720-foot tug and barge aground in Round Island Passage in the Straits of Mackinac

The Straits of Mackinac file photo by Lynne Brown/Superior Media

SAULT STE. MARIE, Mich. – The Coast Guard received a report that the vessel Defiance, a 720-foot integrated tug and barge, ran aground in Round Island Passage between Mackinac Island and Round Island in the Straits of Mackinac, Friday.

The incident was reported to watchstanders in the Coast Guard Sector Sault Ste. Marie command center at 2:52 p.m. local time.

The Defiance has 97,918 gallons of diesel fuel and 2,917 tons of stone onboard. The vessel is taking precautionary measures to assess any damage and has not reported any injuries, pollution, or flooding.

The Coast Guard is establishing a safety zone prohibiting the transit of vessels over 100 gross tons through Round Island Passage and prohibiting all vessels from navigating within 200 yards of the ship.

The vessel departed Cedarville, Michigan and was transiting to its next port of call in Buffington, Indiana when it ran aground. The cause of the grounding is under investigation.

For further information contact Lt. j.g. Sean Murphy, Coast Guard Sector Sault Sainte Marie Public Affairs Officer, at (906)-748-8303.



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