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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 Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for all of Minnesota. The alert takes runs until 9 a.m. on Monday, July 14. Air quality is expected to reach the purple AQI category in northernMinnesota, which is very unhealthy for everyone.
Environmental information and resources for gas stations.
MPCA guidance on petroleum site investigation and remediation, reporting, and more.
Warming temperatures and increased rains caused by climate change continue to have real impacts on farms across Minnesota. Our agriculture industry will also play an important role in reducing the amount climate change causing pollution we produce as a state.
Ely Community Resources was recognized for it programs that engage young people in natural resource education and conservation.
Complying with the MS4 general permit
The Upper Iowa River is a 156-mile-long tributary of the Mississippi River that rises in Mower County in southeastern Minnesota near the Iowa border. It then flows south through three Iowa counties before flowing into the Mississippi. It drains nearly 641,000 acres (1,005 square miles).
Air pollution levels in Minnesota have steadily decreased over the past few decades and currently meet federal standards. But even levels that meet or are below these standards can affect people’s…
Dem-Con Landfill proposes to build a new municipal solid waste landfill at its environmental campus near Shakopee. It plans to convert 2.2 million cubic yards covering an approximately 81-acre fill area of its permitted construction and demolition landfill into a new municipal solid waste landfill. The creation of a new MSW landfill of this size requires the project to go through the environmental impact statement process.
Underground storage tank (UST) facilities must designate owners, operators, or employees as Class A, Class B, and Class C operators.
The MPCA uses the EQuIS database to store and manage monitoring data and associated laboratory results from streams, lakes, groundwater, ambient air, soil, sediment, and gas, collected through MPCA programs and partnerships.
The MPCA recognized 236 wastewater facilities for outstanding operations in 2024.
Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…
Financial assistance for assessment and clean up of contaminated sites in Minnesota.
A brownfield assessment is a property investigation looking for potential contamination.
The MPCA uses the Environmental Quality Information System (EQuIS) to store water quality data from more than 17,000 Minnesota sampling locations.
The Des Moines River - Headwaters Watershed is located in southwestern Minnesota and covers approximately 1,334 square miles, including parts of Lyon, Pipestone, Murray, Cottonwood, Nobles, Jackson, and Martin counties.
Important details to help make your e-Service submittal go as smoothly as possible.
The Lac qui Parle Watershed covers approximately 1,100 square miles and drains parts of Lac qui Parle, Lincoln, and Yellow Medicine counties in Minnesota as well as parts of Grant, Deuel, and Brookings counties in South Dakota.