CHARLESTON ENTRANCE CHANNEL During a recent U.S. Army Corp bottom survey of the Charleston Entrance Channel an isolated anomaly was located approximately 175' from the southern edge of Charleston Entrance Channel between Lighted Buoy 13 and Lighted Buoy 15. Observed depth: 43.8 feet MLLW. Approximate location: Lat 32-42- 32.5287 N Long 079-47-2.6626 W. Mariners are advised to exercise caution while transiting this area. Deep draft vessels are urged to observe one way traffic in the vicinity of stated area. For questions or concerns regarding this MSIB please contact Sector Charleston Waterways Management Division at (843)323-7761, or our 24-hour Command Center Line at (843)740-7050.
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