CUSHING WWTP - Secondary Treatment Plant in Woodbury County, Iowa

CUSHING WWTP is a municipal wastewater treatment facility located in Woodbury County, Iowa, along Highway 20. It serves a small population of 220 residents, reflecting its role in a rural community. The plant is part of the broader wastewater infrastructure managed under Iowa's environmental regulations. The plant provides secondary treatment, a standard level for small agglomerations in the United States. Its designed capacity and discharge volume are both 113.56 units, indicating consistent operation. Under the U.S. Clean Water Act, such facilities must comply with National Pollutant Discharge Elimination System (NPDES) permits, which set effluent limits to protect water quality. The treated effluent is discharged into a local water body, likely a stream or river within the Missouri River basin. This watershed ultimately drains to the Mississippi River and the Gulf of Mexico. The plant's operations help maintain local water quality and support downstream aquatic ecosystems.

The plant discharges into a water body within the Missouri River basin, which flows into the Mississippi River and eventually the Gulf of Mexico. This watershed supports diverse aquatic life and is important for regional agriculture and recreation. Proper wastewater treatment helps reduce nutrient loading and protect downstream habitats.