Westpark Annexation GPA and CMPA and Silver Rock CMPA (CC 7-7-26).pptx

Westpark/Silver 
Rock
Power Oz Annexation (PLZM-25-0029)
Minor General Plan Amendment (PLZU-25-
0005)
Westpark Major CMPA (PLZZ-25-0010)
Silver Rock Major CMPA (PLZZ-25-0011)
City Council – July 7, 2026
1

Project Snapshot
• Applicant: Rob Gubser, Colliers Engineering & Design
• Request #1: Annexation of 49.6 acres
• Request #2: Minor General Plan Amendment to Master 
Planned Community (MPC) for 125.4 non-contiguous acres
• Request #3: Major CMP Amendment for Silver Rock, 
removing 741 acres to be included in the expanded 
Westpark boundary through request #4
• Request #4: Major CMP Amendment for Westpark, expanding 
the CMP boundary and modifying the land use plan, 
development standards, and design requirements for 
1,948.2 acres
• General Location: South of Interstate 10, north of the 
Roosevelt Irrigation District (RID) Canal, east and 
west of State Route 85 (SR-85), between Palo Verde Road 
and Rooks Road
2

3
APS
Not a 
Part
GPA (PLZU-
25-00045)
Westpark 
CMPA 
(PLZZ-25-
0010) 
Silver 
Rock CMPA 
(PLZZ-25-
0011) 
Westpark 
CMP Areas 
Not 
Subject to 
Amendment
APS 
Owned/Not 
Subject to 
Amendments
Dashed area 
denotes 741 
acres proposed 
for removal 
from Silver 
Rock CMP and 
inclusion in 
expanded 
Westpark CMP
Yellow dashing 
denotes area 
included in 
the GPA and 
Westpark CMPA 
requests
Red dashing 
denotes area 
included in 
the 
annexation, 
GPA, and 
Westpark CMPA 
requests
Power Oz 
Annexation 
(PLZM-25-
0029)

4
Current General Plan Land Use Map
Current Zoning 
Map

Current Westpark/Westwind/Silver 
Rock CMPs
Westwind CMP
Up to 3,000 
dwelling 
units
Silver Rock 
CMP
Up to 5,397 
dwelling 
units

• 49.617 acres
• Request meets annexation 
eligibility requirements 
established by state statute
• Blank Petition recorded May 26, 
2026
• 1st public hearing held June 16, 
2026; no speakers
• All required notices completed; 
no public comment received to 
date
• No outstanding issues from 
reviewing departments
• Ensures future development at a 
6
Request #1 – Annexation

• 125.4 acres total
• 76.0 acres north of NEC Lower 
Buckeye Road and Wilson Avenue
• 49.4 acres south of SWC Lower 
Buckeye Road and 269th Avenue 
(annexation in process)
• Business Commerce → Master 
Planned Community
• Supports inclusion in expanded 
Westpark CMP
• Specific land uses established 
through CMPA
Request #2 – Minor General Plan 
Amendment

Request #3 – Silver Rock Major 
CMPA
• Removes 741 acres 
from Silver Rock 
CMP, reducing CMP 
acreage to 500 
acres
• No changes to 
remaining Silver 
Rock land use plan 
or development 
standards
• Maximum dwelling 
units reduced from 
5,397 to 2,817, 
maintaining the 
originally 
approved project 
d
it

• Expands Westpark CMP 
by 1,673.4 acres
• 741 acres currently 
within Silver Rock CMP
• 807 acres currently 
within Westwind CMP
• 125.4 acres not 
currently within any 
CMP (GPA properties)
• Also amends 274.8 
undeveloped acres 
currently within Westpark 
CMP
• Existing developed 
portions of Westpark 
remain unchanged
Request #4 – Westpark Major CMPA

Request #4 – Westpark Major CMPA
• Predominantly Light 
Industrial west of 
SR-85
• Business Park 
adjacent to Buckeye 
Airport
• Commercial node at 
Lower Buckeye & Palo 
Verde
• Flexible I-10 
frontage –Regional 
Commercial or 
Business Park
• Limited HDR

Request #4 – Westpark Major CMPA
• Enhanced landscape 
buffers along Lower 
Buckeye and Palo 
Verde
• Enhanced gateway 
features and 
monumentation at 
project entries
• Parks and Recreation 
Master Plan-
compliant trail 
network
• High quality design

Infrastructure, Utilities, Public 
Safety, and Phasing
• Developer will be responsible for street 
improvements internal to CMP and half-street 
improvements for roads forming the perimeter 
of the site.
• Water and Wastewater to be provided by City 
of Buckeye; developer responsible for system 
improvements needed to serve project.
• Police and fire protection to be provided by 
City of Buckeye. 
• Phasing of development permitted.
12

Public Participation
• Neighborhood meeting held June 11, 2026
• Required notice completed by applicant
• One adjacent property owner in attendance; 
no concerns noted
• Planning and Zoning Commission unanimously 
recommended approval of the GPA and both 
CMPAs on June 23, 2026; no speakers during 
public hearing
• No additional public comment received
• All required public hearing notices 
completed
13

Analysis
• Creates a large, cohesive employment area 
appropriate in proximity to Buckeye Municipal 
Airport and major transportation corridors
• Reduces incompatible residential development in 
proximity to the airport
• Enhances the visual character of the corridor
• Provides an appropriate transition between 
Buckeye Airport, employment uses, and existing 
and planned residential development
• Supports multiple General Plan goals related to 
economic development and job creation
14

Recommendation
Westpark Major CMPA (PLZZ-25-0010)
Conduct a public hearing and adopt Ordinance approving subject to 
conditions
15
Westpark Minor GPA (PLZU-25-0005)
Conduct a public hearing and adopt Resolution
Power Oz Annexation (PLZM-25-0029)
SEPARATE HEARINGS AND ACTIONS REQUIRED
Silver Rock Major CMPA (PLZZ-25-0011)
Conduct a public hearing and adopt Ordinance approving subject 
to conditions
Conduct a public hearing and adopt Ordinance