Search
The Red Lake River Watershed, which covers 909,024 acres, is part of the Red River Basin in northwestern Minnesota. The Red Lake River begins its course in Beltrami County at Lower Red Lake.
The National Crude Oil Spill Research Site near Bemidji was formed after a pipeline break released 10,000 barrels of crude oil in 1979.
The MPCA is developing a sulfate multi-discharger variance (MDV) for wastewater facilities that are currently unable to meet the state water quality standard for sulfate.
Streams of the Upper St. Croix Watershed are among the most biologically intact, healthy, and resilient of watersheds in Minnesota.
Application forms and instructions for applying for wastewater permits.
The effects of contaminants of emerging concern (CECs) on fish, wildlife, and humans are only partly understood. The MPCA has been collecting occurrence data for a diverse set of CECs, but toxicity…
Stormwater runoff is a leading source of water pollution, and the state general permit is designed to reduce the amount of sediment and other pollutants entering state waters.
The U.S. EPA approved Minnesota's Statewide Mercury Total Maximum Daily Load study in March 2007.
The Upper Red River of the North Watershed drains an area of 371,689 acres in the Glacial Lake Agassiz Plain, while the extreme southeastern portion of the basin lies in the North Central Hardwoods ecoregion. The Red River begins its course just below Breckenridge, Minn.
The MPCA certifies Minnesota municipal, government, or industrial laboratories that are used to comply with National Pollution Discharge Elimination System (NPDES)/State Disposal System (SDS) permits or for water quality work for agency programs.
Residents' guide to stormwater permitting.
The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
The Snake River begins its 50-mile course in Marshall County and drains an area of 611,800 acres. The Snake River Watershed lies within Marshall, Polk, and Pennington Counties in NW Minnesota.
The Buffalo River Watershed covers more than 1,100 square miles in portions of Becker, Clay, Otter Tail, and Wilkin counties, with a small portion of its headwaters in the White Earth Reservation.
Initial screening information for a contaminant of emerging concern, fluoxetine.
The Lower Red River Watershed (also known as the Red River of the North - Tamarac River) drains an area of 281,000 acres, including parts of Kittson, Marshall, and Roseau counties.
The Red River of the North - Grand Marais Creek Watershed covers 298,264 acres and is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.
Initial screening information for a contaminant of emerging concern, perfluorooctane sulfonate.
Resources and guidance for TMDL projects in Minnesota.
Launched in 2022, the PFAS monitoring plan lays out a path for PFAS monitoring at solid waste, wastewater, and stormwater facilities; hazardous waste landfills; facilities with air emissions; and…