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The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
Chloride is a problem for wastewater facilities and stormwater permittees.
Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.
Image Facilities with one or more aboveground storage tank (AST) with a total capacity of one million gallons or more must obtain a major facility…
States are responsible for developing a Regional Haze State Implementation Plan (SIP) that addresses regional haze in each Class I area located within the state and in each Class I area located…
With all the talk about health these days, consider the health of the soil beneath your feet. Farmers in western Minnesota are doing just that, teaming up to improve soil health.
MPCA has released the first in a series of reports on industrial uses of PFAS in Minnesota and identifying alternatives.
Per- and polyfluoroalkyl substances (PFAS) are a group of thousands of human-made chemicals that do not break down over time. PFAS are sometimes called “forever chemicals” due to their extreme…
Resources developed by the Minnesota Department of Health and the Minnesota Pollution Control Agency to help you spread the word about how Minnesota will reduce “forever chemicals” through Amara’s Law.
Minnesota’s Digital Fair Repair Act went into effect July 1. Here’s why it matters and how you can use it to save money and the environment
The MPCA provides educational information about the status of Minnesota’s air, water, land, and climate and can point you toward beneficial actions you can take as students, teachers, and life-long learners interested in Minnesota’s sustainable future.
The MPCA issued the most recent municipal stormwater general permit (MNR040000) in November 2020.
MPCA completed 100 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the first half of 2024
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
Minnesota businesses, organizations, and municipalities seeking or holding MPCA wastewater permits are charged two basic types of permit fees: application fees and annual fees.
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
Bagnado, a 25-foot-tall spinning tornado of plastic bags, will return to Eco Experience at the Minnesota State Fair
To help you quickly determine whether this permit affects you, what your requirements are, and what to do next, the MPCA has developed an Applicability flow chart
Documents and forms related to the identification and management of hazardous waste in Minnesota.