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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.
Water quality trading is a market-based approach to the protection and restoration of surface waters, another tool to be used in conjunction with existing voluntary, regulatory, and financial assistance programs.
In karst landscapes, the distinction between groundwater and surface water is blurry.
Every Minnesotan — regardless of income, race, ethnicity, color, or national origin — has the right to healthy air, sustainable lands, clean water, and a better climate.
The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.
Public invited to comment on draft guidance A fish kill at Trout Valley Creek near Minneiska. The Minnesota Pollution Control Agency (MPCA) today released a…
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…
Solid waste facilities may close or terminate their permit depending on the solid waste activities occurring at the site.
Reusing and recycling materials from construction and demolition (C&D) can help address pressing disposal and contamination issues in Minnesota, and have significant economic and environmental benefits.
Create an editable spreadsheet with the information indicated below. Each step in your calculations needs to be clear and easy to follow.Facility informationProvide the facility information listed on…
The MPCA provides technical assistance and training to help permitted facilities and regulated communities meet environmental requirements. The agency works cooperatively with permitted facilities to…
Chemicals in the air toxics emission inventory.
Image Many commercial buildings in Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington counties are required to recycle at least three of the…
Per- and polyfluoroalkyl substances (PFAS) are a group of thousands of human-made chemicals that do not break down over time. PFAS are sometimes called “forever chemicals” due to their extreme…
To make electric school buses more affordable to school districts, the MPCA started a grant program that puts more of the cleaner buses on routes across the state.
Installing an engineNo permit amendments are needed for holders of registration (Options C and D), capped, and general permits (state or Part 70) to install a non-emergency engine, if the total…
The MPCA is developing a sulfate multi-discharger variance (MDV) for wastewater facilities that are currently unable to meet the state water quality standard for sulfate.
Groundwater is the source of drinking water for about 75% of all Minnesotans and provides almost all of the water used to irrigate crops. Its purity and availability is critical to the health of the state.
To prevent food waste at its veterans homes, the Minnesota Department of Veterans Affairs used a $185,000 MPCA grant to purchase new meal-ordering technology.
The MPCA has started a study intended to understand and document the variation in naturally occurring sulfate levels across the state.