With 4 miles of inland waterway in the City of San Mateo and some of the most visited Department of Park & Recreation sites, the City is committed to ensuring the San Mateo Marina Lagoon is fun and safe.

Our Harbor Patrol Officers are responsible for boating access and safety on the Lagoon. The Marina Lagoon offers sailing, rowing, swimming, power boating and water skiing opportunities. Harbor Patrol makes sure that whatever the activity, the San Mateo Marina Lagoon is safe for everyone. 
 

• Boating: For more information on boating in the San Mateo Marina Lagoon.
• Marina Lagoon Guide: A map of Marina Lagoon Activity zones and rules and regulations.
• Other Water Activities: For more information on kayaking, rowing, swimming, etc.
• Marina Lagoon Maintenance: For information on water levels or general maintenance of the Lagoon.