SECTOR MOBILE, SUBMERGED LAND ACT (SLA) - MISSISSIPPI SOUND
General / Hazards To Navigation / Wrecks
Mississippi Sound - Submerged P/C --- Reported: 2026-10-18 --- A 14ft P/C has been reported submerged south of Square Handkerchief Shoal Light 4 (LLNR-10345), in approximate position 30-16.34N 089-18.90W, on October 18, 2026. The submerged P/C is reportedly not marked. Mariners are urged to transit the area with caution and are requested to report any sightings or findings to their nearest U.S. Coast Guard unit.
Position 30-16.35N 089-18.90W
USCG Heartland (Gulf) District Local Notice to Mariners 43/2026