Water

Marsh Creek Reservoir Restoration and Total Mercury Reduction Project

Marsh Creek Road and Camino Diablo, Brentwood, unincorporated contra costa county, California 94513

Document Stage

Post-Decision

Approval Date

Aug 11, 2026

Description

The multi-benefit Marsh Creek Reservoir Restoration and Total Mercury Reduction Project project would improve the flood capacity of the Marsh Creek Reservoir Reservoir, improve water quality, enhance the ecosystem, and increase the value of public recreation in the area. The project would excavate excess accumulated sediment and debris from the wet pool of the Reservoir, dry the removed material, dispose of the material onsite, create a high flow diversion, restore habitat, clean and maintain th...

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