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The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.
Image MPCA staff provide technical assistance to businesses seeking to improve their environmental performance and prevent pollution.Small business…
The MPCA has actively been developing methods and building capacity to improve our ability to monitor and assess wetlands to protect and restore them.
We have some suggestions for avoiding disposable items, excessive packaging, and single-use plastics when shopping for your everyday needs.
A new $75,000 grant from the MPCA will help the U of M’s Forever Green Initiative make camelina a viable crop for sustainable aviation fuel.
Answers to frequently asked questions about compliance and MPCA's enforcement of environmental rules in Minnesota.
To best serve the needs of all Minnesotans for healthy air, sustainable lands, clean water, and a better climate, the MPCA has committed to building a diverse, equitable, and inclusive workforce that…
Tools to help small businesses determine if they need an air emissions permit and/or track compliance with their current air emissions permit.
Volunteers can search for a lake or stream site that works for them and sign up to monitor it.
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.
Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.
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.
Create an editable spreadsheet with the information indicated below. Each step in your calculations needs to be clear and easy to follow.Facility informationProvide the facility information listed on…
In the management of construction stormwater, MPCA recognizes Southwest Light Rail Extension project for responsible development through stormwater controls.
The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.
The Cannon River Watershed is located south of the Twin Cities and encompasses areas of Dakota, Goodhue, Le Sueur, Steele, Rice and Waseca counties.
The MPCA invites public comment on its draft environmental impact statement (EIS) for a new municipal solid waste landfill that Dem-Con has proposed at its environmental campus near Shakopee.
A gateway to common regulatory information that affects stationary engines.