Section 165.121 - Safety and Security Zones: High Interest Vessels, Narragansett Bay, Rhode Island(a)Location.(1) All waters of Rhode Island Sound within a 1/2 mile radius of any high interest vessel while the vessel is anchored within 1/2 mile of the point Latitude 41°25' N, Longitude 71°23' W in the Narragansett Bay Precautionary Area.(2) All waters of Rhode Island Sound, Narragansett Bay, the Providence and Taunton Rivers 2 miles ahead and 1 mile astern, and extending 1000 yards on either side of any high interest vessel transiting Narragansett Bay, or the Providence and Taunton Rivers.(3) All waters and land within a 1000-yard radius of any high interest vessel moored at a waterfront facility in the Providence Captain of the Port zone.(b)High interest vessels defined. For purposes of this section, high interest vessels operating in the Providence Captain of the Port zone include the following: barges or ships carrying liquefied petroleum gas (LPG), liquefied natural gas (LNG), chlorine, anhydrous ammonia, or any other cargo deemed to be high interest by the Captain of the Port, Providence.(c)Regulations.(1) Entry into or movement within these zones, including below the surface of the water, during times in which high interest vessels are present and the zones are enforced is prohibited unless authorized by the COTP Providence or authorized representative.(2) The general regulations covering safety and security zones in §§ 165.23 and 165.33 , respectively, of this part apply.(3) All persons and vessels shall comply with the instructions of the COTP, and the designated on-scene U.S. Coast Guard personnel. On-scene Coast Guard patrol personnel include commissioned, warrant, and petty officers of the Coast Guard on board Coast Guard, Coast Guard Auxiliary, local, state, and federal law enforcement vessels.CGD01-02-065, 67 FR 56224 , Sept. 3, 2002, as amended by USCG-2013-0060, 78 FR 67030 , Nov. 8, 2013