Lower Walnut Creek Restoration Project
Here you will find information on the Flood Control District's Lower Walnut Creek and Pacheco Marsh restoration projects.
The Lower Walnut Creek Restoration project is pleased to be a part of a regional “Flood Control 2.0” project that is exploring ways to better balance ecosystem and flood protection values in Bay Area creeks. Lower Walnut Creek was selected to be one of
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Select from the menu choices for background information on the project and ways you can get involved.
Walnut Creek Watershed
The Walnut Creek watershed is the largest in Contra Costa County, draining over 150 square
Sediment Buildup & Restoration
The channel is heavily impacted by sediment and has partially silted up, which affects its flood carrying capacity. But removing the sediment also removes the habitat and wildlife, and the sediment would quickly return. Something needs to be done. But what is the best solution? The Flood Control District feels a restoration project is the answer.
This web page is focused on the Flood Control District’s Lower Walnut Creek Restoration Project, which re-evaluates the antiquated design and revisits the required maintenance practices of the Lower Walnut Creek flood control channel.
The Flood Control District’s long-term vision is to have a sustainable channel that provides critical flood protection in a way that is more compatible with the plants and animals that call the creek home.
This can likely be accomplished by:
- Creating additional wetlands, riparian habitat, and revegetation potential
- Moving back the channel
leveesin the lower reaches to provide additional capacity for floodwaters
- Reducing de-silting costs
Local ControlOn June 10, 2014, President Obama signed legislation that removed the Corps of
For more details about the watershed and the project, click on the menu choices to the left. If you have questions on this project or on other Flood Control District restoration projects, please contact Paul R. Detjens at email@example.com.