04. CPA2023010 PZ Report

Maricopa County — Planning & Zoning (2023-09-14)

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CPA2023010  
Page 1 of 5 
 
 
Report to the Planning and Zoning Commission 
Prepared by the Maricopa County Planning and Development Department 
 
 
Case: 
CPA2023010 - Hyder Energy Center  
 
 
 
Hearing Date: 
September 14, 2023 
 
Supervisor District: 
5 
 
 
 
  
 
Applicant: 
Erin Cozart, Wood  
 
Owners: 
Wayne Beaver, Christopher Brereton, CBERT Commercial Properties LLC & 
Silver Canyon Nurseries Inc.  
   
Request: 
Comprehensive Plan Amendment to change the land use designation of 
Rural Development Area of the Comprehensive Plan to Utilities for Hyder 
Energy Center 
 
  
 
Site Location: 
Generally located west of Hyder Rd. and Agua Caliente Rd. in the Hyder 
area. 
 
  
Site Size: 
Approximately 118 Acres 
 
Density: 
N/A 
 
County Island:  
No 
 
 
County Plan: 
Maricopa County Vision 2030 Comprehensive Plan – Rural Development 
Area (0-1 d.u./ac)  
 
Municipal Plan: 
N/A 
 
Municipal Comments: 
None received to date 
 
Support/Opposition: 
None known 
 
Recommendation: 
Approve

CPA2023010  
Page 2 of 5 
Project Summary: 
 
1. 
The applicant, Wood, is proposing a comprehensive plan amendment (CPA) on 118 acres of non-
contiguous land comprising of 5 separate parcels to change the land use designation in the 
Maricopa County Vision 2030 Comprehensive Plan from Rural Development Area to Utilities to 
ultimately be added to a larger commercial solar development. Two previous comprehensive plan 
amendment cases (CPA2021011 & CPA2022009) have been approved for 5,616 surrounding 
acres, and with the addition of the subject 118 acres the entire combined project will have 5,734 
acres. The applicant is requesting additional acreage with this application to allow for additional 
space for power interconnections and for better site planning for the final design of the future 
facility.  
 
2. 
The subject sites are currently undeveloped vacant or agriculture land under the Rual-190 zoning 
designation. This application will allow for the future rezoning of the land to an industrial zoning 
designation to allow for future solar utility generation and associated other uses.   
 
2023 Aerial

CPA2023010  
Page 3 of 5 
Zoning Map 
 
 
 
3. 
The narrative provided for CPA2023002 asserts that the proposed development meets the 
Comprehensive Plan Amendment criteria in the following manner: 
 
Whether the amendment constitutes an overall improvement to the Comprehensive Plan and is  
not solely for the good or benefit of a particular landowner or owners at a particular point in 
time. The applicant states that the use is more than benefitable to only the landowners as the use 
of electric generation will be, “in direct alignment with the County’s mission and guiding principles 
for leadership and strategic priorities to leverage its resources to provide for a balanced regional 
economy.”  The applicant goes on to state that due to the decommissioning of coal power plants 
in our state, the project will allow additional power generation capabilities and capacity that will 
benefit all residents of the state.  
 
Whether the amendment will adversely impact all or a portion of the planning area. 
The applicant states that the project will not impact the surrounding planning area as the majority 
of the local area has already obtained changed comprehensive plan to a utility designation. “The 
Project would not alter acceptable land use patterns that would be detrimental to the 
Comprehensive Plan. Most of the land use within the site is open space (i.e., undeveloped native 
desert land). Other existing land uses within the site include utilities and commercial/industrial 
operations. These land uses would continue with the implementation of the Project. Some of the 
land uses within the site are associated with agriculture. These land uses would be temporarily 
unavailable during the life of the Project (i.e., 40 years). Agricultural practices could resume at the 
end of the design life of the Project.” 
 
Whether the amendment is consistent with the overall intent of the Comprehensive Plan.

CPA2023010  
Page 4 of 5 
The applicant believes the change is consistent with the intent of the Comprehensive plan as it 
furthers some original goals presented in the plan. “The resolution adopting the County’s Vision 
2030 Comprehensive Plan notes that the Comprehensive Plan “helps to promote economic 
prosperity, maintain a vibrant quality of life, and facilitate continued growth in a coordinated, 
harmonious, and responsible manner.” Further, the Comprehensive Plan outlines Strategic Priorities 
for Maricopa County including “innovatively leverage its resources” and “deploy an effective and 
efficient infrastructure.” The Project displays consistency with these priorities and the County’s 
vision to work collaboratively and effectively for its residents.” 
 
The extent to which the amendment is consistent with the specific goals and policies contained 
within the plan. 
The applicant states that the proposal is consistent with the specified goals as it helps further 
the renewable energy goal outlined within the Comprehensive Plan. “The Applicant believes that 
this Project would assist the County in promoting its goal to encourage solar development and the 
creation of jobs (both temporary construction jobs and permanent O&M jobs) associated with these 
types of development. The Applicant believes the Project is wholly consistent with specific goals 
and policies within Maricopa County’s Comprehensive Plan. At this early stage of planning, 
estimated revenue to the County has not been calculated; however, as reflected above within the 
excerpted statement from the County Comprehensive Plan (Vision 2030 Comprehensive Plan), the 
County recognizes these Projects are economically beneficial.” 
 
Existing On-Site and Adjacent Zoning / Land Use: 
 
4. 
On-site: 
 
Rural-190 / Agricultural Use  
North: 
Rural-190 / Agricultural Use 
South: 
Rural-190 / Agricultural Use 
East: 
Rural-190 / Agricultural Use  
West: 
Rural-190 / Agricultural Use 
 
Adopted Plan: 
 
5. 
Vision 2030 Comprehensive Plan (adopted January 13, 2016) – The current compressive plan 
designation for these parcels is Rural Development Area (0-1 d.u./ac). 
 
Public Participation Summary: 
 
6. 
The applicant sent out informational notices to all properties within 300’ of parcel boundaries. 
The applicant also had an online public meeting which was held on August 15, 2023. There were 
four members of the public present online with no questions being asked during the Q&A portion.  
 
Outstanding Concerns from Reviewing Agencies: 
 
7. 
N/A 
 
Staff Analysis: 
 
8. 
Staff believes the proposal meets and improves the intent of the Comprehensive Plan as the 
surrounding areas have already been amended for future utility production use. The parcels in 
question form a small section of the future solar project and will be used to help utilize space 
within the project boundary to allow proper site planning, drainage and protection of riparian and 
electrical transmission corridors.

CPA2023010  
Page 5 of 5 
  
Recommendation: 
 
9. 
For the reasons outlined in this report, Staff recommends the Commission adopt a motion that 
the Board of Supervisors Approve CPA2023010. 
 
 
Presented by: 
Andrew Lorentzen, Planner 
Reviewed by: 
Matthew Holm, AICP, Planning Supervisor 
 
Attachments: 
Case Map (1 page) 
 
Land Use Exhibits (2 pages) 
 
Narrative Report (29 pages)

/
Maricopa County Planning & Development - Phoenix, AZ
5
Gross Acres: 119 approx.
Generated September 5, 2023 1:07 PM
CPA2023010
Application Name:
Legal Description
Hyder Energy Center
Applicant
Case Address
, T4S R10W 29, T4S R10W 30, T4S R10W 31
ERIN COZART for WOOD
Applicant Phone/Email
Parcel Primary:401-85-048
512.670.6152
erin.cozart@woodplc.com
Map scale 1:22,562
Supervisor District No.
401-85-009A,  401-85-037,  401-85-042+
COMPREHENSIVE PLAN AMENDMENT TO CHANGE THE LAND USE DESIGNATION IN THE VISION 2030
MARICOPA COUNTY COMPREHENSIVE PLAN FROM RURAL DEVELOPMENT AREA TO UTLITIES

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Phase 1: Previously Approved Major CPA2021011 
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Phase 2: Previously Approved Major CPA 
Application CPA2022009 (approximately 1,997 
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Phase 3: Current General CPA Application 
CPA2023010 (approximately 117.77 Acres) 
Avoidance Areas 
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CPA2023010 
General Comprehensive Plan Amendment Application  
Project Narrative 
Hyder Energy Center Project 
Maricopa County, Arizona 
 
 
 
 
 
Project Name:   
Hyder Energy Center Project  
Wood Project No.  
24777507 
 
Wood Project Contact: Erin Cozart 
 
 
 
erin.cozart@woodplc.com 
 
 
 
Raymond Banker 
 
 
 
raymond.banker@woodplc.com 
 
 
 
 
 
 
 
Prepared for: 
Hyder Energy Center, LLC  
422 Admiral Boulevard 
Kansas City, MO 64106 
 
 
Prepared by: 
 
 
Wood. 
3415 Greystone Dr, Ste. 200 
Austin, TX 78731 
 
 
 
 
 
July 24, 2023

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page i
 
 
 
 
TABLE OF CONTENTS 
1 
PART A – EXECUTIVE SUMMARY ............................................................................................................................. 1 
1.1 
On-site and Regional Location ............................................................................................................................................ 1 
1.2 
CPA Size and Description of Land Use Types by Acreage ....................................................................................... 2 
1.3 
Roads/Transportation Systems Serving the Project ................................................................................................... 2 
1.4 
Suitability with Surrounding Land Uses ........................................................................................................................... 3 
2 
PART B - WHETHER THE AMENDMENT CONSTITUTES AN OVERALL IMPROVEMENT TO THE 
COMPREHENSIVE PLAN AND IS NOT SOLELY FOR THE GOOD OR BENEFIT OF A PARTICULAR 
LANDOWNER OR OWNERS AT A PARTICULAR POINT IN TIME. ........................................................................ 4 
3 
PART C - WHETHER THE AMENDMENT WILL ADVERSELY IMPACT ALL OR A PORTION OF THE PLANNING 
AREA BY: ...................................................................................................................................................................... 5 
3.1 
Altering Acceptable Land Use Patterns to the Detriment of the Plan. ............................................................... 5 
3.2 
Requiring Public Expenditures for Larger and More Expensive Infrastructure................................................ 5 
3.3 
Requiring Public Improvements to Roads, Sewer, or Water Systems that are Needed to Support the 
Planned Land Uses. ................................................................................................................................................................... 5 
3.4 
Adversely Impacting Planned Land Uses Because of Increased Traffic. ............................................................. 5 
3.5 
Affecting the Livability of the Area or Health or Safety of Present and Future Residents. ........................ 6 
3.6 
Adversely Impacting the Natural Environment or Scenic Quality of the Area in Contradiction to the 
Plan. ................................................................................................................................................................................................. 6 
4 
PART D - WHETHER THE AMENDMENT IS CONSISTENT WITH THE OVERALL INTENT OF THE 
COMPREHENSIVE PLAN. ........................................................................................................................................... 7 
5 
PART E - THE EXTENT TO WHICH THE AMENDMENT IS CONSISTENT WITH THE SPECIFIC GOALS AND 
POLICIES CONTAINED WITHIN THE PLAN. ............................................................................................................ 8 
6 
PART F - OTHER PERTINENT INFORMATION AS REQUESTED BY THE MARICOPA COUNTY PLANNING 
DEPARTMENT STAFF. .............................................................................................................................................. 20 
FIGURE 1:  PROJECT MAP ................................................................................................................................................... 1 
FIGURE 2:  SITE MAP ........................................................................................................................................................... 2 
FIGURE 3:  PARCELS BY LANDOWNER ............................................................................................................................. 3 
FIGURE 4:  LAND USE EXHIBIT ........................................................................................................................................... 4 
ATTACHMENT A:  PARCEL LIST ......................................................................................................................................... 5 
 
List of Tables 
Table 1 
CPA Permitting Phases  
Table 2 
Consistency with Comprehensive Plan 
List of Figures 
Figure 1 
Project Map 
Figure 2 
Site Map 
Figure 3 
Parcels by Landowner 
Figure 4 
Land Use Exhibit 
 
 
 
List of Attachments 
Attachment A 
Parcel List

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 1
 
 
 
1 
PART A – EXECUTIVE SUMMARY 
This narrative report addresses the required information to support the request for a General 
Comprehensive Plan Amendment (CPA) to change the future land use designation from Rural Development 
Area to Utilities for the Hyder Energy Center Project (the Project). Hyder Energy Center, LLC (HEC), the 
applicant (Applicant), is proposing the construction and operation of an up to 800 megawatt alternating 
current (MWac) electrical generation facility consisting of solar (photovoltaic) modules and a battery energy 
storage system (BESS), collectively referred to as the Project. The electrical generation capacity of the solar 
Project would be up to 800 MWac and the BESS would have a net power capacity of up to 800 MWac. The 
BESS would likely be designed to go through a single charge/discharge cycle on a 24-hour basis, 
storing/discharging up to 3.2 gigawatt hours (GWh). The Project has at least three CPA application phases 
(see Table 1 below). Permitting phase 3 of the Project, and subject of this CPA, would be located on up to 
118 acres of land in unincorporated Maricopa County (County), approximately 30 miles west of the Town 
of Gila Bend. Permitting began with phase 1 (CPA 2021001) having 3,619 acres approved and continued 
with phase 2 (CPA 2022009) adding 1,997 acres to the Project. All three phases are adjacent to one another 
and would become a unified development of 5,734 acres (Figure 1). The table below describes past and 
current land entitlement permitting. 
Table 1 – CPA Permitting Phases 
Name 
Description 
Acres 
CPA#2021011 
Permitting phase 1 - previously approved in 2021 CPA 
3,619 
CPA#2022009 
Permitting phase 2 - previously approved in 2022 CPA 
1,997 
CPA#2023010 
Requested parcels in this application 
118 
Combined Project 
Phases 1, 2, and 3 
5,734 
 
The Project would include up to 1,203,007 solar modules, rated at 665 watts direct current (dc) per module, 
and mounted on single-axis trackers. It should be noted that watts per module may vary at the time of 
construction; however, for planning purposes we have included an approximate module output of 665 watts 
dc. In addition to the installation of solar modules, the Project would include the construction of a Project 
substation, BESS warehouse, and operation and maintenance (O&M) building that would include a 
connection to a new septic system. The Project would interconnect to one of the 500kV Hoodoo Wash – 
Hassayampa transmission lines owned by San Diego Gas & Electric (SDG&E) and controlled through the 
California Independent System Operator (CAISO), located 0.4 mile north of Hyder Road. The substation, 
BESS warehouse, and O&M building would be located on up to 45 acres within the area included in Phase 1, 
(see Figure 2). The Project transmission interconnect is anticipated to be less than 800 feet in length that 
would connect to a 500-kilovolt (kV) transmission line on 160- to 180-foot structures above grade within 
an up to 200-foot right-of-way (ROW). The design life of the Project is anticipated to be 40 years. 
1.1 
On-site and Regional Location 
The Project site is situated northeast of the Agua Caliente Mountains and north of the Gila River, and the 
northern portion of the site is situated within Hyder Valley (Figure 1). Topographically, the site slopes 
slightly to the southeast toward the Gila River. Elevations within the Project site range between 
approximately 960 – 454 feet above mean sea level. The site is primarily open desert land and agricultural

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 2
 
 
 
crop land and was historically native desert land. The regional ecological biome associated with the site can 
be characterized as dynamic, occurring south of rugged mountains and north of the Gila River. The local 
area has been heavily modified to support energy infrastructure, including, but not limited to a 
transportation corridor, pipeline, county-maintained road network, telecommunications, above and below 
ground powerlines, and other planned or built solar farms. The Applicant would make all reasonable efforts 
to mitigate potential impacts to the natural and human environments; however, at this early stage the 
Project buildable area is still being defined during this planning phase of the Project. Final layout would be 
presented during the zoning phase.  
The Project is bounded by Butterfield Stage Road to the north, the Gila River to the east and south, and the 
Maricopa and Yuma County boundary to the west. Generally, the center of the Project is located at Latitude 
33°1'16.52"N and Longitude 113°18'51.28"W, or the midpoint of T5S/R10W Section 5. The Project would 
interconnect to the 500kV Hoodoo Wash - Hassayampa line transmission line (Hoodoo 500kV), located 0.4 
miles north of Hyder Road. This interconnect is not expected to exceed 800-feet from Project switchyard to 
Hoodoo 500kV The Applicant’s site consists of multiple parcels of land within the following Township (T), 
Range (R) and Sections: 
 
T4S/R10W: Sections 29, 30, 31, 32, 33, 34. 
 
T5S/R10W: Sections 5, 6, 7, 8, 10, 15, 16, 17, 18. 
This request is for parcels in:  
 
T4S/R10W: Sections 29, 30, 31. 
The Applicant has secured site control options for all parcels included within the Phase 3 Project boundary 
(Figure 3). A list of all parcels within the Phase 3 Project boundary can be found in Attachment A. 
1.2 
CPA Size and Description of Land Use Types by Acreage 
The request is for a general CPA to change the future land use of approximately 118 acres from Rural 
Development Area to Utilities (Figure 4).  
Land uses within and surrounding the site include rural development, irrigated row crops, aquatic 
agriculture, some commercial, utilities, and open space (i.e., native desert land). Also included within Phase 1 
are three parcels and a portion of four others designated as approved for Special Use as a solar land use 
for the previously approved Verma Solar Hyder Parcels 1 and 2 (CPA2009023 and CPA2009024; 
approximately 182 acres). One parcel, Assessor Parcel Number (APN) 403-29-123C, in Phase 2 has two 
previously approved special use permits for use as an agricultural processing plant (Z91-30) and a cotton 
gin (Z77-26). An out of service Union Pacific Railroad (UPRR) right of way, the existing 500kV Hoodoo Wash - 
Hassayampa transmission line corridor, and a Kinder Morgan natural gas pipeline all bisect the site parallel 
to Hyder Road. Various above-ground electric lines occur in and around the site. Medium voltage electrical 
(i.e., 34.5kV) connectors would be required to be installed either over or under Hyder Road. The Applicant 
is pursuing encroachment permits from these entities.  
1.3 
Roads/Transportation Systems Serving the Project 
The Project site is located approximately 12 miles north of Interstate 8, via Agua Caliente Road. The Project 
site is currently accessible along Hyder Road, bisecting the site southwest to northeast, as well as by Agua

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 3
 
 
 
Caliente Road, bisecting north to south. The three CPA land areas (Phases 1, 2, and 3) would be accessed 
using the existing graded and asphalt-paved major/minor/local/farm roads within the Project site. Detailed 
plans identifying proposed access routes and road design would be defined and presented during the 
zoning phase of the Project. 
1.4 
Suitability with Surrounding Land Uses 
The site is situated in a prime location within the regional electric grid and in a relatively remote area suited 
for renewable energy development. Two CPAs were approved in 2011 (Verma Solar Hyder Parcels 1 and 2 
within Phase 1 [CPA 2009023 and CPA 2009024]) under a previous land use designation for solar projects. 
Although these sites were never developed, the suitability of this Project with surrounding land uses is 
demonstrated by the County’s approval of these types of uses (i.e., solar farms). Additionally, high voltage 
transmission lines occur near the site, as well as an existing substation connecting to distribution level lines 
along Hyder Road. Further, the Bureau of Land Management (BLM) has established two Solar Energy Zones 
in the vicinity of the site, Agua Caliente (10 miles to the west) and Gillespie (25 miles to the east). These 
Solar Energy Zones have been identified by BLM as areas well suited for utility-scale production of solar 
energy, where the BLM will prioritize solar energy and associated transmission infrastructure development.  
The site is relatively flat, primarily native desert land and agricultural land and is surrounded by agricultural 
land and native desert land. Dust generation as a result of the Project is anticipated to be relatively low, as 
the land would lay fallow beneath solar arrays with minimal ground disturbance or vehicular activity 
compared to present activities. The Project would not generate noise that exceeds state statutes or use 
water during the production of electricity. The solar array (up to approximately 15 feet above ground when 
fully tilted) would be noticeable up to one-quarter to one-half mile away, generally along roads and nearby 
residences, but would blend into the background terrain for sensitive viewers at distances greater than one-
half to one mile. 
The nearest residence to Phase 3 of the Project is located approximately 0.1 miles north of the site, near 
County 18th St N. Another residence is located approximately 0.2 miles west, near the junction of Yuma 
County Road 14 and Palomas Road/Hyder Road, in Yuma County. One additional residence is located 
further south on the east side of Avenue 76E in Yuma County. On the south side of the Agua Caliente 
Mountains along Old Agua Caliente Road there is a residence approximately 0.6 miles southwest of the site. 
The Agua Caliente Mountains provide screening of the Project from this residence and other residences 
further west along Old Agua Caliente Road. The next closest residence is located approximately 0.3 miles 
south of the southern portion of the Project. This residence is associated with Desert Springs Tilapia, 
operated by MainStream USA, LLC, a participating landowner.  
The Project is located below three Military Training Routes (MTRs): Visual Route 231, 243, and 245. On these 
routes, pilots are authorized to fly as low as 300 feet above ground level. Wood reached out to Luke Air 
Force Base (LAFB), who provided a letter dated September 15, 2022, stating that LAFB does not expect that 
the proposed CPA would affect LAFB flying operations; however, they request the right to comment further 
as construction plans are submitted to County Planning to determine if any structural impacts exist. 
Additionally, LAFB recommended that the Project go through the Department of Defense (DoD) Informal 
Clearinghouse process. The Project initiated the Informal Review process on August 18, 2022, and was 
assigned Tracking Number 2022-08-S-DEV-16. The DoD responded on September 29, 2022, and has

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 4
 
 
 
requested additional information regarding construction of the Project. The Project expects ongoing 
coordination with LAFB and DoD to occur during the zoning phase of the Project. 
2 
PART B - WHETHER THE AMENDMENT CONSTITUTES AN OVERALL IMPROVEMENT TO THE 
COMPREHENSIVE PLAN AND IS NOT SOLELY FOR THE GOOD OR BENEFIT OF A PARTICULAR 
LANDOWNER OR OWNERS AT A PARTICULAR POINT IN TIME. 
The Project would constitute an overall improvement to the Comprehensive Plan and is not being 
developed solely for the good or benefit of a particular landowner or owners. The County places 
demonstrable value on alternative energy development, as evidenced by the strategic priorities and core 
principles of the County’s Vison 2030 Comprehensive Plan. Maricopa County explicitly identifies 
encouraging solar energy development as an important goal, particularly in Economic Growth Policy 10, 
Energy Goal 2, Energy Policy 6, and Water Resources Policy 5.  
The Project, as a utility-scale renewable energy generation and storage facility, is in direct alignment with 
the County’s mission and guiding principles for leadership and strategic priorities to leverage its resources 
to provide for a balanced regional economy.   
The Project would benefit local, County, state, and regional economies by providing temporary employment 
opportunities for several hundred crafts over a 24- to 36-month construction window, beginning as early 
as 2025 and be completed by 2027-2028. The Project expects to create up to 100 construction jobs per 
month. As the construction and assembly ramps up for each construction phase, the Project could hire as 
many as 250-350 daily workers during peak construction (approximately 3-4 months) which would then 
taper off gradually. Some workers typically perform various jobs throughout construction (i.e., grading, 
posting, fencing, landscaping, etc.), therefore a single worker could theoretically be continuously hired for 
weeks or months. Construction managers typically prefer to hire locally, and if Maricopa County can provide 
available, trained, and willing workers, those would be typically given higher priority. However, some of 
these jobs are very specialized, and it is common that many workers are ‘traveling workers’ transitioning 
from construction site to construction site. Wages typically are above federal minimum wage, and many 
jobs have benefits, i.e., paid holiday, health insurance, etc. Further, the Project would generate revenue for 
local businesses including construction companies, hospitality and building material businesses, as well as 
generate additional revenue locally in the forms of property acquisition, tax revenue and construction 
permitting.  
Due to the decommissioning of coal-fired base load generation in Arizona and the existing tenuous 
condition of Lake Mead, this Project is being developed to: 1) support future electrical loads in the absence 
of these coal and hydro generators; 2) to secure renewable and storable power for the State of Arizona and 
greater southwest; and 3) to provide reasonably priced electricity to the regional grid as well as support 
affordable regional electrical generation and water conservation.  
The Project would allow for the use of existing powerline corridors, existing road infrastructure and existing 
energy transmission, and would require minimal disturbance to topography and natural or cultural 
resources to generate solar electricity. Further, the electricity generated by the Project would be distributed 
to the regional electrical grid and wider west/southwest regions. The generation of solar electricity could 
also result in improved air quality through reduced emissions for electric generation, providing a benefit to 
air quality in Maricopa County and the State of Arizona as well as aligning with the County’s Environmental

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 5
 
 
 
Goal 1. These Project characteristics uphold the County’s Comprehensive Plan strategies, goals, and policies 
and constitute an overall improvement to the comprehensive plan, local and regional economy, and 
regional energy production, that is not solely for the good or benefit of a particular landowner or other 
Project proponent at a particular time. 
3 
PART C - WHETHER THE AMENDMENT WILL ADVERSELY IMPACT ALL OR A PORTION OF THE 
PLANNING AREA BY: 
3.1 
Altering Acceptable Land Use Patterns to the Detriment of the Plan. 
The Project would not alter acceptable land use patterns that would be detrimental to the Comprehensive 
Plan. Most of the land use within the site is open space (i.e., undeveloped native desert land). Other existing 
land uses within the site include utilities and commercial/industrial operations. These land uses would 
continue with the implementation of the Project.  
Some of the land uses within the site are associated with agriculture. These land uses would be temporarily 
unavailable during the life of the Project (i.e., 40 years). Agricultural practices could resume at the end of 
the design life of the Project.  
3.2 
Requiring Public Expenditures for Larger and More Expensive Infrastructure.  
The Project would not require any public expenditures for larger and more expensive infrastructure. All costs 
of larger or more expensive infrastructure required as a result of the Project, such as gen-tie line and on-
site collection lines and required site access improvements shall be borne by the Applicant. 
3.3 
Requiring Public Improvements to Roads, Sewer, or Water Systems that are Needed to Support the 
Planned Land Uses. 
All costs of public improvements to roads, sewer or water systems required because of the Project would 
be borne by the Applicant. The Project would require improvements to roads (e.g., underground cabling 
and access), septic, and potable water system associated with the O&M building to support the planned 
land use. The Project area is served by existing roads and the temporary Project construction traffic is not 
anticipated to overburden the existing road system. Costs of the Project’s infrastructure needs, such as 
access road improvements, Maricopa County Department of Transportation (MCDOT)-requested road 
improvements (e.g., Project required underground conduit and wiring, entrance road apron), septic, limited 
temporary and operational water needs and domestic waste, would be borne by the Applicant. Water for 
construction and O&M would utilize on-site water wells associated with the Project. 
3.4 
Adversely Impacting Planned Land Uses Because of Increased Traffic.  
The Project would not affect planned land uses during either construction or operation. Access to all existing 
land uses within the Project area would remain open and unaffected. Potential traffic alterations would be 
addressed as part of the entitlement process for the future zone change application and plan of 
development for this Project. A construction traffic plan would be developed to minimize impacts on 
existing land uses and access to these land uses.

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 6
 
 
 
3.5 
Affecting the Livability of the Area or Health or Safety of Present and Future Residents.  
The Project would not have an impact on livability or health or safety of present or future residences within 
the Project area. Currently there is electrical infrastructure (e.g., transmission lines, solar electrical generating 
facilities) as well as above-ground electrical distribution lines and transportation networks within the Project 
area and the region. The Applicant understands that the County would require a site enclosure and 
screening to provide screening where the Project is adjacent to existing residences. This screening would 
be at 80% opacity per County direction. Specific type and location of site enclosures and screenings would 
be determined during the entitlement process to meet County zoning requirements. Site preparation and 
construction would generate some emissions due to the use of construction equipment and dust control 
measures would be implemented to minimize fugitive dust emissions. Project operations would not 
generate air emissions; Project maintenance would generate minimal vehicle and equipment emissions and 
fugitive dust emissions from personnel accessing the Project site and utilizing limited vehicles or equipment. 
The Project would be managed in accordance with local, state, and federal regulations to minimize risk and 
exposure to the public and the environment. 
Wildfire prevention and mitigation measures would be incorporated into the Specific Plan of Development 
that would be developed during Project zoning. All applicable local and county fire laws and regulations 
would be complied with, and all reasonable measures would be taken to prevent fires on the site. Fire hazard 
risk may be reduced through the control or suppression of weeds. All weed control would be conducted in 
compliance with County regulations. Herbicides would likely be necessary to control the spread of invasive 
weeds following construction disturbance as part of an integrated pest management strategy. 
3.6 
Adversely Impacting the Natural Environment or Scenic Quality of the Area in Contradiction to the 
Plan.  
The Project would not adversely impact the natural environment or the scenic quality of the area 
significantly. The Project has conducted initial surveys to describe the ecological conditions across the 
Project area several times in 2021 and 2022. In addition to a field site investigation, the US Fish and Wildlife 
Service (USFWS) Information for Planning and Consultation website and the Arizona Game and Fish 
Department (AZGFD) Online Environmental Review Tool have been queried for information on special status 
species, including federal threatened and endangered species, for the Project area. The Project site and 
surrounding area is predominately open desert lands, with limited agricultural development in the vicinity. 
The native vegetation present is dominated by widely spaced desert scrub vegetation including creosote, 
saltbush and Sonoran Desert scrub habitats. Desert washes are dominated by live and dead or dormant 
salt-cedar. There are no federally listed plant or wildlife species that are likely to occur in the Project area, 
but Sonoran pronghorn is considered to have low likelihood to occur in the area. In addition, there are some 
species of concern, such as migratory birds and raptors, which have potential to occur in the area.  
The Applicant has coordinated with wildlife agencies, particularly the AZGFD, since October 2021, during 
the 2021 CPA (CPA#2021011) application process and worked to develop protection measures and address 
concerns with species highlighted by the AZGFD for the 2022 CPA (CPA#2022009) in July 2022. The Project 
is still in the early planning phases and discussions with wildlife agencies are still underway. Protection 
measures may include pre-construction surveys for some species as well as biological monitoring during 
construction.

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Native plants protected under Arizona Native Plant Law, administered by the Arizona Department of 
Agriculture, would be identified on the site prior to construction and relocated or salvaged as required. 
Native plant removal, relocation, or sale would be noticed as required by Arizona Administrative Code Title 
3, Chapter 3, Article II. The Project shall avoid the Gila River as well as identified Waters of the United States 
and wetlands. Appropriate best management practices (BMPs) and retention basins would be included in 
the Project design and construction to minimize impacts to surface water runoff. 
Consultation with the Arizona State Historic Preservation Office (SHPO) has been initiated to identify 
significant cultural resources. A Class I and Class III Cultural Resources Inventory and Pedestrian survey were 
completed and the SHPO has concurred that no cultural resources identified are eligible for listing on the 
National Register and no further surveys are warranted. It should be noted, the State of Arizona requires 
that the inadvertent discovery, during construction, of human remains and funerary objects be reported to 
the Director of the Arizona State Museum (ARS §41-865) upon discovery.  
Finally, the Project would not significantly impact the scenic quality of the area. Currently there is electrical 
infrastructure (e.g., transmission lines, solar electrical generating facilities, electrical substations) as well as 
above-ground electrical distribution lines and transportation networks within the Project area and the 
region. Existing views from within the site would not be significantly obscured, because the height of panels 
would not obscure scenic views beyond the site. The Applicant understands that the County may require 
an 80% opacity screen be constructed in areas adjacent to existing residences to minimize visual impact. 
4 
PART D - WHETHER THE AMENDMENT IS CONSISTENT WITH THE OVERALL INTENT OF THE 
COMPREHENSIVE PLAN. 
The resolution adopting the County’s Vision 2030 Comprehensive Plan notes that the Comprehensive Plan 
“helps to promote economic prosperity, maintain a vibrant quality of life, and facilitate continued growth in 
a coordinated, harmonious, and responsible manner.” Further, the Comprehensive Plan outlines Strategic 
Priorities for Maricopa County including “innovatively leverage its resources” and “deploy an effective and 
efficient infrastructure.” The Project displays consistency with these priorities and the County’s vision to 
work collaboratively and effectively for its residents, as detailed below. 
Arizona is a prime location for the generation of solar electricity for both local consumption and export. The 
Project, as a utility-scale renewable energy generation and storage facility, is in direct alignment with the 
County’s mission and guiding principles for leadership and strategic priorities to leverage its resources to 
provide for a balanced regional economy. Construction of the Project would contribute to local, County, 
and state economic prosperity by providing employment opportunities for numerous experienced 
professionals throughout construction. Additionally, spending for construction activities and workers would 
also provide revenue opportunities to local businesses and the tax revenue from the Project would benefit 
a wide variety of public services. 
Meeting electric power demand with solar and storage projects such as this Project would contribute to an 
effective and efficient infrastructure and improve quality of life locally in several ways. This Project would 
contribute to improved air quality through reduced emissions as compared to traditional fossil fuel power 
sources. As the cost of fossil fuels rises and aging fossil fuel power plants are retired, solar and storage 
projects are an affordable and sustainable solution to help to meet the growing regional power demand. 
Moreover, water conservation is becoming increasingly important as the country is experiencing historic

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drought and reservoirs such as Lake Mead cannot recharge at the rates that they are being depleted. The 
Project would be a low water use facility and does not require water in the generation of electrical power 
and requires very little water for panel and equipment maintenance. The Project would require 2,830-acre 
feet of water during construction and 94-acre feet/year of water for O&M that includes four panel washing 
session per year. Potable water use is estimated at 1,520 gallons per month during the design life of the 
Project (i.e., 40 years). The Project would demonstrate responsible environmental stewardship and would 
further the goal of increased water conservation within Maricopa County.  
One of the County’s core principles is to support implementation of the County’s strategic priorities. This 
Project directly supports the County’s strategic priorities, as indicated in the discussion of the specific goals 
and policies of the Comprehensive Plan in the following section. 
5 
PART E - THE EXTENT TO WHICH THE AMENDMENT IS CONSISTENT WITH THE SPECIFIC GOALS 
AND POLICIES CONTAINED WITHIN THE PLAN.  
Maricopa County places demonstrable value on alternative energy development, as evidenced by the 
strategic priorities and core principles of the County’s Vision 2030 Comprehensive Plan. Maricopa County 
explicitly identifies encouraging solar energy development as an important goal, particularly in Economic 
Growth Policy 10, Energy Goal 2, Energy Policy 6, and Water Resources Policy 5 of the Vision 2030 
Comprehensive Plan. The County’s strategy encouraging renewable energy development is provided as 
follows: 
Renewable Energy 
Maricopa County has the potential to be a global leader in renewable energy research and 
development, especially with respect to solar energy. Maricopa County is one of the most 
productive spots in the world for both photovoltaic and concentrated solar energy generation. 
Many companies have already discovered this potential, evidenced by the large number of 
utility-scale plants being planned in unincorporated areas. Because of the economic and 
environmental benefits Maricopa County supports state and local efforts to attract solar 
research and development to this region. 
Strategies - Attract solar and other alternative energy research and development to Maricopa 
County. 
The Project, a utility-scale renewable energy facility, is in direct alignment with the County’s strategy to 
support the development of solar electrical generation.  
The Project would use photovoltaic and battery technology and would require very little water use during 
operations, with the exception of as-needed maintenance for cleaning the solar panels and equipment and 
water use associated with the O&M building. Maricopa County recognizes the potential environmental and 
economic benefits of solar developments within the Comprehensive Plan, as indicated by multiple goals 
and policies, which are highlighted in Table 2. 
The Applicant believes the Project is well suited for the selected area, given the availability of a large amount 
of relatively flat land. Further, proximity to the 500kV Hoodoo Wash - Hassayampa transmission line corridor 
makes this location ideal in terms of minimizing the long electrical interconnects required for the

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transmission of electricity to the regional electrical grid. Moreover, the area surrounding the site is mostly 
undeveloped, although agricultural lands are located to the north and south of the site.  
It is recognized that several residences occur outside of but near the Project, to the west, southwest, and 
one residence north of the southeastern portion of the Project. U.S. Census tract data indicate approximately 
9 households are located within one half-mile of the Project, while12 households are located within 2 miles 
of the Project. Signs to notify the public would be posted along County-maintained roadways. The existing 
visual setting has been previously impacted by electrical infrastructure including high voltage transmission 
lines, and electrical substations; transportation network (e.g., arterial roads and railway); and agricultural 
farms and their attendant infrastructure (e.g., water pumps, canals, farm roads, distribution lines, agricultural 
processing plant and cotton gin). Further, for residences south of the Project, the Agua Caliente Mountains 
provide screening of the Project from these residences. 
The Project would contribute to the existing visual clutter within the region; however, given the low-profile 
design of the array, BESS, O&M building, and other ancillary facilities, it is not expected to adversely impact 
existing views or the existing natural/man-made setting. The most prominent feature on the landscape 
would be the Project’s 500kV interconnect, which would be constructed on structures approximately 160 to 
180 feet tall and would be visible. However, this interconnect would occur in an area that already has a 
500kV transmission line present (i.e., the 500kV Hoodoo Wash – Hassayampa transmission line) and would 
be relatively short, anticipated to be less than 1,500 feet in length. 
Finally, the Applicant believes that this Project would assist the County in promoting its goal to encourage 
solar development and the creation of jobs (both temporary construction jobs and permanent O&M jobs) 
associated with these types of development. The Applicant believes the Project is wholly consistent with 
specific goals and policies within Maricopa County’s Comprehensive Plan. At this early stage of planning, 
estimated revenue to the County has not been calculated; however, as reflected above within the excerpted 
statement from the County Comprehensive Plan (Vision 2030 Comprehensive Plan), the County recognizes 
these Projects are economically beneficial. 
Table 2 includes a complete accounting of relevant comprehensive plan elements, their attendant policies, 
and the consistency of the Project with these policies.

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Table 2 – Consistency with Comprehensive Plan 
Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Land Use Element 
Land Use  
Goal #1  
Achieve balanced and efficient 
development patterns. 
Consistent 
The Project is located near existing high voltage 
transmission lines and a natural gas power plant; 
amending the Comprehensive Plan to allow for solar 
energy electric generation in this location represents 
compatible land use strategy and efficient development 
patterns near existing electric utilities.  
Land Use  
Goal #3 
Protect the public health, safety, 
and well-being. 
Consistent 
The 
Project 
would 
provide 
renewable 
energy 
generation that could result in improved air quality 
through reduced emissions from fossil fuel electric 
generation. The Project would be considered a low-
intensity use.  
Land Use  
Policy #1  
Maricopa 
County 
supports 
compliance 
with 
its 
capital 
improvement and other funding 
programs, 
except 
when 
reimbursement is made to the 
County for unplanned costs or 
when services and infrastructure 
are funded by private capital. 
Consistent  
The Project would be funded by private capital. All 
infrastructure improvements required for the Project 
shall be paid for by the Applicant.  
Land Use  
Policy #2  
Maricopa 
County 
supports 
phasing plans for new urban 
development to coordinate such 
development with new urban 
services and infrastructure. 
Consistent 
The Project would be a phased energy infrastructure 
development and the Applicant would coordinate with 
County 
agencies 
regarding 
new 
services 
and 
infrastructure. 
Land Use  
Policy #7 
Maricopa 
County 
supports 
coordinating 
land 
use 
and 
infrastructure 
planning 
with 
state agencies, counties, and 
municipalities. 
Consistent 
The Applicant would coordinate closely with all 
applicable local, county, state, and federal agencies 
throughout development of the Project, including the 
evaluation of enhanced gen-tie routing to adjacent and 
internal jurisdictions, as well as addressing topics 
pertaining to land and resource management, public 
safety, 
environmental 
and 
cultural 
resources, 
transportation 
and 
infrastructure, 
economic 
development, and large-scale solar electrical generation 
permitting.

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Land Use  
Policy #13  
Where 
necessary, 
Maricopa 
County 
supports 
wildfire 
prevention 
and 
mitigation 
measures in the design of 
development. 
Consistent 
Wildfire prevention and mitigation measures would be 
incorporated into the precise Plan of Development. All 
applicable local and county fire laws and regulations 
would be complied with, and all reasonable measures 
would be taken to prevent fires in the Project. All 
construction personnel would be instructed on 
emergency response to fire events; clear away all 
flammable material for a minimum of 10 feet from areas 
of operations where a spark, fire, or flame could be 
generated; equipment parking areas and small 
stationary engine sites would be cleared of all 
flammable materials prior to use; “No Smoking” signs 
would be posted, gas and oil storage areas would be 
clearly marked, cleared of all flammable material, and all 
used and discarded oil filters, oily rags, or other waste 
would be disposed of in an approved manner. The 
Project would reduce fire hazard risk through the 
control or suppression of weeds, and all weed control 
would be conducted in compliance with County and 
State requirements. Roadway design and equipment 
setbacks would conform with the International Fire 
Code 2018 version. 
Land Use  
Policy #20  
Maricopa 
County 
supports 
reducing the impacts of new 
urban development on existing 
rural land uses and agriculture. 
Consistent 
The Project would have no impact on nearby 
agricultural and rural land uses. At the end of the life of 
the Project, agricultural practices could resume on the 
site because the underlying soils would have been 
minimally impacted during the lifetime of the Project.   
Land Use  
Policy #22  
Maricopa 
County 
supports 
reducing the impacts of new 
development in environmentally 
sensitive areas, including native 
wildlife (flora and fauna) habitat 
and corridors. 
Consistent 
The Project is in an area away from environmentally 
sensitive areas and agency dedicated wildlife habitats. 
No development would occur within the Gila River, 
wildlife would continue to use that habitat. The 
Applicant will continue to coordinate with AZGFD and 
AZ SHPO (for additional information please see Section 
2 Part B above), Arizona Department of Agriculture, and 
other agencies to refine site development and 
environmental protective measures. The Project would 
comply with the Arizona Native Plant Law and other 
regulations associated with the protection of sensitive 
native wildlife.

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Land Use  
Policy #23  
Maricopa 
County 
supports 
reducing the impacts of new 
development 
on 
Maricopa 
County’s regional parks, the 
Maricopa Trail, and other public 
open spaces. 
Consistent 
The Project is located away from, and would not impact, 
Maricopa County’s regional parks, the Maricopa Trail, or 
other public open spaces. 
Land Use  
Policy #27  
Maricopa 
County 
supports 
keeping development out of 
delineated floodways and, where 
necessary, 100-year floodplains. 
Consistent 
The Project would not be developed in a floodway. 
Further, the Project would comply with Maricopa 
County and federal regulations associated with 
development in a floodplain. It is anticipated that a 
floodplain use permit would be required for the Project. 
Land Use  
Policy #31 
To promote safe and active 
communities Maricopa County 
supports 
public 
safety 
and 
security features included in the 
design of new and existing 
development. 
Consistent 
All required safety and security measures would be 
incorporated into the Project. For example, the Project 
would be fenced and include nighttime security 
lighting, all roads would be consistent with County 
regulations associated with first responder access (turn-
around radii, Knox Box, road widths), and fire detection 
and suppression systems would be in conformance with 
State and County Fire Marshal requirements. 
Land Use  
Policy #33  
Maricopa County supports using 
land use buffers and compatible 
land use strategies near existing 
and future high voltage electric 
utility line corridors. 
Consistent 
The Project is located near existing high voltage 
transmission lines. Sufficient buffers, as directed by the 
County, to provide safety exclusion zones/distancing 
would be incorporated to not interfere with these 
existing land uses. A solar farm acts as an efficient buffer 
by providing further separation from these existing 
electrical features and surrounding agriculture and rural 
land uses. Further, all applicable setbacks would be 
incorporated into the Project layout. 
Transportation Element 
Transportation 
Goal #2 
Contribute to a safe, seamless 
and 
effective 
transportation 
system. 
Consistent 
The Project would support preserving the existing and 
future road alignments in the Project area and would 
comply 
with 
Maricopa 
County 
Department 
of 
Transportation planning objectives.

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Transportation 
Policy #1  
As necessary, Maricopa County 
supports preserving future road 
alignments called for in County-
recognized transportation plans, 
especially 
mid-section 
line, 
section line and arterial roads; 
parkways; 
freeways; 
and 
interchanges. 
Consistent 
The Project would support preserving the existing and 
future road alignments in the Project area and would 
comply 
with 
Maricopa 
County 
Department 
of 
Transportation planning objectives. Technical review for 
preserving the existing and future road alignments 
would occur during the zoning/plan of development 
review; potential needs for traffic impact statements or 
studies would be identified depending on Maricopa 
County Department of Transportation requirements. 
Transportation 
Policy #2  
Maricopa 
County 
supports 
compliance 
with 
its 
Major 
Streets and Routes Plan. 
Consistent 
The Project would support preserving the existing and 
future road alignments in the Project area and would 
comply 
with 
Maricopa 
County 
Department 
of 
Transportation planning objectives. 
Transportation 
Policy #9  
Maricopa 
County 
supports 
balanced and efficient land use 
patterns that reduce the number 
and length of vehicle trips. 
Consistent 
Once operational, the Project site would require 
minimal staff (up to 15 personnel during working 
hours), resulting in few vehicle trips to and from the site. 
During time periods when the facility is not fully staffed, 
the Project would be monitored remotely. 
Transportation 
Policy #11  
Maricopa 
County 
supports 
National Ambient Air Quality 
Standards compliance. 
Consistent 
The Project would adhere to the National Ambient Air 
Quality Standards. The Project would generate 
renewable energy that would result in improved air 
quality 
through 
reduced 
emissions 
for 
electric 
generation as compared to other electric generation 
technologies. 
Transportation 
Policy #12  
Maricopa 
County 
supports 
improving low volume dirt roads 
as directed by its PM-10 Dust 
Abatement Program. 
Consistent 
A Dust Abatement Permit would be required prior to 
Project construction. The Project would submit a dust 
control 
plan 
to 
Maricopa 
County 
Air 
Quality 
department. 
Use 
of 
dirt 
roads 
would 
include 
implementation of, when and where needed, dust 
abatement techniques during construction and O&M.  
Transportation 
Policy #14  
Where 
necessary, 
Maricopa 
County 
supports 
roadway 
planning 
that 
promotes 
identified 
scenic 
corridors, 
wildlife 
connectivity 
and 
linkages. 
Consistent 
Coordination with AZGFD would facilitate identification 
of pertinent mitigation measures, incorporated into the 
Project design, that provide for wildlife connectivity and 
linkages. A mitigation plan would be developed during 
project zoning 
Environment Element

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Environmental 
Goal #1 
Provide regional leadership to 
promote all aspects of regional 
environmental quality. 
Consistent 
The Project would generate renewable energy that 
would result in improved air quality through reduced 
emissions for electric generation, providing a benefit to 
air quality in Maricopa County. Appropriate protective 
measures for biological and cultural resources would be 
implemented to minimize or prevent impacts to these 
resources. The Project would require very little water for 
construction 
and 
operation. 
Amending 
the 
Comprehensive Plan to enable this Project would 
demonstrate 
responsible 
leadership 
to 
promote 
regional environmental quality.  
Environment  
Policy #3  
To help protect water quality, 
Maricopa 
County 
supports 
compliance with its Drinking 
Water program and its Water 
and 
Wastewater 
Treatment 
program. 
Consistent 
The Project would be consistent with Maricopa County’s 
Drinking and Wastewater Treatment programs, to 
provide appropriate water management and treatment 
to maintain water quality standards as required. 
Environment  
Policy #4  
Maricopa 
County 
supports 
innovative Project design and 
development techniques that 
protect important plant and 
animal habitat and migration 
corridors. 
Consistent 
The Project would be designed to avoid impacts to 
identified 
agency-designated 
animal 
habitats 
or 
migration corridors during Project construction and 
O&M. The Applicant would continue to coordinate with 
AZGFD to identify pertinent habitats and corridors and 
identify potential development techniques to avoid or 
minimize impacts to these resources (for additional 
information please see Section 2 Part B above). 
Environment 
Policy #5  
As directed by the State Historic 
Preservation Office and Arizona 
Game and Fish Department, 
Maricopa 
County 
supports 
cultural resource and biological 
surveys being completed – and 
needed 
mitigation 
measures 
established – prior to new 
development. 
Consistent 
All phases of the Project would complete required 
cultural and biological reporting and surveys as directed 
from the State Historic Preservation Office and Arizona 
Game and Fish Department. A Biological Resources 
Report and Class I Cultural Resources Inventory are 
completed and SHPO has concurred with Westland’s 
findings that no sites inventoried are eligible for listing 
on the National Register of Historic Places. Appropriate 
protection measures or mitigation measures would be 
developed in coordination with the agencies as 
necessary.

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Environment 
Policy #7  
Where 
necessary, 
Maricopa 
County 
supports 
noise 
reductions in new development 
design and in the construction of 
new buildings. 
Consistent 
The Project would conform to required noise mitigation 
during construction and would maintain hours of 
operation consistent with County regulations. The 
Project would not generate audible noise from sensitive 
receptors during the production of electricity. 
Economic Element 
Economic Growth  
Goal #1 
Contribute 
to 
an 
effective 
regional economy. 
Consistent 
Because of the high solar resource available in Arizona, 
and Maricopa County in particular, the Project would 
harness and convert the readily available solar 
irradiation into an important power resource. The 
Project 
would 
employ 
numerous 
experienced 
professionals from the local community, Maricopa 
County and surrounding region per construction phase 
which would occur over a 24- to 36-month construction 
window, beginning as early as 2025. Construction 
workers would purchase food and incidentals at local 
retail businesses. Construction workers would sleep 
either at their homes or at local motels. On-site housing 
would not be provided during construction. 
Economic Growth  
Goal #2 
Have a diverse and balanced 
economy to promote long-term 
stability and economic resiliency. 
Consistent 
The Project would further expand electric generating 
resources in the County by harvesting readily available 
solar irradiation and would provide these resources 
over the approximately 40-year operational lifetime, 
providing long-term stability and economic resiliency. 
Economic Growth 
Policy #3  
Maricopa 
County 
supports 
increasing 
entrepreneurial 
activities 
and 
business 
formation. 
Consistent 
The Project would create hundreds of construction jobs 
over 24–36-month construction window. Construction 
workers would purchase food and incidentals at local 
retail businesses. Construction workers would sleep 
either at their homes or at local motels. On-site housing 
would not be provided during construction, providing 
revenue opportunities for local businesses.

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Economic Growth  
Policy #5 
Maricopa 
County 
supports 
programs that attract a variety of 
Basic Sector industry clusters 
that have long-term, stable 
growth prospects 
Consistent 
As the solar electrical generating and storage sector 
continues to grow, Maricopa County can continue to 
grow into and expand this sector by supporting this and 
similar Projects. An expanded sector base would attract 
additional opportunities for business development and 
worker 
training 
programs, 
providing 
long-term 
employment 
and 
economic 
development 
opportunities. Numerous trades are required for the 
construction of a utility-scale solar Project including 
electricians, plumbers, mechanics, heavy equipment 
operators, assemblers, security, administrators, and 
Project management.  
Economic Growth  
Policy #6  
Maricopa 
County 
supports 
efforts to recruit prospective 
businesses and industries to the 
County, and efforts to retain 
existing 
businesses 
and 
industries. 
Consistent 
The high solar irradiance of Arizona, in addition to the 
availability of highly suitable land for development in 
Maricopa County and the proximity to existing electrical 
infrastructure, were prime factors that attracted the 
Applicant to this area.  
Economic Growth  
Policy #10 
Maricopa 
County 
supports 
leveraging its solar resource 
potential to attract solar-related 
industries and alternative energy 
research and development. 
Consistent 
Because of the high solar resource and highly suitable 
land available in Maricopa County for development of 
solar energy facilities, Maricopa County is a prime 
location for solar resource development. The Project is 
a utility-scale solar and battery storage Project that 
Maricopa County could use to leverage their leadership 
in this industry to attract solar-related industries and 
additional development. The BLM has established two 
Solar Energy Zones within 10-25 miles of the site, (Agua 
Caliente and Gillespie, respectively). These Solar Energy 
Zones have been identified as areas well suited for 
utility-scale production of solar energy, where the BLM 
will prioritize solar energy and associated transmission 
infrastructure development.

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Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Growth Area Element 
Growth Area 
Goal #1 
Achieve orderly urban growth 
that 
is 
fiscally 
and 
environmentally 
responsible, 
protects public health and safety 
and 
promotes 
sensible 
annexation patterns. 
Consistent 
This Project would enable the County to site utility-scale 
solar generation near existing electrical infrastructure, in 
an area that development would result in limited impact 
to the environment and would provide benefits to air 
quality in the County, while utilizing a readily available 
resource to generate electricity for the southwest and 
western grid – a demonstration of efficient, orderly 
growth by the County. While this area is currently rural, 
it provides services and infrastructure that urban growth 
areas utilize and would provide a foundation for future 
urban growth patterns to consider. 
Open Space Element 
Open Space 
Goal # 1 
Provide regional leadership to 
promote environmental quality, 
including the preservation of 
open, 
natural 
park 
and 
recreation lands. 
Consistent 
This Project would enable the County to site utility-scale 
solar generation near existing electrical infrastructure 
and agricultural use, in an area that development would 
result in limited impact to open space lands and would 
demonstrate efficient, orderly growth. In addition, the 
Project would generate renewable energy that would 
result in improved air quality through reduced 
emissions for electric generation, allowing Maricopa 
County to provide regional leadership in promoting 
environmental quality through improved air quality in 
the County.  
Open Space 
Policy #2  
Maricopa 
County 
supports 
dedication and improvement of 
trail right-of-way within new 
development, 
including 
the 
Maricopa Trail and Maricopa 
County Regional Trail System. 
Consistent 
While the Project may not include trail development, we 
support the development of recreational resources and 
connectivity for users, including trail right-of-way and 
the greater Maricopa County Regional Trail System.  
Water Resources Element 
Water Resources  
Goal #2 
Provide leadership to promote 
regional water quality and water 
use. 
Consistent 
The Project does not require water for the generation of 
electrical power and requires very little water for panel 
and equipment maintenance. By promoting solar 
electrical generation, the County provides leadership on 
responsible water use by enabling low-water use 
infrastructure to provide the southwest and western 
electrical grid with a renewable source of electricity.

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 18
 
 
 
Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Water Resources  
Goal #3 
Increase renewable water use. 
Consistent 
Pursuant to the Vision 2030 Comprehensive Plan (p95), 
“Surface water is considered the State’s major 
renewable water source and comes from rivers, streams 
and lakes.” The Project would not increase water 
withdrawal from rivers, streams, and lakes. However, 
effluent is not planned as a source of water for the 
Project. 
Water Resources  
Goal #4 
Increase water conservation. 
Consistent  
Electricity generation utilizing traditional fossil fuels is 
highly water intensive. In contrast, solar and storage 
Projects such as this Project require very little water 
(comparatively) 
for 
construction 
and 
operation. 
Meeting electric power demands with solar power & 
battery storage would further the goal of increased 
water conservation within Maricopa County. 
Water Resources  
Policy #2  
Maricopa County supports water 
conservation techniques in the 
planning and design of new 
development. 
Consistent 
The Project does not require water for the generation of 
electrical power and requires very little water for panel 
and equipment maintenance. Very little water would be 
required 
for 
construction 
activities. 
Water 
for 
construction and long-term O&M would come from on-
site private ground water wells. The approximate water 
usage would be 94-acre feet/year of water for O&M 
that includes four panel washing session per year. 
Potable water use is estimated at 1,520 gallons per 
month during the design life of the Project (i.e., 40 
years). The Project would be designed to incorporate 
feasible water conservation techniques. 
Water Resources  
Policy #4  
Maricopa 
County 
supports 
compliance with its Drinking 
Water 
and 
Water 
and 
Wastewater 
Treatment 
Programs. 
Consistent 
The Project would be consistent with Maricopa County’s 
Drinking and Wastewater Treatment programs. 
Water Resources  
Policy #5  
Maricopa County supports low 
water 
use 
solar 
electric 
generating technologies. 
Consistent 
The Project does not require water in the generation of 
electrical power and requires very little water for panel 
and equipment maintenance. Panel washing may be 
required if bi-annual rains are not sufficient or if soiling 
of panels is excessive due to dust accumulation.

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 19
 
 
 
Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Water Resources  
Policy #7  
Maricopa County supports low 
water use and drought-tolerant 
landscaping. 
Consistent 
Any required landscaping for the Project would use 
drought-tolerant low-water-use landscaping. The water 
to support any required Project landscaping would 
come from on-site private wells. 
Energy Element 
Energy  
Goal #1 
Provide leadership to promote 
regional environmental quality. 
Consistent 
The electricity generated by the Project would be 
distributed to the regional electrical grid and wider 
west/southwest regions and would result in improved 
air quality through reduced emissions for electric 
generation, providing a benefit to air quality in 
Maricopa County. Appropriate protective measures for 
biological 
and 
cultural 
resources 
would 
be 
implemented to minimize or prevent impacts to these 
resources. The Project would require very little water for 
construction 
and 
operation. 
Amending 
the 
Comprehensive Plan to enable this Project would 
demonstrate 
responsible 
leadership 
to 
promote 
regional environmental quality. 
Energy  
Goal #2 
Make Maricopa County a leader 
in alternative energy research 
and development. 
Consistent 
The Project is a utility-scale solar and storage Project. 
While utility-scale solar is not a “new” technology, the 
battery energy storage system is a fairly new technology 
in utility-scale renewable energy generation. Solar 
industry trends are leaning towards battery storage 
systems in an effort to increase reliability and maximize 
the production of stored energy when the sun sets. 
Energy  
Policy #1 
Maricopa 
County 
supports 
energy efficient design and 
construction 
of 
new 
development. 
Consistent 
The Project would utilize current technologies and best 
practices in all components to support energy efficient 
design and construction. All Project components (e.g., 
panels, inverters, SCADA, batteries) would utilize 
leading edge technology to insure the most efficient 
solar generation and storage system is developed.

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
Page 20
 
 
 
Comprehensive Plan 
Elements 
Comprehensive Plan Policies 
Consistency with Comprehensive Plan 
Energy Policy #4  
To limit energy consumption, 
Maricopa 
County 
supports 
alternative 
transportation 
options in new development. 
Consistent 
During construction, employees would be encouraged 
to carpool to the site to reduce the number of personal 
vehicle trips and emissions. Once operational, the 
Project site would require minimal staff (up to 15 
personnel during working hours), resulting in few 
vehicle trips to and from the site. During time periods 
when the facility is not fully staffed, the Project would 
be monitored remotely. 
Energy  
Policy #6  
Maricopa County supports being 
a 
responsible 
leader 
in 
alternative energy research and 
development. 
Consistent 
The Project is a utility-scale solar and battery storage 
Project and would facilitate Maricopa County’s 
continued 
leadership 
in 
alternative 
energy 
development. 
Energy  
Policy #7  
Maricopa 
County 
supports 
efforts to assist businesses and 
individuals 
with 
renewable 
energy 
options 
and 
energy 
conservation. 
Consistent 
The Project is a utility-scale solar and storage Project 
and would provide additional renewable energy options 
to the southwest and western electrical grid. 
Cost of Development Element 
Cost of Development 
Goal #2 
New 
development 
pays 
its 
proper and reasonable share of 
the costs of new infrastructure, 
services, 
and 
other 
public 
improvements. 
Consistent 
All costs of new infrastructure required due to the 
Project but not limited to, gen-tie line, on-site collection 
lines, road improvements, conduit, limited temporary 
and operational water needs, and domestic waste shall 
be borne by the Applicant. 
Cost of Development 
Policy #1  
Maricopa 
County 
supports 
recouping 
the costs of its 
products and services without 
unfairly burdening those most in 
need 
of 
its 
products 
and 
services. 
Consistent 
The Project would pay all associated fees required by 
Maricopa County throughout Project development. 
Cost of Development 
Policy #2  
Maricopa County supports using 
the preferred funding methods 
identified in this plan to offset 
costs of new development. 
Consistent 
The Project would pay all associated fees required by 
Maricopa County throughout Project development. 
6 
PART F - OTHER PERTINENT INFORMATION AS REQUESTED BY THE MARICOPA COUNTY 
PLANNING DEPARTMENT STAFF.  
Hyder Energy Center, LLC (the Applicant), and its consultant, Wood, are available to provide any additional 
information requested by Maricopa County Planning and Development or by the Technical Advisory 
Committee.

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
FIGURE 1:  
PROJECT MAP

0 
,o,,. Site Location 
uc eye 
·-
85 
G 
... 
11 
"la 
11
[221 
lt:nl 
EZJ 

CJ 
D 
C 
Vicinity Map 
Legend 
Phase 1: Previously Approved Major CPA2021011 
(approximately 31619 acres) 
Phase 2: Previously Approved Major CPA 
Application CPA2022009 (approximately 1,997 
acres) 
Phase 3: Current General CPA Application 
CPA2023010 (approximately 117.77 Acres) 
Avoidance Areas 
Township & Range Boundary 
Section Boundary 
County Boundary 
S00kV Transmission Line 
n Flood Zone A 
Land Ownership 
-
Private Land 
CJ Bureau of Land Management Land 
CJ Arizona State Trust Land 
ff 
2,000 
4,000 
8,000 
Feet 
Hyder Energy Center Project 
Maricopa County, Arizona 
Figure 
Project Map 
1 
Job No. 
24777505 
wood. 
PM: 
EC 
Date: 
7L27L2023 
Scale: 
1"= 4,000 feet 
The map shown here has been crea1edwrth all due and re.a&ONlble cara and is strictfy 10{ UM1 with 
Wood Pro;.ct N....nber 24m505. Thli "1ilp § no! been c»rtlt'led by a lloansed land surveyor, 
aod an¨ third party use of !his map comes wllhoue w:uranc:Jn of any kfnd, Wood anurnos no lhtblllty, 
direct or irxfvea. wh31soe'PfH' !or anY such ffwd 011nv or Urint,ended U!t&.

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
FIGURE 2:  
SITE MAP

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
FIGURE 3:  
PARCELS BY LANDOWNER

BEAVER, WAYNE (13.04 acres) 
401-85-048
BRERETON, CHRIS (26 acres} 
401-85-04 7 401-85-042
CBERT COMMERCIAL PROPERTIES LLC (38. 78 acres)
401-85-009-A
SILVER CANYON NURSERIES INC (39.95 acres)
401-85-037
0 
BQ)uartz:'; , •: 
"" 
•
,. 
ite Location
, .. .,
.,. 
Vicinity Map 
Legend 
Phase 3: Current General CPA 
c:::J Application CPA2023010 
(approximately 117.77 Acres) 
·- ·- SOOkV Transmission Line
/ County Boundary
c:J Section
C=:J Township & Range Boundary
1,500 
3,000 
6,000 
Feet 
Hyder Energy Center Project 
Maricopa County, Arizona 
Figure 
Parcels by Landowner 
3 
Job No. 
24777505 
wood. 
PM: 
EC 
Date: 
7l27L2023 
Scale: 
1"= 3,000 feet 
Tha map shown here ha-s been createdwlth a1I6ue and reasonable cara and is strictfy 10{ UM1 with 
Wood Pro;ect Number 24n7505, This map tin no! been c.rtlt'led by a lloansed land surveyor, 
and an® third party use of !his map comg,s wllhoue w:uranc:Jn of any kfnd, Wood ananos no lh,blllty, 
direct or il'ldvacl. wh.llsoe'<'ef br anY such third Pllrt't' or urintended U!t6..

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
FIGURE 4:  
LAND USE EXHIBIT

27 
I' 
14 
f Site Location 
i1\ltl O 
F 'uh 
13 
_ Pro mg 
, 
1.>1cund 
: 
, 
1 --; 
B.i1r 11 
Vicinity Map 
Existing Land Use 
Phase 3: Current General CPA 
.__. 
,..... Application CPA2023010  
(approximately 117.77 Acres) 
Existing Land Use 
Rural Development Area 
Proposed Land Use 
Utilities 
0 
3,250 
6,500 
Legend 
c:J Township & Range Boundary 
LJ Section Boundary 
i County Boundary 
500kV Transmission Line 
Flood Zone A 
13,000 
Feel 
14 
13 
14 
Land Ownership 
Private Land 
11 Bureau of Land Management 
L__J Land 
LJ Arizona State Trust Land 
15 
Proposed Land Use 
Hyder Energy Center Project 
Maricopa County, Arizona 
FIGURE 
4 
Land Use Exhibit 
Job No 24Z77505 
wood. 
PM: 
EC 
Date: 
7/27/2023 
Scale: 
1" ; 6,500 feet 
The mep shO\l"1 hefe l'las been creeted Wllll Ill dtl8 and reaSOO&ble cse encl IS 
$1rdykr11$twll.hWoodl:À1& ••1!$bÁ•SOII.AD'I$. Inc 
Pro,ec1MÂ1-11nà rl'll5.mephfl!ino1been(lf!flfi8dbyakeM&d ll!lnd 
$1,11V8)'1lf.--' _.ny tl'w(I Pll'f)' USO cl this. ITlllP a,mn without Ä118$ ol (lrTy Q:1(:1 
WOOd t:n111rOt1Mefll & lrwftlswuc:111,e SOO.IOtlS. tr'IC assume!\ no li8b6ily, dr'oct °' Åoc:t. 
""'81:S08Y8f lot MY such hrd party Of lllWtt8nded US&

CPA2023010 General Comprehensive Plan Amendment Application Project Narrative 
Hyder Energy Center Project 
 
July 24, 2023 
 
 
 
 
 
 
 
 
 
 
 
 
ATTACHMENT A:  
PARCEL LIST

CPA2023010
Hyder Energy Center Project 
Maricopa County, Arizona
Owner
Assessor Sq Ft
Calculated 
Acreage
APN
Section, 
Township, 
Range
Mailing Address
BEAVER, WAYNE
568,022
 
13.04
 
401-85-048
31 T4S R10W
15848 N 10TH ST PHOENIX AZ 85022
BRERETON, CHRIS
566,280
 
13.00
 
401-85-047
31 T4S R10W
11852 E HUNT HWY CHANDLER AZ 85249
BRERETON, CHRISTOPHER K
566,280
 
13.00
 
401-85-042
31 T4S R10W
11852 E HUNT HWY CHANDLER AZ 85249
CBERT COMMERCIAL PROPERTIES LLC 
1,689,605
  
38.79
 
401-85-009-A
29 T4S R10W
2647 E SOUTHERN AVE PHOENIX AZ 85040
SILVER CANYON NURSERIES INC
1,740,222
  
39.95
 
401-85-037
30 T4S R10W
1359 ZEPHER DR LENOIR CITY TN 37772
Total Area
5,130,409.00
  
117.78
  
rounding to 118 for application
Project Parcels