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Underground storage tank (UST) facilities must designate owners, operators, or employees as Class A, Class B, and Class C operators.
The Cedar River Watershed in Minnesota encompasses 454,029 acres in Mower, Freeborn, Dodge, and Steele counties. This watershed covers prime agricultural land with many streams and drainage ditches flowing into the river.
Hot mix asphalt plants in Minnesota must follow federal and state air standards.
To commemorate the 2023 fish sampling season, Martha Young enlisted her mother to create a piece of seed art that will go on display at the 2024 Eco Experience
From the days when raw sewage flowed into rivers and lakes, Minnesota’s water bodies have come a long way. However, there is still work to be done in the restoration and protection of our waters.
Minnesota GreenCorps member Leslie Alcantar Mejia helped Hennepin County toward its goal of planting 1 million trees during her service term.
The MPCA monitors water quality in rivers and streams is several different ways around the state.
Minnesota’s air currently meets all federal air quality standards. However, even levels of air pollution below the standards can affect people’s health, including levels currently found in parts of Minnesota.
Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.
Minnesota samples a network of shallow monitoring wells designed to provide early detection of contamination in the groundwater.
Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
Graphic timeline that outlines how the permitting process and environmental review process progress simultaneously.
MPCA and the Minnesota Department of Health continue to sample private residential wells, municipal wells, and non-community public wells (e.g., small businesses, churches, schools) in the East Metro area for per- and polyfluoroalkyl substances (PFAS)
The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.
In Minnesota, handlers of oil and hazardous substances are required to prepare for potential spills and take steps to prevent them.
Application fees must be submitted with your permit application. The submittal cover page form will help you add up the points assigned to each type of permit application or request. Multiply the…
A TMDL addressing excess bacteria in 22 stream reaches and protection strategies for 29 stream and river reaches in the Upper Mississippi River watershed.
MPCA rules govern how septic systems are designed, installed, and managed in Minnesota.
Image Aboveground storage tank (AST) requirements are found in Minnesota Rules, Chapter 7151. In general:new tanks and piping must be designed to…
Protecting and restoring water quality is one of the MPCA's core areas of focus.