An initiative to plant a million trees in Denver has been cut.
Colorado health officials are ordering Suncor Energy to step up efforts to clean up contaminated groundwater moving off its refinery in Commerce City.
Colorado health officials say it could take years for Suncor Energy to clean up a toxic spill from its refinery in Commerce City.
Colorado health officials are requiring more monitoring and preventive measures from Suncor Energy (USA) Inc. as it cleans up contaminated groundwater moving off its refinery in Commerce City.
A Colorado energy company has agreed to pay more than $2 million in fines for air quality violations.
Human remains have been found during an excavation at the Suncor Energy plant in Commerce City.
Investigators are working at an excavation site in Commerce City where workers may have found human remains.
Federal officials said Friday that initial water quality tests show levels of toxic chemicals are declining after a gasoline-like substance was detected seeping into a creek from a Denver-area refinery, but environmentalists said even one barrel of the toxic brew is too much.
State health officials on Thursday ordered Suncor Energy to immediately begin testing the air inside the Denver Metro Wastewater Treatment Plant to ensure worker safety near where a gasoline-like substance from the company’s refinery was detected seeping into Sand Creek earlier this week.
Suncor Energy says the spill of oily material flowing into Sand Creek has been contained.