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From the days when raw sewage flowed into rivers and lakes, Minnesota’s water bodies have come a long way. However, there is still work to be done in the restoration and protection of our waters.
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.
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 state agencies and local governments are working together to protect drinking water supplies.
We Are Water MN travels to Chisago County, where Dawn White has served as an educator and policy team member focused on preserving waters.
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…
MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.
MPCA's Closed Landfill Program is a voluntary program established in 1994 to properly close, monitor, and maintain Minnesota's closed municipal sanitary landfills.
Communities facing the impacts of air pollution will soon have new resources to understand and improve the air quality in their neighborhoods after the MPCA awarded $…
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
The MPCA has announced eight grant recipients that will receive a total of over $1 million in grants for projects focused on waste reduction and reuse. These statewide efforts will reduce greenhouse gas emissions and other pollutants, reduce the demand for resources, and reduce the amount of waste sent to landfills.
The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.
A watershed is the area of land where all of the water that drains off of it goes into the same place — a river, stream or lake.
To help you quickly determine whether this permit affects you, what your requirements are, and what to do next, the MPCA has developed an Applicability flow chart
Create an editable spreadsheet with the information indicated below. Each step in your calculations needs to be clear and easy to follow.Facility informationProvide the facility ID, file number, and…
A series of new culverts in Lake County reconnect brook trout habitat and provide resilience to climate change for area roads.
Tools and materials for partners and stakeholders interested in minimizing the impact of chloride on Minnesota lakes, rivers, and groundwater.
Minnesota rules require many facilities that produce air emissions to conduct performance testing.
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.