26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
BELGRADE LAGOONS serves about 5,500 people in Gallatin County, Montana. The facility treats wastewater using lagoon systems and discharges into the local watershed.
Miles City WWTP serves approximately 9,941 residents in Miles City, Montana. The plant discharges treated wastewater into the Yellowstone River basin, supporting local water quality and downstream ecosystems.
ABSAROKEE SEWER DIST RSID 5and7 WWTP serves approximately 1,200 people in Absarokee, Montana. The plant operates under the US Clean Water Act framework for small communities.
Red Lodge City of STP serves approximately 2,255 residents in Red Lodge, Montana. The plant operates under the US Clean Water Act, ensuring treated wastewater meets federal standards before discharge.
HAVRE WWTF serves approximately 9,621 people in Havre North, Montana. The plant operates under the U.S. Clean Water Act, which governs wastewater discharges to protect local water quality.
Laurel WWTP serves approximately 6,800 residents in Laurel, Montana. The plant discharges treated wastewater into the Yellowstone River basin, supporting local water quality.
Billings WWTP serves approximately 91,750 people in Yellowstone County, Montana. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities of this scale.
SIDNEY WWTF serves approximately 5,000 people in Richland County, Montana. The plant operates under U.S. EPA NPDES permitting, ensuring treated wastewater meets federal standards before discharge.
Great Falls WWTP serves approximately 58,439 residents in Great Falls, Montana. The facility discharges treated wastewater into the Missouri River, a major tributary of the Mississippi River system.
Kalispell WWT Facility serves approximately 21,000 people in Kalispell, Montana. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.
HELENA WWTP serves approximately 28,190 residents in Helena, Montana. The plant discharges treated wastewater into the local watershed, ultimately flowing into the Missouri River basin.
Butte Silver Bow City County wastewater treatment plant serves Butte, Montana, USA. It treats municipal wastewater for approximately 27,600 residents, discharging into the local watershed.
Bozeman WWTP serves Gallatin County, Montana, treating wastewater for approximately 34,900 people. The plant operates under the US Clean Water Act, with discharge regulated by EPA NPDES permits.
Missoula WWTP serves approximately 43,290 people in Missoula, Montana. The plant discharges treated wastewater into the Clark Fork River, which flows through the region and ultimately reaches the Pacific Ocean.
Livingston WWTP serves approximately 12,354 people in Livingston, Montana. The facility discharges treated wastewater into the Yellowstone River basin, supporting downstream water quality in the Missouri River watershed.
Stevensville WWTP serves the community of Stevensville, Montana, treating wastewater for approximately 1,800 residents. The plant operates under the U.S. Clean Water Act framework.
Forsyth WWTP serves the town of Forsyth, Montana, treating wastewater for a population of 1,777. The plant operates under the U.S. Clean Water Act, with discharge likely to the Yellowstone River.
Columbia Falls WWTP serves approximately 3,400 residents in Columbia Falls, Montana. The plant discharges treated wastewater into the local watershed, supporting water quality in the Flathead River system.
CONRAD WWTP serves approximately 2,700 residents in Conrad, Montana. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
Glasgow WWTF is a municipal wastewater treatment plant serving 3,490 residents in Glasgow, Montana, USA. The plant operates under the US Clean Water Act with a designed capacity of 1.00 million gallons per day.