“We deserve transparency, accountability, and strong enforcement, not backroom bargains with polluters.”Suncor Refinery at Commerce City, Colorado with Sand Creek in the foreground, July 9, 2022. Suncor operates the only oil refinery in Colorado, located in Commerce City, which produces gasoline, diesel fuel, and asphalt. In March 2024, the Colorado Water Quality Control Division updated Suncor’s water pollution permit for the Commerce City refinery. Kayaker enjoys the South Platte River as it joins Cherry Creek at Confluence Park in downtown Denver, Colorado. Featured image: The Suncor refinery in Commerce City just north of Denver.