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The MPCA created a statewide inventory of streams that have been hydrologically modified: channelized, ditched, or impounded

Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.

Controlling phosphorus is an important part of protecting Minnesota waters.

We have some suggestions for avoiding disposable items, excessive packaging, and single-use plastics when shopping for your everyday needs.

Located in southeast Minnesota and northeast Iowa, the Upper Wapsipinicon Watershed lies within the Eastern Iowa and Minnesota Drift Plains portion of the Western Corn Belt Plains ecoregion.

We Are Water MN travels to Chisago County, where Dawn White has served as an educator and policy team member focused on preserving waters.

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

People who service and dispose of vehicle air conditioners or appliances that contain refrigerants must be certified.

MPCA is planning new rules governing air quality, establishing new rules for odor management plan requirements.

Bacteriological reduction products registered for use in Minnesota

Industrial Finishing Inc. violated several water quality permit conditions relating to required sampling, training, reporting and inspections at its industrial equipment coating and finishing facility in Deer Creek, Minn.

Improving water quality in Lake George has required treating phosphorus in the water and filtering pollutants out of urban stormwater.

The effects of contaminants of emerging concern (CECs) on fish, wildlife, and humans are only partly understood. The MPCA has been collecting occurrence data for a diverse set of CECs, but toxicity…

Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.

The MPCA solicited project proposals to distribute $35 million to communities for projects to prepare local stormwater infrastructure for the impacts of climate change.

The Regional Haze Rule requires states to improve visibility in our nation's national parks and wildernesses (Class I areas) and restore them to natural visibility conditions by 2064.

Emissions generated from gasoline and diesel powered vehicles are the greatest source of air pollution in Minnesota

The Rum River Watershed covers 997,060 acres in east-central Minnesota, covering parts of Aitkin, Crow Wing, Morrison, Mille Lacs, Kanabec, Benton, Isanti, Chisago, Sherburne, and Anoka counties.

Areas and communities with SSTS concerns have wastewater treatment methods that are not adequate to protect public health or the environment. Hundreds of small communities around the state have inadequate wastewater systems.

MPCA awards first of two rounds of Tribal technical assistance grants intended to advance environmental work on reservations and in Tribal communities