Spills · grounding

The tug dorothy ann ran aground on april 21, 2008 and released approximately 30 gallons of 150Weight gear…

Tug Dorothy Ann; Marquette, Mi · Marquette, Mi · NOAAORR-7809

issued: 2008-04-22 00:00Z
status: cancelled 2008-05-06 00:00Z
self-cancels: 2008-05-06 00:00Z
authority: NOAA OR&R
position: 46.534, -87.387
vessels: TUG DOROTHY ANN TUG DOROTHY ANN RAN
source: incidentnews · first seen 2026-09-03 15:09Z

Original warning text

TUG DOROTHY ANN; Marquette, MI.
Marquette, MI.
1. The Tug DOROTHY ANN ran aground on April 21, 2008 and released approximately 30 gallons of 150Weight Gear oil into Marquette Harbor. The spill was immediately contained by boom aboard the tug. On April 22, 2008 the NOAA SSC was contacted by Sector Sault Ste Marie for trajectory information for the potential release of 300 gallons of gear oil that is believed to be in the azipod which was knocked off the vessel when it went aground.
2. THREAT: OIL. COMMODITY: 150WEIGHT SHELL OMALA GEAR OIL. MAXIMUM POTENTIAL RELEASE: 300 GALLONS. TAGS: GROUNDING.
3. POSITION 46.534N 087.387W. NOAA INCIDENTNEWS 7809: https://incidentnews.noaa.gov/incident/7809

This area · spills & pollution incidents

7 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now

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On march 31, 2015, the towboat rebecca lynn reported a hull breach west of the straits of mackinac in lake…2015-03-31
Lake superior, mi2006-12-06

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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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