Skip to main content
Clear icon
11º

Heavy rain caused Sarnia refinery to spill diesel into St. Clair River

Situation is under control, officials say

Saint Clair River (WDIV)

SARNIA, Ontario. – A Sarnia refinery’s internal sewer system overflowed during heavy rainfall Wednesday night, causing diesel to spill into the St. Clair River.

The refinery started responding to the incident at 7:35 p.m. on Wednesday and the overflow is no longer active. Officials said that all water from the site is being safely managed.

Recommended Videos



There were reports of a sheen, and officials contacted downriver water users to take precautions. People in the area may have noticed increased activity in the area of the Suncor dock and a diesel fuel-type odor.

Officials said as of Wednesday morning the situation had been mitigated and water plants have been allowed to open intakes and resume normal operations.

Read: More local news coverage


About the Author
Kayla Clarke headshot

Kayla is a Web Producer for ClickOnDetroit. Before she joined the team in 2018 she worked at WILX in Lansing as a digital producer.

Loading...