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Two small creeks in the Nemadji River watershed are cleaner, and some fish have returned, after restoration work that the MPCA took part in.
The Legislature has given the MPCA the authority to develop rules to protect state environmental resources.
Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.
The Rainy River - Headwaters Watershed covers nearly 1.9 million acres, starting in northern Cook and Lake Counties and flowing west/northwesterly into St. Louis County and the Canadian border waters.
Requirements for discharges from a project site and/or management control site(s).
The Mustinka River begins its course southwest of Fergus Falls in southwestern Otter Tail County and flows toward the south into Grant County, where it continues through Stony Brook Lake and Lightning Lake.
Frequently asked questions about SSTS certification and licensing.
The MPCA invites the public and manufacturers to provide comments on the reporting and fees rule for products containing PFAS.
The Thief River begins its course in Marshall County at Thief Lake, flowing south/southwest to converge with the Red Lake River.
The Big Fork River Watershed covers more than 1.3 million acres that include some of the state’s most pristine wilderness. The river flows north 165 miles from Dora Lake (45 miles northeast of Bemidji in north-central Itasca County) to the Rainy River, which forms the Minnesota-Canada border.
Chloride is a problem for wastewater facilities and stormwater permittees.
Facilities that produce air emissions can benefit by proposing limits on their own operations to avoid certain types of regulatory requirements. You might accept limits to stay under emission…
Image Air quality is expected to reach the orange AQI category for all of Minnesota, which is unhealthy for sensitive groups.The Minnesota Pollution…
This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.
The Mississippi River - Twin Cities Watershed is 656,990 acres and lies almost entirely in the North Central Hardwoods Forest ecoregion in the Mississippi River Basin. The watershed contains 1,320 stream miles and 380 lakes. More than 1.8 million people live in this watershed.
Apply for the 2025-2026 Minnesota GreenCorps program and spend a year working on environmental issues and making a difference in communities around the state.
The Vermilion River Watershed, located within northern St. Louis County, covers 662,427 acres, or 1,035 square miles.
An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.
Minnesota joins several other states in confirming Circular Action Alliance as its PRO for the Packaging Waste and Cost Reduction ActIn early 2024, Minnesota became the fifth U.S. state to enact an…
The enduring nature of PFAS in the environment makes it important to give special consideration to products containing PFAS when it comes time to throw them out.