Officials say the discharge from the lift station began around 10:15 a.m. The estimated two million gallons of untreated wastewater discharged into Bacon Creek Channel, with an unknown amount reaching the Missouri River. Officials say Bacon Creek Channel was dry before the incident.

Iowa Department of Natural Resources officials warned about an 'unknown amount' of wastewater discharge reaching the Missouri River. They say an equipment failure in Sioux City caused the discharge to get into the Bacon Creek Channel.

The Iowa Department of Natural Resources responded to a wastewater spill in Sioux City, where an estimated 2 million gallons of untreated wastewater spilled into the Bacon Creek Channel, which flows into the Missouri River.

The Iowa Department of Natural Resources says there was a wastewater discharge here in Sioux City that reached the Missouri River.