Packwaukee SD 1 STP - Town of Packwaukee, Wisconsin Wastewater Treatment Plant

Packwaukee SD 1 STP is a municipal wastewater treatment plant located in the Town of Packwaukee, Marquette County, Wisconsin. The plant serves a small population of approximately 447 residents, providing secondary treatment to meet state and federal water quality standards. As a secondary treatment facility, the plant uses biological processes to remove organic matter and suspended solids. With a designed capacity of 208.20 volume units and an average discharge of 121.13 volume units, the plant operates within its capacity. Under the U.S. Clean Water Act, such facilities must comply with National Pollutant Discharge Elimination System (NPDES) permits issued by the Wisconsin Department of Natural Resources. The plant's treated effluent flows into local streams that drain into the Fox River watershed, ultimately reaching Lake Michigan. This water body supports diverse aquatic life and recreational activities. Proper treatment helps protect downstream ecosystems and drinking water sources.

The plant discharges into local waterways that are part of the Fox River basin, which flows into Lake Michigan. Lake Michigan is a vital freshwater resource supporting fisheries, recreation, and municipal water supplies. The region's watershed includes agricultural and rural areas, making nutrient management important to prevent eutrophication in downstream waters.