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MPCA investigation determined that construction sediment was discharged into the Blue Earth River and a county ditch.
We Are Water next visits Ortonville and the Big Stone Lake area March 15 through April 21.
During a residential construction project in Franklin Township in 2024, Capstone Homes and Arnt Construction failed to properly manage construction stormwater activities.
Environmental information and resources for the aggregate industry.
Profile of John Weiss, a volunteer with the MPCA's Volunteer Water Monitoring Program
Some pollutants attach to suspended particles in the water and subsequently settle out to the bottom sediment. At elevated concentrations, contaminated sediments can contribute to fish…
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
MPCA's leadership team.
Lead-free fishing tackle is not a novelty. We provide this list of vendors that manufacture, retail, or supply nontoxic fishing weights.
State and community leaders visited Faribault and Northfield to observe Minnesota climate resiliency efforts in action.
In Minnesota, handlers of oil and hazardous substances are required to prepare for potential spills and take steps to prevent them.
PFAS are persistent and problematic chemicals that are found throughout the environment and not just in areas where large quantities have been manufactured, disposed of, or spilled. PFAS are…
This long-term data gathering initiative helps track trends in water bodies around the state. The MPCA is grateful for every volunteer who has dedicated time to monitoring their favorite lake or stream.
Pretreatment by commercial facilities and other non-domestic wastewater sources removes harmful pollutants before the wastewater is discharged to a municipal sewer system. The U.S. EPA has delegated MPCA the authority to approve pretreatment programs at the local level and oversee statewide pretreatment activities.
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
Countless bacteria can be found in land, water, humans, and animals. Most bacteria are beneficial, serving as food for larger organisms and playing critical roles in natural processes such as organic…
What is a stormwater catch basin, and should I be worried about it?
Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.
Study funded by the $850 million settlement that Minnesota reached with 3M in 2018 focused on the area served by the Valley Branch Watershed District’s Project 1007 rainwater conveyance system in the East Metro.
“Urban wood,” or wood salvaged from cities, suburbs, and towns, is a growing issue in Minnesota because of severe weather, urban expansion, and the emerald ash borer. Rather than burning the trees as waste, a preferred option for dealing with urban wood involves creating durable wood products like furniture, building materials, and wooden décor.