Westside Aggregates Project
2 Documents in Project
Summary
SCH Number
2026030054
Lead Agency
Colusa County
Document Title
Westside Aggregates Project
Document Type
NOD - Notice of Determination
Received
Posted
4/28/2026
Document Description
Initial Study/Mitigated Negative Declaration: Westside Aggregates, Inc. proposes to develop, operate, and reclaim an aggregate mining operation on an approximately 200-acre project site approximately 4 miles west of Arbuckle. The project includes a 23-acre processing plant site, five excavation areas, settling ponds, and a water supply pond. Up to 9.5 million tons of aggregate would be extracted at a maximum rate of 2,000,000 tons per year. The site would be reclaimed to open space suitable to support agriculture and related uses.
Contact Information
Name
Monika Krupa
Agency Name
Benchmark Resources
Job Title
Project Manager II
Contact Types
Project Applicant
Phone
Name
Ciara M Fisher
Agency Name
County of Colusa
Job Title
Principal Planner
Contact Types
Lead/Public Agency
Phone
Name
Joe Morehead
Agency Name
Westside Aggregates, Inc.
Job Title
President
Contact Types
Parties Undertaking Project
Address
Phone
Email
Location
Coordinates
Cities
Unincorporated Arbuckle
Counties
Colusa
Regions
Countywide
Cross Streets
Cortina School Road and Sand Creek Road
Zip
95912
Total Acres
200
Parcel #
018-250-007, -009, -026, -027, -028, -030, and -032
Waterways
Sand Creek, Chamisal Creek, Rick Creek, Whisky Creek
Township
14N
Range
3W
Section
36&25
Other Location Info
North of Cortina School Road and Sand Creek Road, approximately 4 miles west of Arbuckle (APNs 018-250-007, -009, -026, -027, -028, -030, -032).
Notice of Determination
Approving Agency
County of Colusa Planning Commission
Approving Agency Role
Lead Agency
Approved On
County Clerk
Colusa
Final Environmental Document Available at
Colusa County Community Development Department, 1213 Market Street, Colusa, CA 95932
Determinations
(1) The project will have a significant impact on the environment
No
(2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(2c) An other document type was prepared for this project pursuant to the provisions of CEQA
No
(3) Mitigated measures were made a condition of the approval of the project
Yes
(4) A mitigation reporting or monitoring plan was adopted for this project
Yes
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
Yes
Attachments
Notice of Determination
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