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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 MPCA’s role in regulating data centers The MPCA ensures data centers meet strong environmental standards to protect our air, water, and the health of Minnesotans. We monitor and regulate…
The Shell Rock River begins at Albert Lea Lake in Freeborn County in south-central Minnesota, a few miles from the Iowa border. It flows 113 miles into Iowa, where it enters the Cedar River. In Minnesota, the Shell Rock drains 246 square miles (160,000 acres), all in Freeborn County.
The environmental justice advisory group (EJAG) advises the MPCA commissioner on the implementation of the agency's environmental justice framework, provides feedback on its effectiveness, and offers suggestions for future improvements.
People who service and dispose of vehicle air conditioners or appliances that contain refrigerants must be certified.
Green Plains Fairmont, LLC paid $14,175 for an ethanol spill that lasted four days and contaminated groundwater.
The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans
Sediment is composed of loose particles of sand, clay, silt, and other substances. Sediment flows into Minnesota lakes, rivers, and streams via runoff in both urban and rural areas.
MPCA investigation in 2025 found that Sheldahl Flexible Technologies submitted incorrect permit applications and failed to obtain MPCA approval prior to installing or modifying three pieces of industrial mixing equipment.
The MPCA administers programs that are governed by 45 chapters of rules. The MPCA periodically conducts a “housekeeping” rulemaking to make minor corrections and clarifications to the rules or to repeal rules that have become obsolete.
The MPCA has important roles in protecting and restoring waters in degraded conditions.
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.
The Minnesota Pollution Control Agency is committed to ensuring that every Minnesotan has healthy air, sustainable lands, clean water, and a better climate.
When temperatures climb, conditions are ripe for Minnesota lakes to produce algae blooms, some of which can be harmful to pets and humans.
The Duluth Urban Area Watershed is a focused geographic area designed to recognize the complexity and challenges in an urban center with a water-rich environment. It is defined by a series of small watersheds that are portions of three major watersheds.
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.
Learn what you can do to protect yourself and your community from environmental problems caused by flooding.
Minnesota’s biosolids PFAS strategy requires all biosolids intended for land application be tested for PFAS before use and response actions based on sample results.
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.