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Chloride is a problem for wastewater facilities and stormwater permittees.
Resources for wastewater clients.
Information for larger feedlot owners on the federal National Pollutant Discharge Elimination System (NPDES) and State Disposal System (SDS) permits for construction and operation permits in Minnesota.
An MPCA investigation found violations related to construction of a home on Schwappauff Lake, near the town of Greenfield in Hennepin County.
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.
Ely Community Resources was recognized for it programs that engage young people in natural resource education and conservation.
Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.
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.
MPCA investigation shows the city violated its wastewater permit in Freeborn County from April 2021 to April 2023.
Implementing water quality standards come with tangible costs and benefits. Costs such as taxes to residents, regulated parties, and communities help achieve benefits such as increased property values, tourism, and protecting human health.
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
Minnesota law requires that people notify the MPCA (through the Minnesota Duty Officer) immediately when more than five gallons of petroleum or any amount of any substance under their control is released into the environment that could cause pollution of waters of the state.
We come from the stars Nibi Walks: A prayer for the water
Environmental information and resources for the aggregate industry.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for northwest Minnesota. The alert takes effect 6 a.m. on Wednesday, July 23, and runs until 11 p.m. on Friday, July 25. Air quality is expected to reach the red AQI category in northwest Minnesota, which is unhealthy for everyone.
MPCA Commissioner Katrina Kessler and Department of Agriculture Commissioner Thom Petersen reflected on the theme of National Ag Day 2023 — “Growing a Climate for Tomorrow” — and ways Minnesotans can support the future of Minnesota farms.
The Chippewa River Watershed covers 2,085 square miles and drains portions of eight counties in west central Minnesota.
Carver County and Valley Paving Inc. failed to properly install and maintain erosion and sediment controls during a highway safety improvement project in the fall 2022 and spring 2023 near Watertown, Minn. This caused significant erosion and sediment to impact several area surface waters.
MPCA plans to amend its 20-year old rules governing land treatment of petroleum-contaminated soil.
In Minnesota, about 18,000 regulated underground storage tanks (UST) are in use. State rules specify requirements for underground storage tanks (UST) that store petroleum or hazardous substances, and any piping or other structures that are part of the tank systems.