ALLISON LAGOON Wastewater Treatment Plant, Allison, Iowa

ALLISON LAGOON is a municipal wastewater treatment facility located in Allison, Iowa, within Butler County. The plant serves a population of approximately 1,000 residents and operates under secondary treatment standards, which involve biological processes to reduce organic matter and suspended solids. The facility has a designed capacity of 757.08 cubic meters per day and a discharge volume of 454.25 cubic meters per day. As a secondary treatment plant in the United States, ALLISON LAGOON is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting requirements. These regulations ensure that treated effluent meets water quality standards before discharge. The plant's treatment process is typical for small communities, providing effective pollution control for the local environment. The treated wastewater from ALLISON LAGOON is discharged into nearby streams that flow into the Cedar River, a tributary of the Iowa River, which ultimately drains into the Mississippi River. This watershed supports diverse aquatic life and provides recreational and ecological benefits. The plant plays a key role in protecting water quality in this inland region.

ALLISON LAGOON discharges into local waterways that are part of the Cedar River basin, which flows into the Iowa River and then the Mississippi River. This watershed supports diverse aquatic species and is used for recreation and agriculture. The plant's secondary treatment helps reduce nutrient and organic pollution, protecting downstream ecosystems and maintaining water quality in this inland region.