Search
Determine what type(s) of water quality permit is required at facilities that mine construction sand and gravel; industrial sand; quarry limestone, granite or dimension stone; operate hot mix asphalt production areas; produce concrete block, brick and other products; and/or produce ready-mix concrete.
The MPCA monitors and assesses lakes around the state to determine if they meet water quality standards.
Wild rice is an important part of the biological community in many Minnesota lakes, streams, and wetlands, and a cultural resource to many, particularly members of the Dakota and Ojibwe Tribal Nations in Minnesota.
Southeastern Minnesota is characterized by an unusual type of geography called karst, where the distinction between groundwater and surface water is blurry.
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.
The MPCA investigates sites where hazardous substances have been or could be released to identify risks and appropriate remediation plans.
Protecting and restoring water quality is one of the MPCA's core areas of focus.
Join our team! Open positions and general opportunities at the Pollution Control Agency
Clean Water Fund dollars come from the Clean Water, Land and Legacy Amendment that Minnesotans approved in 2008.
For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.
Guidance and recommendations for local officials dealing with public health issues related to blue-green algae.
Image Climate change is having a profound impact on Minnesota's natural environment. Many of our state's iconic native plants and animals — from birch…
MPCA wastewater staff assigned by county.
The general permits related to wastewater in Minnesota.
Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.
Planned amendments to Minn. Rules ch. 7050 affect the Class 1 beneficial use, which protects waters (both surface and groundwater) used as a source for domestic consumption.
To commemorate the 2023 fish sampling season, Martha Young enlisted her mother to create a piece of seed art that will go on display at the 2024 Eco Experience
Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…
The MPCA is working to address environmental concerns at the closed Freeway Landfill, to prevent the buried waste from affecting drinking water and the nearby Minnesota River.
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.