State health regulators on Thursday issued orders formalizing cleanup work already in progress to stanch the the flow of hazardous liquid seeping into Sand Creek and addressing newly identified contamination spreading underground from Suncor Energy’s refinery to an adjacent Metro Wastewater plant.
U.S. Environmental Protection Agency cleanup coordinators determined that the black goo oozing from the bank of Sand Creek north of downtown Denver is “a gasoline-like material” that contains cancer-causing benzene.