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Learn how to protect and support healthy creeks in Marin. Marin County Stream Maintenance Manual Marin County Stream Maintenance Manual   Erosion control San Geronimo Valley Landowner Resources Creek Care: A Guide for Marin Residents Groundwork: a handbook for small-scale erosion control in Marin So You Live Behind a Levee! Sediment Delivery Inventory and Monitoring,...

County-led efforts Marin County sea level rise projects map From community engagement programs to conceptual designs and "shovel ready" projects, sea level rise adaptation efforts are underway in many parts of Marin. Explore more than 40 adaptation projects underway in Marin. Richardson Bay Resilience Storymap Residents and visitors to Richardson Bay know all too well about...

Rising sea levels and more severe storm flooding as a result of climate disruption are impacting Marin County now. Even when the sun shines, Marin County already experiences more frequent flooding. This happens both on the Pacific Coast in West Marin and along our San Francisco Bay shorelines. Two ongoing County planning programs coordinate with...

Projects There are currently no active projects in Zone 6.

Projects There are currently no active projects in Zone 4.

We operate and maintain: Two full weather stations (rainfall, temperature, barometric pressure, etc.) Four stream gauging stations Four precipitation gauges They are placed in strategic locations to help us: Track the intensity of winter storms as they approach Monitor the effects of the storms in critical areas These stations provide real-time weather data to our...

Habitat The watershed is highly urbanized and is developed from its hills to filled wetlands. It has small outcroppings of annual grasslands and oak-bay woodland. The upper stream corridor has short stretches of: Open stream channels Underground culverts Trapezoidal open channels The upper slopes of the watershed adjacent to Mount Tamalpais Cemetery are Marin County...