Doniphan WWTP - Secondary Wastewater Treatment in Doniphan, Nebraska

Doniphan WWTP is a municipal wastewater treatment plant located in Doniphan, Nebraska, United States. The facility serves a small population of 763 residents, reflecting its role in a rural community. The plant is situated at 598 North 1st Street in Hall County. The plant provides secondary treatment, a standard level required under the US Clean Water Act for facilities of this scale. It has a designed capacity of 598.09 units and a discharge volume of 325.55 units, indicating operational capacity within design limits. As a US facility, it operates under an EPA NPDES permit issued by the Nebraska Department of Environment and Energy, ensuring compliance with effluent limits. The treated effluent is discharged into a local water body, contributing to the Platte River watershed. The Platte River flows eastward into the Missouri River, which ultimately drains into the Mississippi River and the Gulf of Mexico. The plant's operations help protect downstream aquatic ecosystems and water quality in this agriculturally important region.

Doniphan WWTP discharges into a tributary of the Platte River, which flows through central Nebraska and supports diverse wildlife, including migratory birds along the Central Flyway. The Platte River is a critical habitat for species such as the whooping crane and piping plover. The plant's treated effluent contributes to the river's flow, which eventually reaches the Missouri River and the Gulf of Mexico, making proper treatment essential for downstream water quality.