Search
What is the blue-green scum that looks like spilled paint?In lakes that are over-enriched with phosphorus and nitrogen, algae tend to prosper and create algae blooms. Blue-green algae and one type in…
MPCA investigation confirms discharges sediment-laden water into the Long Prairie River, in addition to other violations, during construction of CSAH 56 & 38.
The MPCA investigates sites where hazardous substances have been or could be released to identify risks and appropriate remediation plans.
While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.
Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.
In Minnesota, about 18,000 regulated underground storage tanks (UST) are in use. State rules specify requirements for underground storage tanks (UST) that store petroleum or hazardous substances, and any piping or other structures that are part of the tank systems.
The We Are Water MN exhibit in Duluth's Hartley Nature Center runs from February 29 through April 22.
Increased rainfall from climate change damages river water quality, which in turn damages fishing and recreation.
The Minnesota Nutrient Reduction Strategy (NRS) compiles the latest science, research, and data and recommends the most effective strategies to reduce nutrients in our waters from both point and nonpoint sources.
An MPCA investigation found violations related to construction of a home on Schwappauff Lake, near the town of Greenfield in Hennepin County.
Francesca Crego, or Frannie, fondly recalls bike rides along the Mississippi River’s edge with her family. Growing up in the city, Frannie appreciated the feeling of mysticality brought by the river’…
MPCA Environmental Assistance grant program puts spotlight on mend-it clinics and other reuse and waste reduction efforts.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
Environmental information and permits that affect grain elevators, feed mills and fertilizer mixing plants.
Learn what you can do to protect yourself and your community from environmental problems caused by flooding.
The Soiled Undies exhibit at the Eco Experience at the Minnesota State Fair might look off-putting at first, but it's a good demonstration of the importance of soil health and how healthy soil can help the environment.
Find sustainable products for your business with these helpful certification and labeling systems.
Instructions for preparing for and completing the online exam for underground storage tank operator certification.
The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.
The MPCA's new online training will help small businesses adapt to the effects of climate change and become more resilient.