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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.
Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.
Approximately $1.3 million in funding was available for local climate action planning and implementation projects.
Hot, sunny weather brings the possibility of air quality alerts due to ozone. But what exactly is ozone?
The MPCA developed the Wastewater Nitrogen Reduction and Implementation Strategy to decrease the wastewater sector’s nitrogen loads for the protection and restoration of bodies of water in and downstream of Minnesota.
An individual solid waste permit is tailored to a specific solid waste facility or activity.
The MPCA works with city and county governments, watershed districts, consultants, and others on monitoring, protecting, and restoring water quality. This is a repository of guidance and technical resources for agency partners.
The MPCA is investigating the source of the chemical 1,4-dioxane in private wells in Gem Lake.
Mesabi Metallics is currently constructing a new taconite mine and taconite pellet production facility on the site of the former Butler Taconite Mining Company facility near Nashwauk.
The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.
Pesticide NPDES permit steps to compliance: Terminating pesticide permit
The Minnesota Nutrient Reduction Strategy (NRS) compiles the latest science, research, and data and recommends the most effective strategies to reduce nutrients in our waters from both point and nonpoint sources.
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
The Mississippi River - Winona Watershed covers 419,200 acres in the southeast Minnesota counties of Wabasha, Winona, and Olmsted. A majority of the watershed is cropland, with forest and grassland covering large portions as well.
Frequently asked questions about SSTS certification and licensing.
The Root River starts as a drainage ditch in Mower County, then winds 81 miles from intensely farmed areas through more wooded, rolling terrain, and finally empties into the Mississippi River south of La Crosse, Wisconsin.
Every two years, MPCA creates a list of impaired waters in the state that do not meet water quality standards.
The MPCA has developed a report to help improve the data when the volume of trash or recyclables has to be converted to weight.
Guidance on NPDES/SDS construction stormwater requirements
The MPCA takes reasonable measures to ensure meaningful communication with individuals who are not proficient in English.