Woodbine STL Wastewater Treatment Plant, Woodbine, Iowa

Woodbine STL is a municipal wastewater treatment plant located in Woodbine, Iowa, a small community in Harrison County. The plant serves a population of approximately 1,500 people, reflecting the scale of a small agglomeration under US regulatory frameworks. The plant provides secondary treatment, a standard level required by the US Clean Water Act for municipal facilities. With a designed capacity of 605.66 units and an average discharge volume of 416.40 units, the plant operates within its capacity. As a US facility, it operates under an NPDES permit issued by the Iowa Department of Natural Resources, ensuring compliance with effluent limits. The treated effluent is discharged into a local water body that ultimately drains into the Missouri River watershed. This river system supports diverse aquatic life and is an important ecological corridor in the Midwest. The plant's operations help protect downstream water quality in the Missouri River basin.

The plant discharges into a local stream that flows into the Missouri River, a major tributary of the Mississippi River. The Missouri River watershed supports diverse fish populations and provides habitat for migratory birds. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream aquatic ecosystems in this agriculturally intensive region.