On June 10, 1999, the Olympic pipeline operated by Olympic Pipe Line Company, carrying gasoline at the time, exploded in Whatcom Falls Park in Bellingham, Washington. The disaster started at 3:25 PM PDT (22:25 UTC) when a mostly underground gasoline pipeline that crossed Whatcom and Hanna Creeks ruptured due to various errors and malfunctions on the part of Olympic Pipeline and others. The gasoline vapors exploded at 5:02 PM PDT, sending a fireball down Whatcom Creek. Three people died in the incident.