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The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…
New easy-to-access trainings help small businesses figure out if they are subject to MPCA regulations, and how to become more sustainable.
Resources for the dry cleaning industry
Environmental information and permits that affect businesses using stationary engines or generators.
Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.
Phosphorus management plans help wastewater treatment facility operators and managers evaluate pollution prevention and and management options that can reduce the amount of phosphorus discharged to Minnesota waters.
Cities fined over $12,000 apiece for municipal wastewater violations
Some permittees are receiving phishing attacks claiming to be from the EPA. How to spot a phishing attack and what to do about it.
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…
Financing is available for public entities in Minnesota to expand or improve stormwater infrastructure.
The MPCA enforces federal and state requirements for air quality permitting.
Industrial stormwater steps to compliance Step 6: Meet requirements
As part of our commitment to continuous improvement, transparency, certainty, and customer service, the MPCA is improving the way we track and administer permits. These efforts are part of periodical…
Documents and forms related to the identification and management of hazardous waste in Minnesota.
The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.
MPCA issues coverage to construction site owners and their operators to prevent stormwater pollution during and after construction, and protect Minnesota's water resources.
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.
The MPCA certifies Minnesota municipal, government, or industrial laboratories that are used to comply with National Pollution Discharge Elimination System (NPDES)/State Disposal System (SDS) permits or for water quality work for agency programs.
Excess nitrate remains a long-term challenge to manage. In our lakes, rivers, and streams, it is toxic to fish and other aquatic life. In drinking water, it can pose a risk to human health,…
The Lake Allie wastewater treatment facility will pay more than $13,000 in fines and follow a corrective action plan for violating its wastewater permit in Buffalo Lake, Minn.