Workers in Iowa failed to investigate leak that poured manure wastewater into creeks

Source:, July 6, 2022
By: Kavahn Mansouri

Workers at a manure digester in northwest Iowa did not act on signs of a potential leak before thousands of gallons of wastewater poured into nearby waterways, according to documents from the state’s environmental regulator.

In early February, a manure digester owned and operated by Colorado-based biofuel company Gevo. Inc. leaked approximately 376,000 gallons of manure water into creeks near Winding Meadow Dairy, roughly 60 miles north of Sioux City. The spill caused E. coli readings to spike in nearby streams and Rock River. Read more.

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