The Coast Guard is establishing a temporary security zone for all navigable waters within 350 yards of the right descending Bank (RDB) of the Lower Mississippi River (LMR) Mile Marker (MM) 96.8 to MM 97.5, Above Head of Passes (AHP), New Orleans, LA. This security zone is necessary to provide security and protection for events taking place on or adjacent to the LMR for Gretna Heritage Festival. No person or vessel may enter this security zone unless authorized by the Captain of the Port, New Orleans (COTP) or a designated representative.
Source: Federal Register USCG
Link: Security Zone; Lower Mississippi River, Mile Marker 96.8 to 97.5 Above Head of Passes, New Orleans, LA-Gretna Heritage Festival