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Mystery Sheens in Main Pass, Louisiana

| 2025-Sep-22

Initial Notification: Multiple MPSRs (Marine Pollution Surveillance Reports) from the National Environmental Satellite, Data, and Information Service (NESDIS) from September 22 through 25, and reports from earlier months, indicate a persistent leak in the Main Pass area. After investigation from the U.S. Coast Guard (USCG), TPIC (Texas Petroleum Investment Company) finally identified three leaks in the area. Two of the leaks are secured. The USCG is working with TPIC to secure the last one.

Incident Details
Primary threat:Oil
Latitude (approximate): 29° 15.18′ North
Longitude (approximate): 89° 2.68′ West