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Status of total maximum daily load (TMDL) projects in Minnesota.
Air sensors are instruments that measure air quality conditions in near real time.
The MPCA has released the draft 2025 Minnesota Nutrient Reduction Strategy for public review and comment.
MPCA rules govern how septic systems are designed, installed, and managed.
Feedlot nutrient and manure management
Young Life Castaway Club violated several wastewater regulations, mainly modifying wastewater treatment systems without approval, between 2019 and 2022 at its youth and family camp on Pelican Lake, just south of Detroit Lakes. These violations carry serious risks of harm to the environment.
Company failed to install and upgrade equipment compatible with the fuels it was storing at seven of its convenience stores in Freeborn and Mower counties.
Nearly all feedlot owners are required to register with the state and update their registration information every four years, unless they have applied for a permit recently. This page includes information about how to register.
Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.
Sugar beet processing facility emitted higher levels of hydrogen sulfide and particulates than its permit allows between 2020 and 2022. The Polk-Norman-Mahnomen Community Health Board will receive 40% of the $350,000 penalty according to a new Minnesota statute enacted in 2023.
New rules establish a program for the MPCA to collect information about products containing intentionally added PFAS and establish fees to be paid upon submission of required reporting.
Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
Testing found elevated levels of tetrachloroethylene/perchloroethylene (PCE or Perc) in soil vapors around the Dison’s Cleaners and Launderers site in Rochester.
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
The Southern Minnesota Beet Sugar Cooperative emitted higher levels of hydrogen sulfide than allowed from its Renville facility, resulting in a $1.15 million fine following an MPCA investigation.
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.
Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.
MPCA is planning new rules governing how the MPCA determines currently unavoidable uses of per- and polyfluoroalkyl substances (PFAS) in products.
The MPCA has announced that 7 grant recipients will receive a total of $4.5 million for projects that expand or improve the efficiency of organics management operations in Minnesota.