Spills · oil

Mystery slick mississippi canyon 773; gulf of mexico

NOAAORR-9738

issued: 2018-06-14 00:00Z
status: cancelled 2018-06-28 00:00Z
self-cancels: 2018-06-28 00:00Z
authority: NOAA OR&R
sea: Gulf of Mexico
position: 28.209, -88.737
source: incidentnews · first seen 2026-09-03 15:09Z

Original warning text

Mystery Slick Mississippi Canyon 773; Gulf of Mexico.
Gulf of Mexico.
1. On June 14, 2018, the NOAA National Environmental Satellite, Data, and Information Service (NESDIS) identified a 6.5nm mystery slick 68 miles off the Louisiana coast. The DOI Bureau of Safety and Environmental Enforcement (BSEE) conducted an overflight and the USCG requested trajectory and fate.
2. THREAT: OIL.
3. POSITION 28.209N 088.737W. NOAA INCIDENTNEWS 9738: https://incidentnews.noaa.gov/incident/9738

This area · spills & pollution incidents

936 within 180 nm since 1970 · 33 in the last 12 months · 2 in force now

Crude oil spill and in-situ burn at tpic; south pass 24, pilottown, louisiana2026-08-26
8X38+5H dauphin island, al, USA2026-08-24
Mystery sheen at south pass 29; port eads, louisiana2026-08-13
Wcc oil spill, main pass 21; breton sound, louisiana2026-06-11
Tpic oil spill, main pass 81; gulf of america2026-06-10
Oil spill from out-of-service tank at tpic main pass 69 facility; louisiana2026-05-19

Season · when spills & pollution incidents happen here

month of issue, all years in the archive

Nearby now · within 120 nm

Crude oil spill and in-situ burn at tpic; south pass 24, pilottown, louisianaSpills · 59.6 nm
Survey operations in progress until 15 sep by M/V island pride, M/V sanco swift and M/V olympic artemis in…Surveys · 105.5 nm
Uscg remote communication facility new orleans 29-53.00N 089-57.00W mf and hf dsc off airNav aids · 119 nm

Worldwide now

8 spills & pollution incidents in force · see all

Spills

Oil and chemical spills, groundings and vessel casualties with a pollution threat: NOAA IncidentNews responses since 1957, and spill-response areas broadcast as navigational warnings. All current spills & pollution incidents →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.