Section 165.1183 - Security Zones; tankers, cruise ships, and High Value Assets, San Francisco Bay and Delta Ports, Monterey Bay and Humboldt Bay, California(a)Definitions. The following definitions apply to these sections- (1)Cruise ship means any vessel over 100 gross register tons, carrying more than 500 passengers for hire which makes voyages lasting more than 24 hours, of which any part is on the high seas. Passengers from cruise ships are embarked or disembarked in the U.S. or its territories. Cruise ships do not include ferries that hold Coast Guard Certificates of Inspection endorsed for "Lakes, Bays and Sounds" that transit international waters for only short periods of time on frequent schedules.(2)High Value Asset means any waterside asset of high value including military and commercial vessels, or commercial vessels carrying CDC as defined in 33 CFR 160.202 , deemed by the Captain of Port, or higher authority, as requiring protection based upon risk assessment analysis and is therefore escorted by the Coast Guard or other law enforcement vessel with an embarked Coast Guard commissioned, warrant, or petty officer.(3)Tanker means any self-propelled tank vessel constructed or adapted primarily to carry oil or hazardous materials in bulk in the cargo spaces.(4)Designated representative means any commissioned, warrant, and petty officers of the Coast Guard on board Coast Guard, Coast Guard Auxiliary, and local, State and Federal law enforcement vessels who have been authorized to act on the behalf of the Captain of the Port.(b)Locations.(1)San Francisco Bay. All waters, extending from the surface to the sea floor, within 500 yards (457 meters) ahead, astern and extending along either side of a tanker, cruise ship, or HVA underway (100 yards when anchored or moored) within the San Francisco Bay and areas shoreward of the line drawn between San Francisco Main Ship Channel Lighted Bell Buoy 7 and San Francisco Main Ship Channel Lighted Whistle Buoy 8(LLNR 4190 & 4195) in positions 37°46.9' N, 122°35.4' W and 37°46.5' N, 122°35.2' W, respectively.(2)Monterey Bay. All waters, extending from the surface to the sea floor, within 500 yards (457 meters) ahead, astern and extending along either side of a tanker, cruise ship, or HVA underway (100 yards when anchored or moored) within the Monterey Bay area shoreward of a line drawn between Santa Cruz Light (LLNR 305) to the north in position 36°57.10' N, 122°01.60' W, and Cypress Point, Monterey to the south, in position 36°34.90' N, 121°58.70' W.(3)Humboldt Bay. All waters, extending from the surface to the sea floor, within 500 yards (457 meters) ahead, astern and extending along either side of a tanker, cruise ship, or HVA underway (100 yards when anchored or moored) within the Humboldt Bay area shoreward of a 4 nautical mile radius line drawn to the west of the Humboldt Bay Entrance Lighted Whistle Buoy HB (LLNR 8130) in position 40°46.25' N, 124°16.13' W.(c)Regulations.(1) In accordance with the general regulations in § 165.33 of this part, entry into or remaining in this zone is prohibited unless authorized by the Coast Guard Captain of the Port, San Francisco Bay, or a designated representative.(2) Mariners requesting permission to transit through the security zone may request authorization to do so from the Patrol Commander (PATCOM). The PATCOM may be contacted on VHF-FM Channel 16.(3) All persons and vessels shall comply with the instructions of the Captain of the Port or the designated representative.(4) Upon being hailed by U.S. Coast Guard patrol personnel by siren, radio, flashing light, or other means, the operator of a vessel shall proceed as directed.(5) The Coast Guard may be assisted by other Federal, State, or local agencies.USCG-2010-1004, 76 FR 20845 , Apr. 14, 2011, as amended by USCG-2005-21869, 80 FR 5336 , Jan. 30, 2015; USCG-2015-0433, 80 FR 44287 , July 27, 2015