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MPCA rules govern how septic systems are designed, installed, and managed.
This page provides assistance for local units of government with development and implementation of their SSTS program.
The 2015 Legislature directed the MPCA to simplify the regulation and administration of work on building sewers connected to septic systems.
Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.
It's Septic Smart Week and Minnesota local governments are reporting significant progress in fixing inadequate septic systems around the state.
Del Zotto tanks had weep holes drilled near the bottom of tanks to drain rainwater from the tanks while they are stored to prevent freezing and they will offer a warranty to replace tanks bought with weep holes for owners of its 2,500-gallon tanks.
Lakes Concrete Plus, Inc. paid $25,000 in fines for selling 1,500-gallon and 2,000-gallon septic tanks from 2019 to 2022 that may contain weep holes, a violation of Minnesota law.
Does it seems like the number of alerts due to wildfires has increased in the past few years? We’ve had 46 air-quality alerts since 2015—34 of those due to wildfire smoke.
New major-emitting industrial facilities and major modifications of existing facilities must obtain a permit before construction and include the best pollution-control technology available if they significantly increase emissions.
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Ask the MPCA features questions Minnesotans have asked us, on the issues the agency works on, from waste disposal, water and air quality, and chemicals in products to recycling and reuse,…
Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.
Through this Minnesota climate smart food systems (CSFS) grant, the MPCA is soliciting proposals to distribute $40 million in grant funding to support industrial food and beverage manufacturers and food system organic waste processors across Minnesota through capital expenditure projects that will improve operational efficiency, reduce operating costs, and lessen environmental impacts at facilities.
What is a stormwater catch basin, and should I be worried about it?
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
The U.S. EPA has awarded Minnesota $200 million to cut climate pollution from our state’s food systems through the Climate Pollution Reduction Grants program.
The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.
The MPCA uses the EQuIS database to store and manage monitoring data and associated laboratory results from streams, lakes, groundwater, ambient air, soil, sediment, and gas, collected through MPCA programs and partnerships.
The MPCA offers other types of funding for use by specialists or with more involved eligibility requirements. Funding for site cleanup: Supports the clean up of contaminated properties SSTS…
Through this Minnesota climate smart food systems (CSFS) grant, the MPCA is soliciting proposals to distribute $7.2 million in grant funding for technical assistance and planning services to food and beverage manufacturers and organic waste processors across Minnesota.