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The Redwood River is located in southwestern Minnesota in the counties of Lincoln, Lyon, Murray, Pipestone, Redwood, and Yellow Medicine.
MPCA investigation determined that construction sediment was discharged into the Blue Earth River and a county ditch.
The Little Sioux River Watershed covers more than 1.8 million acres in southwestern Minnesota. Its small prairie streams flow through the southern portions of Nobles and Jackson counties and into Iowa.
The Cottonwood River is located in southwestern Minnesota in the counties of Brown, Cottonwood, Lyon, Murray, and Redwood. It begins near Balaton in southwest Lyon County.
Volunteers can search for a lake or stream site that works for them and sign up to monitor it.
Minnesota is the first state to require producers fund boat wrap collection and recycling.
MPCA investigation found stormwater permit violations that occurred during a construction project in 2025, with sediment-laden stormwater entering a stream at a construction site in Chaska.
The MPCA created a statewide inventory of streams that have been hydrologically modified: channelized, ditched, or impounded
The MPCA sought proposals from qualified responders to conduct an environmental forensics evaluation using non-targeted analysis techniques for identifying sources of non-aqueous film forming foam (non-AFFF) per- and polyfluoroalkyl substances (PFAS) contamination in water.
The MPCA fined Zippel Bay Resort $37,800 for a number of violations stemming from the operation of an unregistered gas tank that leaked gasoline into Lake of the Woods.
Recycling materials into new products benefits both our environment and our economy.
Failed to obtain a construction stormwater permit prior to beginning construction and allowed sediment to discharge to wetlands as they built The Meadows housing development in Otsego, Minnesota.
The Regional Haze Rule requires states to improve visibility in our nation's national parks and wildernesses (Class I areas) and restore them to natural visibility conditions by 2064.
The Minnesota Pollution Control Agency (MPCA) does not discriminate on the basis of race, color, national origin, disability, age, or sex in administration of its programs or activities, and, MPCA does not intimidate or retaliate against any individual or group because they have exercised their rights to participate in actions protected, or oppose actions prohibited, by 40 C.F.R. Parts 5 and 7, or for the purpose of interfering with such rights.
The MPCA announced cleanup plans for the defunct Hibbing Gas Manufacturing Plant site, explained in a draft Minnesota Decision Document that is available for public comment until July 9, 2026.
Up to $20 million in grants for projects that restore and enhance aquatic resources, wildlife, habitat, fishing, and outdoor recreational opportunities in portions of Washington, Ramsey and Dakota counties and downstream areas of the Mississippi and St. Croix rivers affected by PFAS released by 3M.
After many years of investigation, design work and construction, the Great Lakes Legacy Act remediation projects at these sites near Duluth, Minnesota, are complete.
Status of total maximum daily load (TMDL) projects in Minnesota.
Communities that are resilient to climate change are able to effectively to prepare for and recover from its effects, and continue to thrive.
The Minnesota Pollution Control Agency (MPCA) requests public comment on a rule that will shape nation-leading restrictions on the use of per- and polyfluoroalkyl substances (PFAS).