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Permits for wastewater treatment require monthly, quarterly, or annual reporting of discharge monitoring results

An index of biological integrity (IBI) is a particularly powerful tool that provides an accurate measure of the condition of the biological communities and are a direct determinant of the attainment of aquatic life uses.

The AQI was developed to provide a simple, uniform way to report daily air quality conditions.

Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.

For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.

The MPCA monitors and assesses lakes around the state to determine if they meet water quality standards.

Standard operating procedures (SOPs) reflect how agency staff and contracted partners complete agency-funded field activities.

Permitted waste facilities, waste utilization projects, and waste haulers in Minnesota must submit regular reports to the MPCA.

MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.

This long-term data gathering initiative helps track trends in water bodies around the state. The MPCA is grateful for every volunteer who has dedicated time to monitoring their favorite lake or stream.

Launched in 2022, the PFAS monitoring plan lays out a path for PFAS monitoring at solid waste, wastewater, and stormwater facilities; hazardous waste landfills; facilities with air emissions; and…

Image Although Minnesota is rich in lakes and streams, Lake Superior is easily the most spectacular waterbody in Minnesota. Despite its immense size…

Minnesota samples a network of shallow monitoring wells designed to provide early detection of contamination in the groundwater.

Profile of John Weiss, a volunteer with the MPCA's Volunteer Water Monitoring Program

The MPCA is currently recruiting volunteers to measure water clarity in numerous lakes and streams across the state and then report the data back to the agency.

The MPCA has actively been developing methods and building capacity to improve our ability to monitor and assess wetlands to protect and restore them.

Permitted waste facilities, waste projects, and waste haulers in Minnesota must submit regular reports to the MPCA.

Profile of Karl Scheuer, a volunteer with the MPCA's Volunteer Water Monitoring Program

Profile of Julia Dady, a volunteer water monitor for Battle Creek in Saint Paul.

PFAS are persistent and problematic chemicals that are found throughout the environment and not just in areas where large quantities have been manufactured, disposed of, or spilled. PFAS are…