Webster STP - Secondary Wastewater Treatment Plant in Webster, Wisconsin

Webster STP is a municipal wastewater treatment facility located in Webster, Burnett County, Wisconsin, United States. The plant serves a small population of 684 residents, reflecting the rural character of the area. As a secondary treatment plant, it provides biological treatment to remove organic matter and suspended solids, meeting the standard requirements for communities of this size under the U.S. Clean Water Act. The plant operates under the National Pollutant Discharge Elimination System (NPDES) permit program, which is administered by the Wisconsin Department of Natural Resources. With a designed capacity of 321.76 thousand cubic meters per year and an annual discharge volume of 227.13 thousand cubic meters, the facility operates below its capacity, indicating room for future growth. The treatment process involves secondary biological treatment, which is typical for small to medium-sized plants in the region. The treated effluent from Webster STP is discharged into a local water body that ultimately drains into the St. Croix River basin, a tributary of the Mississippi River. The St. Croix River is a National Scenic Riverway, supporting diverse aquatic life and providing recreational opportunities. The plant's discharge contributes to the overall water quality management in the watershed, helping to protect downstream ecosystems and drinking water sources.

Webster STP discharges into a local water body that flows into the St. Croix River, a major tributary of the Mississippi River. The St. Croix River basin is ecologically significant, supporting diverse fish populations and migratory birds. The area is part of the larger Mississippi River watershed, which ultimately drains into the Gulf of Mexico. The plant's secondary treatment helps reduce nutrient loads and organic pollutants, mitigating impacts on downstream water quality and aquatic habitats.