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Seasonal high tides at Manzanita parking lot in Marin County.

Seasonal High Tides Expected Over Next Few Months

Posted on October 21, 2024

For Immediate Release - Marin County, CA - Winter tide levels are likely to impact areas with a history of localized flooding During the hot summer months, it can be easy to forget that the winter brings rain and flooding to Marin County. Tide-related flooding can happen whether it is raining or not, but the...
Corte Madera Creek downstream at the end of the concrete channel, behind the College of Marin sports fields. It is a calm looking creek, with grassy banks and trees, but there is a large concrete wall along the sides of part of the creek.

Open House Scheduled for Corte Madera Creek Project

Posted on September 19, 2024

For Immediate Release - Ross Valley, CA - An informational event on this flood risk reduction project's progress is set for October 15 The Marin County Flood Control and Water Conservation District will soon host an information open house about an ongoing project to reduce the frequency and severity of flooding in the lower Ross Valley. Modifications...
Map showing the approximate location of a project along Corte Madera Creek in Marin.

Open House and News for Corte Madera Creek Flood Risk Management Project, September 2024

Posted on September 17, 2024

News: The Corte Madera Creek Flood Risk Management Project, intended to reduce flood risk in areas of Kentfield, Ross and Larkspur (see project area map image in the news post header), continues to implement modifications to the 50-plus-year-old concrete channel to enhance the functionality of Corte Madera Creek.  The most recent milestone is the completed...
the timber-reinforced berm along Gallinas Creek

Notice of TRB maintenance along Gallinas Creek starting September 2

Posted on August 27, 2024

Starting the week of September 2, 2024, the Marin County Flood Control & Water Conservation District (District) will begin maintenance work on the Timber-Reinforced Berm (TRB), located behind privately owned backyards directly adjacent to Gallinas Creek. You may notice work crews and equipment in the Santa Venetia neighborhood during this time. The maintenance work is...
Creek clearing activities shown in Novato Creek

Storm Season Preparations are Underway

Posted on August 9, 2024

For Immediate Release - Marin County, CA - County conducts annual maintenance in advance of the typically rainy months  While it is easy to forget during the hot, dry months of summer, winters can bring intense storms to Marin, delivering significant impacts across the county, including downed trees, landslides, damaged roadways and flooded streets. Minimizing...
View of street and grassy area in Marin City where a pump station will soon be constructed. There is a fence separating the grassy area from a business building.

Portable Pump Station to be Installed in Marin City

Posted on July 23, 2024

For Immediate Release - Marin City, CA - The effort is designed to reduce flooding on Donahue Street and Highway 101 ramps The Marin County Flood Control and Water Conservation District has awarded a $1.37 million construction contract for the underground components of a portable pump station in Marin City. The underground work is expected to...
View of rolling, grassy hills in Marin County, the Zone 9 area.

Storm Drainage Fee Update Report now available

Posted on July 15, 2024

Annually, Zone 9 prepares an update on the 20-year Ross Valley storm drain fee for approval by the Marin County Flood Control and Water Conservation District (District).  The fee was approved by voters in 2007 and extends through fiscal year 2026-2027. The draft  2024 Storm Drain Fee Update Report is now available: Notice of Hearing ...
Meeting in school gymnasium for the Marin City Stormwater Plan, some members of the public are seated in chairs listening to a guest speaker.

Meetings and Community Outreach for Marin City Stormwater Plan

Posted on May 29, 2024

The Marin City Stormwater Plan project team has been getting the word out to the community. To date, outreach has included:  20+ small outreach events (including site visits with residents and community office hours)  2 Community Meetings  3 Project Task Force Meetings  2 Community Services District meetings  1 Flood Zone 3 Advisory Board meeting   Upcoming...
Flood Logo Horizontal 01

Corte Madera Creek Flood Risk Management Project update, May 2024

Posted on May 22, 2024

Construction of the Granton Park Stormwater Pump Station is substantially complete. PG&E will energize the station soon and the District anticipates completing final pump testing in July 2024. The pump station is expected to be operational for the coming winter season.  In February 2024, the District began working with a consultant to provide Federal Emergency Management...
Deer Island Basin with Marin hills in the bckground

Deer Island Basin Project Awarded $9.4M in New Grants

Posted on May 22, 2024

The District has been awarded two new grants for the restoration work at Deer Island Basin: Approximately $7 million from the National Fish and Wildlife Foundation Around $2.4 million from the San Francisco Bay Restoration Authority (SFBRA) We're in the process of accepting these grants and gearing up for construction, which is slated to kick...
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.  ...
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