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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 fines stem from a release of sediment-laden water into a county ditch, and subsequent failures to notify, repair, and report on the incident.
The MPCA fined Zippel Bay Resort $37,800 for a number of violations stemming from the operation of an unregistered gas tank that leaked gasoline into Lake of the Woods.
Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
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…
Findings underscore need to reduce use of “forever chemicals”
Minnesota businesses, organizations, and municipalities seeking or holding MPCA wastewater permits are charged two basic types of permit fees: application fees and annual fees.
From 2023-2025, Northshore Mining released recycled water to the ground seven times and water relating to mining processes four times. Its largest unpermitted release was nearly 400,000 gallons of recycled water. Northshore Mining has documented equipment failure as the reason for the 11 releases.
If you want to submit a complaint or report a non-emergency environmental incident, use this online complaint form instead.
There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…
Minnesota industrial stormwater permittees in certain industries to monitor for PFAS in their stormwater runoff or snow.
The Mississippi River - La Crescent Watershed drains 95 square miles in Houston and southeast Winona counties, an area defined by wooded bluffs and spring-fed cold-water streams that flow directly to the Mississippi River.
Every two years, MPCA creates a list of impaired waters in the state that do not meet water quality standards.
Forms and guidance for recordkeeping, submittal, and reporting for air permits.
Minnesota state agencies are working together to reduce greenhouse gas emissions that cause climate change.
A TMDL addressing excess bacteria in 22 stream reaches and protection strategies for 29 stream and river reaches in the Upper Mississippi River watershed.
The MPCA has announced that 11 grant recipients will receive a total of $5.3 million for projects that build lasting capacity to support recycling markets in Minnesota.
The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
Many industrial by-products are good candidates for land application based on their nutrient content.