Spills

Key biscayne, florida

M/t Igloo Moon; Key Biscayne, Florida · NOAAORR-7158

issued
1996-11-06 00:00Z
status
cancelled 1996-11-20 00:00Z
self-cancels
1996-11-20 00:00Z
authority
NOAA OR&R
sea
North Atlantic Ocean
position
25.633, -80.100
source
incidentnews · first seen 2026-09-03 15:09Z

Original warning text

M/T Igloo Moon; Key Biscayne, Florida.
Key Biscayne, Florida.
1. The M/T Igloo Moon, a liquid propane gas (LPG) tank vessel carrying a full cargo (6,589 metric tons) of butadiene to Houston, Texas, ran aground November 6, 1996, on a sand bottom, in 25 feet of water, within the Biscayne National Park boundary. The vessel was reportedly carrying 57,000 gallons of IFO 380, a heavy fuel oil similar to #6; 30,000 gallons of marine diesel; and 6,000 gallons of lube oil. The USCG immediately began its incident command and by early that morning established a Unified Command at MSO Miami. A primary concern was the stability of the butadiene cargo and potential for evacuations. Butadiene is a colorless gas with a mild gasoline-like odor. It is flammable, reactive, and mildly toxic by inhalation, causing eye and respiratory tract irritation at high concentrations. Butadiene is a suspected human carcinogen. It was shipped as a liquefied compressed gas under [...]
2. COMMODITY: BUTADIENE, IFO 380, MARINE DIESEL, LUBE OIL. MAXIMUM POTENTIAL RELEASE: 93000 GALLONS.
3. POSITION 25.633N 080.100W. NOAA INCIDENTNEWS 7158: https://incidentnews.noaa.gov/incident/7158

This area · spills & pollution incidents

158 within 180 nm since 1985 · 0 in the last 12 months · 0 in force now

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Timeline · 2 messages since 1996-11-06 · closed 1996-11-27

  1. Key biscayne, florida this message1996-11-06 → 1996-11-20
  2. The M/V tanya lost steering capability off the reef line between carysfort and elbow reefs in the florida…1996-11-13 → 1996-11-27

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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

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