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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.
Do not throw any hazardous waste in the trash; instead, bring it to a local collection site. Each county in Minnesota administers a household hazardous waste program to help prevent hazardous chemicals from getting into the environment and harming human health.
Chemicals in the air toxics emission inventory.
People who service and dispose of vehicle air conditioners or appliances that contain refrigerants must be certified.
The chemical 1,4-dioxane, a likely carcinogen, was detected in a private residential well in the Eastbrook Terrace area in Andover.
Air quality alert issued due to ozone for Tuesday, June 9, for the Twin Cities and central Minnesota
Air quality is expected to reach the orange AQI category, which is unhealthy for sensitive groups, in the Twin Cities and central Minnesota
What an organization buys, who it buys from, and how it uses the goods and services once bought is a reflection of the organization's values. Sustainable purchasing policies shows a commitment to…
With the end of the 2025 model year in the automobile industry, so ends Minnesota's Clean Cars rule. The Clean Cars rule, adopted in 2020, had a goal of electric vehicles exceeding 6% of all…
Projects to prioritize environmental justice areas
In Minnesota, backyard burning is illegal for most homeowners. Change disposal habits to protect human health and reduce pollution.
Application fees must be submitted with your permit application. The submittal cover page form will help you add up the points assigned to each type of permit application or request. Multiply the…
MPCA rules govern the collection, transportation, storage, processing, and land application of animal manure and other livestock operation wastes.
Learn what you can do to protect yourself and your community from environmental problems caused by flooding.
Funding for projects to reduce air pollution in Minnesota today and invest in cleaner transportation for tomorrow.
MPCA guidance on petroleum site investigation and remediation, reporting, and more.
Image Air quality is expected to reach the orange AQI category, which is unhealthy for sensitive groups, in southern, central, and western Minnesota…
According to a Minnesota Pollution Control Agency (MPCA) enforcement investigation, Elliott Auto Supply Co. improperly stored hazardous waste, allowed them to accumulate and leak inside its vehicle fluid manufacturing facility in St. Paul, Minn.
We Are Water next visits Ely April 24 through June 16.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
Image Air quality is expected to reach the orange AQI category in western and central Minnesota, which is unhealthy for sensitive groups.The Minnesota…