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The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.

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.

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.

Ely Community Resources was recognized for it programs that engage young people in natural resource education and conservation.

The Clearwater River watershed drains an area of 886,600 acres in the Red River of the North basin. The river flows to the northwest and southwest, eventually emptying into Red Lake River near Red Lake Falls.

We Are Water next visits Ortonville and the Big Stone Lake area March 15 through April 21.

Canby Creek now flows into Del Clark Lake and protects Canby from flooding, while providing outdoor recreation and excellent water quality.

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

With all the talk about health these days, consider the health of the soil beneath your feet. Farmers in western Minnesota are doing just that, teaming up to improve soil health.

The MPCA is collaborating with many federal, tribal, state, and local partners to clean up contaminated sites in the Duluth harbor and St. Louis River.

Minnesota state agencies and local governments are working together to protect drinking water supplies.

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…

Pollutant and runoff maps and data for major watersheds; watershed monitoring and assessment reports.

Initial screening information for a contaminant of emerging concern, triclocarban.

BMPs required to manage the slurry to comply with Minnesota statute and agency rules to protect water quality.

Xcel Energy notified the state duty officer that a change in water temperature related to a temporary plant shutdown led to a fish kill near its Monticello nuclear power plant.

The Olmsted Soil and Water Conservation District's Soil Health Farm demonstrates how farmers can benefit from practices that also provide resilience to climate change.

Stormwater runoff is a leading source of water pollution, and the state general permit is designed to reduce the amount of sediment and other pollutants entering state waters.

3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.

Step 5: Gather application materials before applying, use the e-Service to apply or modify coverage