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Facilities registered to the Petroleum Refining and Petrochemical Industry Standards are required to monitor benzene or 1,3-butadiene levels at their fence lines (known as “property line monitoring”) and provide the results on a public website within 60 days.

Property line monitoring began on January 1, 2018. Results can be found on the facility websites at the links below.

Petroleum Refineries:

Petrochemical Plants:

Imperial Oil Sarnia website link Shell website link Suncor website link Arlanxeo website link INEOS Styrolution website link NOVA website link

Working towards improving Sarnia's air quality!