Mallard Dam Inlet/Outlet (I/O) Safety Project


SCH Number
Public Agency
California Department of Fish and Wildlife, Region 3 (CDFW)
Document Title
Mallard Dam Inlet/Outlet (I/O) Safety Project
Document Type
NOE - Notice of Exemption
Document Description
The Project is limited to the repair of pipelines, installation of equipment, and demolition and removal of obsolete equipment and structures within the Mallard Reservoir Facility. Repair of two in-water and one out of water pipeline at the North Inlet/Outlet. The first in-water pipe will require epoxy coating to a 1 foot section, the second pipe may require concrete grout fill. The outside pipeline will require sealant. The Bollman water treatment plant will have new water level gauges installed at the low flow intake. The Chenery Tower Outlet will have two 24 inch pipelines abandoned in place and remove a thirty foot tall work tower. Issuance of a Streambed Alteration Agreement Number 1600-2014-0046-R3 is pursuant to Fish and Game Code Section 1602.

Contact Information

Robert Stanley
Agency Name
California Department of Fish and Wildlife, Region 3
Contact Types
Lead/Public Agency


Contra Costa

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
S: 15301, Class 01
Reasons for Exemption
Existing Facilities.

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at or via phone at (916) 445-0613.

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