Bronson WWTP - Secondary Treatment Plant in Woodbury County, Iowa

Bronson WWTP is a municipal wastewater treatment plant located in Woodbury County, Iowa, United States. The facility serves a small population of 209 residents, reflecting its role in a rural community. The plant is situated on 320th Street in Sloan Township, within the broader Woodbury County area. The plant provides secondary treatment, which is the standard level required by the US Clean Water Act for municipal wastewater facilities. With a designed capacity of 124.92 units and a current discharge volume of 113.56 units, the plant operates near its capacity. As a US facility, it is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Iowa Department of Natural Resources, ensuring compliance with effluent limits. The treated effluent from Bronson WWTP is discharged into local waterways that ultimately drain into the Missouri River watershed. The Missouri River flows southward to join the Mississippi River, which empties into the Gulf of Mexico. This downstream connection highlights the plant's role in protecting water quality in the broader Mississippi River Basin, a critical ecological and economic resource.

The plant discharges into tributaries of the Missouri River, which flows into the Mississippi River and eventually the Gulf of Mexico. The Missouri River watershed supports diverse aquatic life and is an important migratory corridor for birds. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream ecosystems from eutrophication and habitat degradation.