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Does it seems like the number of alerts due to wildfires has increased in the past few years? We’ve had 46 air-quality alerts since 2015—34 of those due to wildfire smoke.
Permit applications must include detailed emissions calculations to help determine which permit type or permit amendment is needed.
Environmental rules and regulations are essential tools used to protect Minnesota’s environment, setting standards for environmental quality and limits on pollutants that can be discharged from facilities. The MPCA helps protect our environment by writing and enforcing these rules and regulations.
The MPCA solicited project proposals to distribute $1.6 million for climate planning projects to communities across Minnesota.
Guidance for small businesses on reporting air emissions.
The Army has proposed a plan for cleaning up contaminated sediment in Round Lake, located within the Twin Cities Army Ammunition Plant (TCAAP) site.
The Minnesota Pollution Control Agency (MPCA)’s draft wastewater permit for the 3M facility at Cottage Grove adds new water quality protections for the Mississippi River and improves accountability through monitoring and reporting requirements. The draft permit is one of the most rigorous in state history and mandates the removal of certain per- and polyfluoroalkyl substances (PFAS) to levels below detection.
Farmers Grain, LLC, a grain elevator in Thief River Falls, paid $18,120 in fines for pumping contaminated water from their property into the city of Thief River Falls stormwater system.
As part of the PFAS pollution prevention law called Amara’s Law, manufacturers are required to report intentionally added PFAS in products sold in Minnesota and pay a fee. The Minnesota Pollution Control Agency has extended the reporting due date to Sept. 15, 2026.
The Soiled Undies exhibit at the Eco Experience at the Minnesota State Fair might look off-putting at first, but it's a good demonstration of the importance of soil health and how healthy soil can help the environment.
The Minnesota Pollution Control Agency has developed a draft air permit for MagIron LLC in Coleraine that will require a fugitive dust control plan to help reduce emissions of particulate matter from roads, storage, stockpiles, and exposed mining areas.
An August 2023 MPCA inspection confirmed failures to conduct weekly inspections and train staff to properly handle and store hazardous waste at its residential and commercial cabinet production facility in St. Cloud.
The Two Rivers Watershed is part of the Red River Basin in northwestern Minnesota. Two Rivers actually consists of three branches: the North, Middle, and South Branch.
Within the three major watersheds that cover the Twin Cities area, there are 33 smaller watersheds managed by their own watershed district or watershed management organization.
Pesticide NPDES Permit Steps to Compliance Step 2: submit a notice of intent
The Cloquet River Watershed covers approximately 507,858 acres (794 square miles) and is located within portions of Lake and St. Louis Counties in northeastern Minnesota.
Image Air quality is expected to reach the orange AQI category for all of Minnesota, which is unhealthy for sensitive groups.The Minnesota Pollution…
The MPCA proposes to adopt the U.S. EPA's 2013 national recommended water quality criteria for ammonia as its Class 2 ammonia water quality standards for the protection of aquatic life.
Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.
This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.