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Map produced by first community meeting for Marin City Stormwater Plan.

Marin City Residents Invited to Second Community Meeting for Stormwater Plan on March 9th

Posted on February 23, 2024

The Marin County Flood Control and Water Conservation District is developing a comprehensive Stormwater Plan aimed at reducing flood risk in Marin City, an unincorporated neighborhood near Richardson Bay. The goal of the Plan is to address existing flooding conditions and identify potential solutions that enhance flood resilience in Marin City while accounting for community...

New tidal creek gauge in Larkspur

Posted on January 12, 2024

Good news, the Marin County Flood Control District has put a new device on the Bon Air Road Bridge in Larkspur! Check out this map for specific location. The device is a special measuring tool that tells staff how high or low the water is in Corte Madera Creek, right under the bridge. You can...
View of San Anselmo Bridge at Creek Level

County to Seek FEMA Review Process Prior to San Anselmo Bridge Removal

Posted on January 11, 2024

In light of a clarification received this week from the Federal Emergency Management Agency (FEMA), the Marin County Flood Control and Water Conservation District announced a postponement for removing Building Bridge 2 (BB2) from the creek in downtown San Anselmo. As recently as last week, the District felt the bridge removal could proceed later this...
The left side of the photo shows BB2 viewed at creek level, from a distance. The right side of the photo shows a close up of the bridge support columns, with cracks in the concrete.

Community Open House Planned in January 2024

Posted on December 16, 2023

The Marin County Flood Control and Water Conservation District will be hosting a Community Informational Open House about the San Anselmo Creek Bridge removal (BB2) on January 11, 2024, from 6:30 p.m. to 8:30 p.m. at the San Anselmo Town Council Chambers, located at 525 San Anselmo Avenue. During this two hour open house, you...

Public Invited to Review Hazard Mitigation Projects

Posted on December 8, 2023

Plan update required to help minimize loss of life and property damages San Rafael, CA – What can be done to limit the impacts of natural hazards in Marin County? Local emergency response coordinators are seeking public feedback on the proposed projects focused on reducing the impacts of natural hazards. Anyone who lives or works...

Supplemental Environmental Review and Subsequent Mitigated Negative Declaration for the Proposed Santa Venetia Floodwall

Posted on December 8, 2023

Notice of Availability  Supplemental Environmental Review and Subsequent Mitigated Negative Declaration for the Proposed Santa Venetia Floodwall - Supplement to the 2019 Gallinas Levee Upgrade Initial Study/Mitigated Negative Declaration  Project Location 5 Vendola Dr – 825 Vendola Dr, San Rafael, CA         Department            Marin County Flood Control District  Project Contact...

Santa Venetia Berm Repairs for 2023 Complete

Posted on November 27, 2023

The Marin County Flood Control & Water Conservation District is pleased to share news of the completion of the Santa Venetia Timber-Reinforced Berm (TRB) repairs planned for this year. Our contractor finished the job ahead of schedule, under budget and ahead of upcoming king tides. Between the months of September and October 2023, the crew...
Aerial view of San Anselmo creek channel, showing gravel, low flow water, and vegetation.

Second EIR Addendum Review Period Extended

Posted on November 20, 2023

Revised Notice of Availability Addendum to 2018 Environmental Impact Report (EIR) for the San Anselmo Flood Risk Reduction Project (Building Bridge #2) Project Location: 634-636 San Anselmo Ave., San Anselmo, CA                                                                                        Project Contact: Hugh Davis, Civil Engineer | (415) 473-4232 | envplanning@marincounty.org Project Summary: *Please note* The public review period for this notice has...

Initial Study/Mitigated Negative Declaration: Greenwood Beach Restoration

Posted on November 8, 2023

An Initial Study/Mitigated Negative Declaration has been prepared by the Town of Tiburon pursuant to the California Environmental Quality Act (CEQA) statutes and guidelines. It provides support to the conclusion that the Greenwood Beach Restoration Project, with mitigation identified, would not cause a potentially significant impact to the environment. This draft Initial Study/Mitigated Negative Declaration...
Aerial view of San Anselmo creek channel, showing gravel, low flow water, and vegetation.

Second EIR Addendum Available for Review

Posted on November 3, 2023

The Marin County Flood Control & Water Conservation District has been working for the past several years on the San Anselmo Flood Risk Reduction (SAFRR) Project, which is a significant effort to protect lives and property during severe storms.   In 2018, the Board of Supervisors certified the Environmental Impact Report (EIR) for the Project.  ...
Partially flooded roadway near an intersection with cars.

High Tides Expected Over Next Few Months

Posted on October 24, 2023

For Immediate Release - San Rafael, CA - Seasonal tide levels could impact areas with history of localized flooding Seasonal high tides can cause flooding along shoreline communities and low-lying roads in Marin County. Tide-related flooding can happen whether it is raining or not, but the flooding can increase significantly if the elevated tides occur...
Creek clearing activities shown in Novato Creek

Storm Season Preparations Completed

Posted on October 18, 2023

For Immediate Release - San Rafael, CA - County conducted annual maintenance work ahead of potentially wet winter The intense rainstorms that hit Marin in January 2023 caused significant impacts across the county. The breadth of the damage caused by the storms, also known as atmospheric rivers, spurred the Marin County Board of Supervisors to declare...
Drainage culvert made of concrete, covered by grass overgrowth and in need of maintenance.

Driveway culvert maintenance, who’s responsibility is it?

Posted on September 26, 2023

Did you know that pavement damage, soil erosion, and mudslides can be caused by blocked stormwater flow across driveways or under driveways via culverts? If leaves or other waste block the flow of stormwater runoff, then the water gets redirected and can cause serious flooding and/or localized erosion. Those issues can lead to road closures...
Map produced by first community meeting for Marin City Stormwater Plan.

Marin City Residents Participated in the First Community Meeting for Stormwater Plan

Posted on July 10, 2023

Community engagement is key to getting the information necessary to create flood risk reduction options for Marin City, an unincorporated neighborhood near Richardson Bay! The Marin County Flood Control and Water Conservation District obtained great input from the community during the June 1st community meeting at Martin Luther King Jr Academy. The input will help...
Flyer for the first community meeting for the Marin City Stormwater Plan. There's the logo for the Flood Control District and a photo of a flooded street in Marin City.

Marin City Residents Invited to First Community Meeting for Stormwater Plan

Posted on May 30, 2023

Community engagement is key to creating flood risk reduction options! The Marin County Flood Control and Water Conservation District is seeking input from the community to develop a Stormwater Plan which will identify options for flood risk reduction in Marin City, an unincorporated neighborhood near Richardson Bay. Community members are invited to share first-hand experiences...
Street intersection in Marin City flooding during a strom.

Let’s Plan Together to Reduce Flooding in Marin City — Community Meeting Announcement

Posted on May 4, 2023

The Marin County Flood Control District is exploring options to reduce flood risk in Marin City and your help is needed to design a community-centered Stormwater plan. During storm season and high tides, the Marin City neighborhood is regularly impacted by flooding tied to challenging drainage issues. This flooding may worsen and occur more frequently...
Google Earth image of Richardson Bay watershed and Marin City.

Community Input Key to Marin City Stormwater Plan

Posted on March 21, 2023

For Immediate Release – San Rafael, CA – Engagement is crucial element in identifying flood risk reduction solutions This spring, the Marin City community is invited to share its own ideas and first-hand experiences with flood control specialists tasked with reducing flood risk and related inconveniences for the area. During storm season and high tides,...
Car driving through flooded roadway.

Portable Pump Station Proposed for Marin City

Posted on March 16, 2023

For Immediate Release – San Rafael, CA – State funding to reduce flooding severity on Donahue Street Marin City residents and visitors, chronically hampered by roadway flooding during severe storms and high tides, could find some transportation relief by next winter if a proposed portable pump station is approved on March 21. The planned project...
Marin County Flood Control District logo

Santa Venetia Floodwall Project Update to be Presented

Posted on March 2, 2023

For Immediate Release – San Rafael, CA – Flood Control District consultant to provide revised design plan and cost estimate at Board session on March 7 At its March 7 public session, the Marin County Flood Control and Water Conservation District Board of Supervisors will receive an update[PDF] on the proposed Santa Venetia Floodwall Project. The goal of the...
Aerial view of the current state of progress at the Sunnyside Flood Detention Basin Project, showing construction vehicles on a large area of dirt.

Progress update on Sunnyside Flood Detention Basin Project

Posted on November 21, 2022

Work is progressing nicely with the detention basin at the former Sunnyside Nursery, located at 3000 Sir Francis Drake Boulevard. It is nearing completion and it will be operational this rainy season. Once completed, the detention basin will hold stormwater overflows from Fairfax Creek during peak storm events by having water spill over a side...
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