Overview
Charlo Lake County Sewer Dist serves 428 people in Polson, Montana, with secondary treatment. The plant discharges 181.70 units of treated wastewater daily.
Charlo Lake County Sewer Dist is a municipal wastewater treatment facility located in Polson, Montana, United States. It serves a small population of 428 residents in the Lake County area, providing essential sanitation services to the community. As a secondary treatment plant, it meets the standard requirements under the US Clean Water Act, which mandates secondary treatment for municipal wastewater. The plant has a designed capacity of 227.12 units and currently discharges 181.70 units, indicating operational efficiency within its capacity. The treated effluent is discharged into the local watershed, which ultimately drains into Flathead Lake, one of the largest natural freshwater lakes in the western United States. The plant plays a key role in protecting the lake's water quality and supporting the region's aquatic ecosystems.
Environmental context
The plant discharges into the Flathead River system, which flows into Flathead Lake, a large natural lake in northwestern Montana. The lake supports diverse aquatic life, including native fish species such as bull trout and westslope cutthroat trout. Protecting water quality in this watershed is critical for maintaining the ecological health of the lake and downstream rivers that eventually join the Columbia River system.
Frequently asked questions
The plant is located at 424 1st Street East, Polson, Montana, in Lake County, United States.
The plant serves a population of 428 residents in the Charlo Lake County area.
The plant provides secondary treatment and discharges treated effluent into the local watershed, which flows into Flathead Lake.
As a US facility, it operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permits issued by the Montana Department of Environmental Quality.
Small municipal plants in the US typically use secondary treatment, often with lagoon systems or package plants, to meet EPA standards for biochemical oxygen demand and total suspended solids.
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