Spills · oil

Multiple mpsrs (marine pollution surveillance reports) from the national environmental satellite, data, and…

Mystery Sheens In Main Pass, Louisiana · NOAAORR-11069

issued
2025-09-22 00:00Z
status
cancelled 2025-10-06 00:00Z
self-cancels
2025-10-06 00:00Z
authority
NOAA OR&R
sea
Gulf of Mexico
position
29.253, -89.045
source
incidentnews · first seen 2026-09-03 15:09Z

Original warning text

Mystery Sheens in Main Pass, Louisiana.
1. 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.
2. THREAT: OIL.
3. POSITION 29.253N 089.045W. NOAA INCIDENTNEWS 11069: https://incidentnews.noaa.gov/incident/11069

This area · spills & pollution incidents

1004 within 180 nm since 1970 · 34 in the last 12 months · 2 in force now

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Timeline · 20 messages since 2025-03-29 · closed 2025-11-28

  1. Mystery sheen, main pass 24; gulf of america2025-03-29 → 2025-04-12
  2. Tpic facility condensate and oil release; southwest pass and cockler bay, louisiana2025-04-01 → 2025-04-15
  3. Leak in flowline detected by satellite imagery; triumph, louisiana2025-04-09 → 2025-04-23
  4. Satellite imagery identifies potential oil spill; tpic wellhead, main pass jk north, louisiana2025-04-11 → 2025-04-25
  5. Satellite imagery identifies potential oil spill; main pass 81, wellhead 36, louisiana2025-04-11 → 2025-04-25
  6. Satellite imagery documents sheen; tpic main pass 81 b, south platform, louisiana2025-04-14 → 2025-04-28
  7. Oil spill at apache corporation west delta platform; se of grand isle, louisiana2025-04-21 → 2025-05-05
  8. Well #59 incident: well blowout, garden island bay; port eads, louisiana2025-04-26 → 2025-05-10
  9. Venice, la, USA2025-05-20 → 2025-06-03
  10. Overflow of tpic tank at romere pass facility; boothville-venice, louisiana2025-05-23 → 2025-06-06
  11. Oil spill from platform in eloi bay; offshore louisiana, gulf of america2025-05-29 → 2025-06-12
  12. Mystery oil slick in breton sound block 51; gulf of america2025-06-09 → 2025-06-23
  13. Oil spill into delta national wildlife refuge; pilottown, louisiana2025-07-11 → 2025-07-25
  14. Port sulphur, la, USA2025-07-17 → 2025-07-31
  15. Venice, la, USA2025-07-22 → 2025-08-05
  16. Discharge from abandoned wellhead, south pass 28; port eads, louisiana2025-08-18 → 2025-09-01
  17. Multiple mpsrs (marine pollution surveillance reports) from the national environmental satellite, data, and… this message2025-09-22 → 2025-10-06
  18. Fire and oil spill on commercial fishing vessel; breton sound, louisiana2025-10-03 → 2025-10-17
  19. Flowline leak and in situ burn; south pass 24, louisiana2025-11-11 → 2025-11-25
  20. On november 14, 2025, the U.S2025-11-14 → 2025-11-28

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