ALTON WWTP - Secondary Wastewater Treatment in Alton, Iowa

ALTON WWTP is a municipal wastewater treatment facility located in Alton, Sioux County, Iowa, United States. The plant serves a population of approximately 1,063 residents, providing essential sanitation services to this small Midwestern community. The plant operates with secondary treatment, which is the standard level required under the U.S. Clean Water Act for municipal wastewater facilities. With a designed capacity of 908.50 units and an average daily discharge of 567.81 units, the plant operates well within its capacity, indicating reliable treatment performance. The treated effluent from ALTON WWTP is discharged into local waterways that ultimately drain into the Missouri River watershed. This river system supports diverse aquatic life and provides water for agricultural and recreational uses downstream. The plant's secondary treatment helps protect water quality in this important regional basin.

ALTON WWTP discharges into tributaries of the Missouri River, which flows into the Mississippi River and eventually reaches the Gulf of Mexico. The local watershed supports agricultural activities and provides habitat for fish and wildlife. Effective wastewater treatment is crucial to prevent nutrient pollution that could contribute to hypoxia in the Gulf.