On 6/2/2001 1, the vessel CHIEF SHINGWAUK (Official Number 318421) was involved in a total failure of any machinery or technical system in MCARTHUR LOCK, SUALT ST. MARIE, MICHIGAN, USA,.

The vessel, with 0 persons on board, experienced the incident while engaged in regular operations. Fortunately, the ship was able to continue its voyage. No injuries or fatalities were reported, and there was pollution.

This incident was officially recorded by Transport Canada on 10/11/2001. Weather at the time was reported as clear with winds from the E at 5.00 knots.

On 02 June 2001, at approx 1305, while in the McArthur Lock, Sault St. Marie , Michigan, the crew of the "CHIEF SHINGWAUK" discovered that the sea water cooling valves had been left shut. The engines overheated and were briefly unuseable.