LAKE OF THE WOODS RSD Wastewater Treatment Plant, Marshall County, Indiana

LAKE OF THE WOODS RSD is a wastewater treatment facility located in Marshall County, Indiana, United States. It serves a small community of approximately 500 residents, providing secondary treatment to domestic wastewater. The plant is situated in a rural area of northern Indiana, within the Great Lakes Basin. As a secondary treatment plant, it meets the standard requirements under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater to reduce organic pollutants and suspended solids. The plant has a designed capacity of 511.03 volume units and discharges a similar volume, indicating it operates near its capacity. Secondary treatment typically involves biological processes such as activated sludge or trickling filters. The treated effluent from LAKE OF THE WOODS RSD is discharged into local streams that ultimately flow into the St. Joseph River, a tributary of Lake Michigan. This places the plant within the Lake Michigan watershed, which supports diverse aquatic life and provides drinking water for millions. The plant's operations are regulated under the National Pollutant Discharge Elimination System (NPDES) to protect downstream water quality.

The plant discharges into the St. Joseph River watershed, which drains into Lake Michigan, part of the Great Lakes system. The Great Lakes are a globally significant freshwater resource, supporting diverse ecosystems and providing drinking water for over 30 million people. The plant's secondary treatment helps reduce nutrient and pollutant loads, protecting downstream aquatic habitats and recreational uses.