Suncor violated pollution limits for 900 hours during 2022-23 shutdown, environmental study says

Suncor violated pollution limits for 900 hours during 2022-23 shutdown, environmental study says

Suncor's Commerce City refinery violated pollution emission limits for 900 hours in the three months it shut down after a fire in late 2022, but the company avoided fines because of loopholes, an environmental group’s study said.