Overview
ALDER MADISON CSD is a secondary treatment plant serving 180 people in Alder, Montana. It discharges 68.14 million gallons per year and has a designed capacity of 98.42 million gallons.
ALDER MADISON CSD is a municipal wastewater treatment plant located in Alder, Madison County, Montana. It serves a small population of 180 residents, reflecting the rural character of the area. The plant provides secondary treatment, which is the standard level required under the U.S. Clean Water Act for most municipal facilities. With a designed capacity of 98.42 million gallons per year and an actual discharge volume of 68.14 million gallons per year, the plant operates below its capacity. The treated effluent is discharged into a local waterway that ultimately drains into the Missouri River watershed. The plant's operations help protect downstream water quality in this ecologically sensitive region of the Rocky Mountain foothills.
Environmental context
The plant discharges into a tributary of the Ruby River, which flows into the Beaverhead River and then the Jefferson River, a major headwater of the Missouri River. This watershed supports diverse aquatic life, including native trout species, and is an important migratory corridor for birds. The plant's secondary treatment helps reduce nutrient and pathogen loads to the receiving waters.
Frequently asked questions
ALDER MADISON CSD is located in Alder, Madison County, Montana, United States.
The plant serves a population of 180 people, typical of a small rural community.
The plant discharges treated effluent into a local tributary that flows into the Ruby River, part of the Missouri River watershed.
The plant provides secondary treatment, which is the standard required under the U.S. Clean Water Act for municipal wastewater facilities.
As a U.S. 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.
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