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The Clearwater River Watershed drains an area of 886,600 acres in the Red River of the North basin. The river flows to the northwest and southwest, eventually emptying into Red Lake River near Red Lake Falls.
The MPCA and the U.S. Environmental Protection Agency (EPA) are working together on an enforcement investigation to address elevated lead emissions at Federal Ammunition in Anoka.
The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.
The MPCA is collaborating with many federal, Tribal, state, and local partners to clean up contaminated sites in the Duluth harbor and St. Louis River.
MPCA has released the first in a series of reports on industrial uses of PFAS in Minnesota and identifying alternatives.
The MPCA studies Minnesota's solid waste composition and processes to inform policy recommendations, legislative proposals, education and outreach messages, and waste reduction efforts.
The Blue Earth River begins in northern Iowa and meets with the West Branch Blue Earth River in Faribault County. The watershed includes parts of eight counties in southern Minnesota and four in northern Iowa.
Minnesota is a national leader in keeping mercury out of the environment.
The Minnesota Pollution Control Agency (MPCA) today released an environmental assessment worksheet (EAW) for a new facility proposed by Dem-Con that will process organic materials through anaerobic digesters at its environmental campus in Shakopee, Minnesota.
The Minnesota State Implementation Plan (SIP) is focused on the six criteria air pollutants regulated by national ambient air quality standards (NAAQS): ground-level ozone, fine particles, lead, nitrogen dioxide, carbon monoxide, and sulfur dioxide.
Air pollution levels in Minnesota have steadily decreased over the past few decades and currently meet federal standards. But even levels that meet or are below these standards can affect people’s…
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
A water quality variance is a temporary change in a state's water quality standard for a specific pollutant and its relevant criteria, allowing deviation from meeting a water quality-based effluent limit for a particular discharger.
What is "What's in my neighborhood?"What's in my neighborhood provides a wide variety of environmental information about your community.Search for:properties that were previously contaminated and…
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.
Minnesota is the first state government in U.S. to use this combination of innovative technologies to address "forever chemicals”
Public invited to comment on draft guidance A fish kill at Trout Valley Creek near Minneiska. The Minnesota Pollution Control Agency (MPCA) today released a…
Austin's municipal wastewater treatment plant discharged ammonia and fecal coliform over permitted limits into the Cedar River.
Septic tanks must be registered in Minnesota to ensure they are watertight and have adequate structural integrity.
First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.