Code of Federal Regulations Title 33. Navigation and Navigable Waters § 33.334.1160 San Pablo Bay, Calif.;  target practice area, Mare Island Naval Shipyard, Vallejo

(a) The danger zone. A sector in San Pablo Bay adjacent to the westerly shore of Mare Island with a radius of 4,700 yards, centered at a point bearing 316° true, 3,605 yards, from Mare Island Strait Light 1, with limiting true bearings from that center of 266°30′ and 222°.

(b) The regulations. The Commander, Mare Island Naval Shipyard, Vallejo, California, will conduct target practice in the area at intervals of which the public will be duly notified. At such times all persons and vessels shall stay clear.