WCC Oil Spill, Main Pass 21; Breton Sound, Louisiana

Breton Sound, LA | 2026-Jun-11

Initial Notification: On June 11, 2026, multiple NESDIS (National Environmental Satellite, Data, and Information Service) satellite reports indicated a potential spill in northern Breton Sound and identified a potential source. The U.S. Coast Guard (USCG) confirmed the source as a WCC (WESCO International, Inc.) flow line in Main Pass block 21. WCC has secured the release and the sheen is expected to dissipate without impact to shoreline. No further requests for NOAA support at this time.