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Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
MPCA established a network of long-term biological monitoring stations that represent a variety of stream types in their most natural condition.
Karst near Oxbow Park and Zollman Zoo, host of the We Are Water MN traveling exhibit. Phil George, who lives in rural Byron, Minnesota, has always felt a deep…
The MPCA plans to amend water quality standards (Minn. Rules chapter 7050) affecting Class 2 beneficial uses, which protect surface waters for aquatic life and recreation.
The Clean Water Council was created to advise the Legislature and the governor on the administration and implementation of the 2006 Clean Water Legacy Act
Minnesota has enacted laws to end avoidable uses of PFAS in Minnesota by 2032.
Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
Two small creeks in the Nemadji River watershed are cleaner, and some fish have returned, after restoration work that the MPCA took part in.
MPCA releases initial environmental assessment worksheet for a new municipal solid waste landfill proposed by Dem-Con at its environmental campus near Shakopee.
Permits for wastewater treatment require monthly, quarterly, or annual reporting of discharge monitoring results
Thanks to years of restoration efforts, the MPCA confirmed the Kabekona River meets water quality standards for recreation and proposed its removal from the 2026 impaired waters list.
The triennial standards review (TSR) gives the public a formal opportunity to provide wide-ranging comments about water quality standards.
Minnesota law requires that people notify the MPCA (through the Minnesota Duty Officer) immediately when more than five gallons of petroleum or any amount of any substance under their control is released into the environment that could cause pollution of waters of the state.
East Central Solid Waste Commission (ECSWC) proposes to add 1.7 million cubic yards of MSW capacity to their landfill near Mora, Minnesota, which requires an environmental impact statement.
The Rock River watershed covers more than 1 million acres in Rock, Nobles, Pipestone and Murray counties in southwestern Minnesota. It is the largest of the four watersheds in Minnesota that are part of the Missouri River Basin, extending south into Iowa.
Join the celebration! We look forward to highlighting Minnesota’s clean water successes and invite you to use our 50th anniversary art and branded graphics.
State Superfund sites are listed on the Minnesota Permanent List of Priorities (PLP) primarily in order to access funding when responsible parties are unwilling or unable to conduct the necessary site investigation and cleanup.
Removing Middle Lake from the impaired waters list required wrangling with a bottom feeder, the invasive carp.