On 6/1/1991 1, the vessel SAINT-LOUIS IV (Official Number 177959) was involved in a grounding - under power (non-intentional) in BOUEE M-143, ILES DE VARENNES,FL ST-LAURENT,QC,.

The vessel, with 7 persons on board, experienced the incident while engaged in regular operations. There were 0 injuries and fatalities were reported, and there was none pollution.

CHARTER VSL GROUNDED WHILE CARRYING 45 PASSENGERS IN REDUCED VIS. Damage to the vessel was indicated as

Weather at the time was reported as fog. This incident was officially recorded by Transport Canada on 9/22/1992 .