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Construction and interim feedlot permit forms
MPCA wastewater staff assigned by county.
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.
The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.
Sandblasted material from a construction site was deposited on a parking ramp next door.
MPCA investigation found that Rainy Lake Oil failed to repair a pipe that was leaking diesel fuel underground for more than four months in 2024.
After many years of investigation, design work and construction, the Great Lakes Legacy Act remediation projects at these sites near Duluth, Minnesota, are complete.
The MPCA has a mobile air monitoring program that allows the agency to respond faster to community air quality concerns across the state. The mobile air monitor collects data in areas where permanent…
Completed rulemaking for changes to reporting requirements for hazardous air pollutants (HAPs).
Certain proposed projects — based on their nature, size, location, or other factors — must go through an environmental review before any required permits or approvals are issued.
The time that Andy Vig spends along the Minnesota River near Hoċokata Ṫi, cultural center of the Shakopee Mdewakanton Sioux Community, serves as a reminder of where his water comes from and a…
The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.
Technical assistance to small, rural, and Tribal wastewater facilities
The MPCA has important roles in protecting and restoring waters in degraded conditions.
The MPCA monitors and assesses lakes around the state to determine if they meet water quality standards.
The MPCA has announced five grant recipients who will receive a combined total of more than $1 million in grants for projects to increase the efficiency and effectiveness of waste reduction, reuse, recycling, and composting efforts in Greater Minnesota communities.
The Rainy River - Rainy Lake Watershed covers 583,791 acres. Open water makes up 75,815 of those acres and wetlands occupy another 84,851 acres. The watershed is 64% in St. Louis County and 36% in Koochiching County. The northern boundary is part of the international border waters with Ontario, Canada.
General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.
Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.
The city of Duluth will pay a $12,000 fine and spend $190,000 in compensation for a 2024 incident that led to a fish kill in Tischer Creek.