Mystery Spill11; Straits of Juan de Fuca, Washington

Straits of Juan de Fuca, Washington | 1991-May-18

Initial Notification: On May 18, 1991, the U.S. Coast Guard (USCG) Marine Safety Office (MSO) Puget Sound received a report of a 4-mile long slick of black oil located along the international boundary between the United States and Canada, just north of Clallam Bay in the Straits of Juan de Fuca. The source and quantity of the oil were unknown, but USCG overflight observers reported that the slick consisted primarily of sheen with three discrete patches of black oil. USCG district 13.