Marine Services

The Marine Services Unit provides law enforcement, search and rescue and boater safety and education services in all waterways surrounding Marin County.

"Rescue One"

The Marine Patrol Unit operates a 33-foot SAFE patrol boat, “Rescue One” patrolling the waters of Marin County. The boat is equipped with triple 350 HP Suzuki outboard engines and state of the art technology including a forward-looking infrared camera, radar, global positioning system, side scanning sonar, and radiological nuclear detection equipment.  Additional equipment includes a dewatering/firefighting pump, towlines, rescue equipment, and medical supplies. 

The Marine Patrol Unit also operates a 27-foot Almar Rigid Hull Inflatable boat powered by twin 225 HP Yamaha outboard engines. The 27-foot RHI is a vessel jointly utilized by the Marin Sheriff’s Dive Team. Both vessels were purchased by federal and state grants.


The Marine Patrol Unit consists of one commander and two full time Deputies.

The primary area of patrol extends from Point Bonita outside the Golden Gate Bridge to San Antonio Creek on the Petaluma River. This area encompasses the Golden Gate Bridge, Richmond San Rafael Bridge, Angel Island; Sausalito, Tiburon, and Larkspur Ferry Terminals; twenty-one Marinas, fifty-nine miles of shoreline and over 90 square miles of water within the Marin County border. The unit additionally patrols along the coastal waterways of Marin County from the Golden Gate Bridge to Tomales Bay, where our jurisdiction extends out three miles.