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The MPCA uses the Environmental Quality Information System (EQuIS) to store water quality data from more than 17,000 Minnesota sampling locations.
The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert in the orange AQI category for northeast Minnesota through 7 p.m. on Wednesday, Aug. 6.
The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert for southeast and northern Minnesota. The alert is now in effect until 4 p.m. on Tuesday, Aug. 12, for southeast Minnesota and until 11 p.m. on Wednesday, Aug. 13 for northern Minnesota. Fine particle levels are expected to reach the orange air quality index (AQI) category, a level considered unhealthy for sensitive groups.
This watershed is located in the southeastern tip of Minnesota, known for its scenic bluffs. More than 900,000 acres drain to the Mississippi River at Reno, Minn., but only 117,000 of those acres are in Minnesota.
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.
Environmental information and permits that affect businesses using boilers.
The MPCA solicited project proposals to distribute $1.6 million for climate planning projects to communities across Minnesota.
Industrial Stormwater Steps to Compliance - Step 2: Consider certifying for No Exposure
The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans
Some Minnesota companies are helping expand the use of recycled materials in the state, thanks to market development grants from the MPCA.
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).
A training and certification program for evaluating aquatic life in Minnesota’s rivers and streams.
The health of Minnesota's large rivers is a reflection of how well we are protecting overall water quality.
Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.
Permit addresses the most common causes of contaminated groundwater, including releases of petroleum, volatile organic compounds, and other hazardous substances.
Located in south-central Minnesota, the Le Sueur River flows 111 miles through a gently rolling landscape, most of it farmland, until it cuts down through high bluffs to the Blue Earth River.
The MPCA sought project proposals to distribute $1.1 million in grants for climate planning projects to small communities with populations of less than 10,000.
Use these checklists to speed review and approval of wastewater design documents
The Legislature has given the MPCA the authority to develop rules to protect state environmental resources.
The MPCA created a statewide inventory of streams that have been hydrologically modified: channelized, ditched, or impounded