Mt. Diablo State Park – Drainage Repairs (Notification of Lake or Streambed Alteration, No. EPIMS-CCA-52014-R3)
Summary
SCH Number
2026010211
Public Agency
California Department of Fish and Wildlife, Bay Delta Region 3
(CDFW)
Document Title
Mt. Diablo State Park – Drainage Repairs (Notification of Lake or Streambed Alteration, No. EPIMS-CCA-52014-R3)
Document Type
NOE - Notice of Exemption
Received
Posted
1/9/2026
Document Description
The California Department of Fish and Wildlife has executed Lake and Streambed Alteration Agreement EPIMS Notification No. EPIMS-CCA-52014-R3, pursuant to Section 1602 of the Fish and Game Code to the California Department of Parks and Recreation – Diablo Range District as represented by Brandon Nguyen.
The project will conduct repairs at eight distinct locations within Mount Diablo State Park involving repair or replacement of existing culverts, headwalls, repair of culvert joints, installation of rock slope protection, and installation of plantings. One oak tree measuring approximately 14 inches diameter at breast height may need to be removed to facilitate equipment access.
Contact Information
Name
Brandon Nguyen
Agency Name
California Department of Parks and Recreation
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency / Parties Undertaking Project
Phone
Name
Torrey Soland
Agency Name
CA Dept of Fish and Wildlife
Job Title
Environmental Scientist
Contact Types
Lead/Public Agency
Phone
Location
Counties
Contra Costa
Regions
San Francisco Bay Area
Other Location Info
The project is located at eight distinct locations along six watercourses in Mount Diablo State Park in the County of Contra Costa, State of California. Watercourses include Mitchell Creek, two tributaries to Little Pine Creek, Little Pine Creek, Tassajara Creek, and Curry Canyon.
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 1; California Code of Regulations, title 14, section 15301
Reasons for Exemption
The project consists of the operation, repair, maintenance, or minor alteration of existing public or private structures, facilities, mechanical equipment, or topographical features, involving negligible or no expansion of existing or former use.
County Clerk
Contra Costa
Attachments
Notice of Exemption
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