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Licensing and permitsCannabis businesses in Minnesota require a state license for their specific operation (micro-business, processor, retailer, etc.) from the Office of Cannabis Management. The…
Finding ways to keep stormwater on land and let it soak into the ground can lessen the negative effects on water quality from stormwater.
The Lower St. Croix Watershed covers 585,735 acres and is located in northwest Wisconsin and east-central Minnesota.
Kohlman Lake, one of 27 bodies of water to come off the impaired waters list this year, did so with substantial help from the Clean Water Fund.
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
Environmental information and resources for the aggregate industry.
The Nemadji River Watershed spans the Minnesota-Wisconsin border and covers nearly 1.2 million acres.
Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.
Permits for wastewater treatment require monthly, quarterly, or annual reporting of discharge monitoring results
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…
The Upper/Lower Red Lake Watershed covers more than 1.2 million acres and is home to Upper and Lower Red Lakes, the two largest bodies of water within the state.
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.
Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
The Blue Earth River begins in northern Iowa and meets with the West Branch Blue Earth River in Faribault County. The watershed includes parts of eight counties in southern Minnesota and four in northern Iowa.
MPCA's leadership team.
The East Fork Des Moines River Watershed covers 839,518 acres, which includes Minnesota's Martin and Jackson counties.
The Lower Rainy River Watershed is composed of a conglomeration of tributaries to the Rainy River, from International Falls and west to the Rainy River's pour point at the Lake of the Woods.
The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.
Climate adaptation identifies strategies and actions that help human and natural systems cope with and become more resilient to the impacts of climate change.
To help you quickly determine whether this permit affects you, what your requirements are, and what to do next, the MPCA has developed an Applicability flow chart