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In Minnesota, wastewater treatment operators must be certified to ensure that facilities meet operational requirements.
The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…
Two small creeks in the Nemadji River watershed are cleaner, and some fish have returned, after restoration work that the MPCA took part in.
A waste tire transporter removes waste tires from a waste tire generator, tire dump, or waste tire facility and delivers the waste tires for aggregation, storage, or processing.
The MPCA has important roles in protecting and restoring waters in degraded conditions.
Initial screening information for a contaminant of emerging concern, beta-sitosterol.
MPCA seeks public comment on two draft industrial wastewater permits for U.S. Steel Corp.’s Keetac mining area and tailings basin in Keewatin, Minnesota. These permits will improve protections for wild rice waters and human health.
It's Septic Smart Week and Minnesota local governments are reporting significant progress in fixing inadequate septic systems around the state.
The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.
Southeastern Minnesota is characterized by an unusual type of geography called karst, where the distinction between groundwater and surface water is blurry.
The Thief River begins its course in Marshall County at Thief Lake, flowing south/southwest to converge with the Red Lake River.
The Rainy River - Rainy Lake Watershed covers 583,791 acres. Open water makes up 75,815 of those acres and wetlands occupy another 84,851 acres. The watershed is 64% in St. Louis County and 36% in Koochiching County. The northern boundary is part of the international border waters with Ontario, Canada.
MPCA collects information about the sale and use of greenhouse gases with high global warming potential.
The Mississippi River - St. Cloud Watershed covers 691,200 acres (1,080 square miles) in the south-central part of the Upper Mississippi River Basin. The watershed includes all or parts of the counties of Benton, Meeker, Mille Lacs, Morrison, Sherburne, Stearns, and Wright.
Minnesota’s policy is to eliminate or reduce the use, generation, and release of toxic pollutants and hazardous wastes at their source.
The Minnesota River - Yellow Medicine River Watershed (1.3 million acres) has traditionally been managed as two separate watersheds, the Hawk Creek Watershed to the north of the Minnesota River and the Yellow Medicine River Watershed to the south.
Projects to prioritize environmental justice areas
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
The MPCA monitors and assesses lakes around the state to determine if they meet water quality standards.
Launched in 2022, the PFAS monitoring plan lays out a path for PFAS monitoring at solid waste, wastewater, and stormwater facilities; hazardous waste landfills; facilities with air emissions; and…