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The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.

MPCA Environmental Assistance grant program puts spotlight on mend-it clinics and other reuse and waste reduction efforts.

As part of the MN Cup competition, MPCA offers a Sustainable Chemistry Prize of $10,000 to technologies and products that were designed using one or more green chemistry principles or that demonstrate safer or more sustainable chemistry than those already on the market.

The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.

Application forms and instructions for applying for wastewater permits.

From shorter winter ice seasons to shifting fish populations, climate change is transforming Minnesota lakes as we know them.

Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.

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)

MPCA's fish sampling process and why we do it

When leaves fall on streets, sidewalks, and other hardscapes in urban areas, they wash into the storm drains and end up in lakes and rivers where they feed algae growth. The algae then decomposes and uses up oxygen that fish and native plants need.

MPCA and MDH statement on the U.S. EPA's maximum contaminant levels for PFAS in drinking water.

First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.

Minnesota rivers are shrinking in the drought; some have their lowest flows in decades. What will be the long term effects?

MPCA established a network of long-term biological monitoring stations that represent a variety of stream types in their most natural condition.

Salt is commonly over-applied, sending too much chloride into our waterways and wreaking havoc on fish and other wildlife.

Kohlman Lake, one of 27 bodies of water to come off the impaired waters list this year, did so with substantial help from the Clean Water Fund.

Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.

The 2015 Legislature directed the MPCA to simplify the regulation and administration of work on building sewers connected to septic systems.

Volunteers across Minnesota’s 87 counties have been collecting pine needles from coniferous trees in their neighborhoods to help the Minnesota Pollution Control Agency better understand how to protect Minnesotans from PFAS pollution.

As part of the PFAS pollution prevention law called Amara’s Law, manufacturers are required to report intentionally added PFAS in products sold in Minnesota and pay a fee. The Minnesota Pollution Control Agency has extended the reporting due date to Sept. 15, 2026.