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The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
Guidance on NPDES/SDS construction stormwater requirements
The MPCA developed the Wastewater Nitrogen Reduction and Implementation Strategy to decrease the wastewater sector’s nitrogen loads for the protection and restoration of bodies of water in and downstream of Minnesota.
Ask the MPCA features questions Minnesotans have asked us, on the issues the agency works on, from waste disposal, water and air quality, and chemicals in products to recycling and reuse,…
Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.
The MPCA is seeking public comment on a draft wastewater permit and accompanying environmental assessment worksheet (EAW) for a new regional sanitary district to serve the communities of Goodhue, Wanamingo, Zumbrota, and Pine Island.
MPCA recognized 253 municipal and industrial wastewater treatment plants for outstanding operations in 2023.
Controlling phosphorus is an important part of protecting Minnesota waters.
MPCA has developed a draft wastewater permit for the MagIron LLC facility near Grand Rapids, Minn. The facility will process former natural iron ore mining waste material into high-grade, low-impurity iron ore concentrate at the site and supply electric arc furnace steelmaking.
Industrial stormwater steps to compliance Step 6: Meet requirements
Minnesota rivers are shrinking in the drought; some have their lowest flows in decades. What will be the long term effects?
The Minnesota Pollution Control Agency (MPCA) will host a public meeting to present information and hear comments on the environmental assessment worksheet (EAW) and feedlot permit for a proposed…
Environmental information for craft breweries, distilleries, wineries, and cideries, and for home brewers who want to start commercial production.
Our climate has already changed and will continue to change. Minnesotans are feeling impacts of climate change, from higher temperatures, more extreme storms with intense flooding, and changes in our…
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for northwest Minnesota. The alert takes effect 6 a.m. on Wednesday, July 23, and runs until 11 p.m. on Friday, July 25. Air quality is expected to reach the red AQI category in northwest Minnesota, which is unhealthy for everyone.
Air quality is expected to reach the red AQI category across all of Minnesota, which is unhealthy for everyone.The Minnesota Pollution Control Agency (MPCA) has…
Air quality is expected to reach the red AQI category across southern Minnesota, which is unhealthy for everyone.The air quality alert issued by Minnesota Pollution…
One of 12 major watersheds of the Minnesota River Basin, the Watonwan River Watershed covers 878 square miles in south-central Minnesota.
Water softeners produce much of the chloride that pollutes Minnesota’s waters. An MPCA grant aims to reduce that pollution with water softener replacement rebate programs.
Environmental information and permits that affect hot mix asphalt plants.