Spills · mystery_substance
Gulf of mexico south of timbalier island, la
Mystery Sheen ; Gulf of Mexico South of Timbalier Island, la · NOAAORR-8840
- issued
- 2014-10-20 00:00Z
- status
- cancelled 2014-11-03 00:00Z
- self-cancels
- 2014-11-03 00:00Z
- authority
- NOAA OR&R
- sea
- Gulf of Mexico
- position
- 29.013, -90.508
- source
- incidentnews · first seen 2026-09-03 15:09Z
Original warning text
Mystery Sheen ; Gulf of Mexico south of Timbalier Island, LA. Gulf of Mexico south of Timbalier Island, LA. 1. On October 20, 2014, the USCG Morgan City contacted the NOAA Hazmat Duty Officer regarding a reported mystery sheen located approximately 7 NM south of Timbalier Island, Louisiana. (Gulf of Mexico). The sheen was reported by passing helicopter as an "unknown" source and was described as 3 miles long with a 100 x 200 ft patch of "black oil" near the center. USCG has requested fate and trajectory information. 2. THREAT: OIL. COMMODITY: UNKNOWN, POSSIBLE OIL. TAGS: MYSTERY SUBSTANCE. 3. POSITION 29.013N 090.508W. NOAA INCIDENTNEWS 8840: https://incidentnews.noaa.gov/incident/8840
This area · spills & pollution incidents
1132 within 180 nm since 1970 · 40 in the last 12 months · 3 in force now
70
75
80
85
90
95
00
05
10
15
20
25
26
- Crude oil spill and in-situ burn at tpic; south pass 24, pilottown, louisiana2026-08-26
- Intermittent oil sheen; flower garden banks national marine sanctuary, bright bank2026-08-25
- 8X38+5H dauphin island, al, USA2026-08-24
- Mystery sheen at south pass 29; port eads, louisiana2026-08-13
- Mystery oiled shoreline at holly beach; cameron parish, louisiana2026-07-10
- Johnson bayou, la2026-06-17
Season · when spills & pollution incidents happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline · 2 messages since 2014-10-20 · closed 2014-11-10
- Gulf of mexico south of timbalier island, la this message2014-10-20 → 2014-11-03
- Elaine pipeline; cocodrie, la2014-10-27 → 2014-11-10
joined by proximity
Nearby now · within 120 nm
- Uscg remote communication facility new orleans 29-53.00N 089-57.00W mf and hf dsc off airNav aids · 59.8 nm
- Crude oil spill and in-situ burn at tpic; south pass 24, pilottown, louisianaSpills · 64.3 nm
- Survey operations in progress until 15 sep by M/V island pride, M/V sanco swift and M/V olympic artemis in…Surveys · 111.2 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.