Section 165.721 - Safety Zone: St. Johns River, Jacksonville, FL(a)Location. The following area is established as a safety zone during the specified conditions: The waters within a 500 yard radius of the fireworks barge or barges during the storage, preparation, and launching of fireworks in the St. Johns River between the Hart and Acosta Bridges.(b)Effective dates. This section becomes effective upon activation by the Captain of the Port by the broadcasting of a local Notice to Mariners on appropriate VHF-FM radio frequencies. It terminates at the conclusion of the fireworks display unless terminated earlier by the Captain of the Port.(c)Regulations.(1) In accordance with the general regulations in 165.23 of this part, anchoring, mooring or transiting in this zone is prohibited unless authorized by the Captain of the Port or District Commander.(2) This regulation does not apply to authorized law enforcement agencies operating within the Safety Zone.COTP Jacksonville Reg. 94-027, 59 FR 55584, Nov. 8, 1994