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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.

The MPCA has a variety of educational displays, programs, and materials about chloride pollution. We encourage our partners to utilize these resources to engage with their community.

Environmental information and permits that affect businesses using stationary engines or generators.

New rules establish a program for the MPCA to collect information about products containing intentionally added PFAS and establish fees to be paid upon submission of required reporting.

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

The MPCA identified a series of policy recommendations for the optimal management of decommissioned solar panels.

The MPCA has announced that 11 grant recipients will receive a total of $5.3 million for projects that build lasting capacity to support recycling markets in Minnesota.

Environmental information and permits that affect grain elevators, feed mills and fertilizer mixing plants.

The St. Louis River Watershed covers 3,584 square miles at the head of the Great Lakes and represents the extreme headwaters of the St. Lawrence River.

Public input is critical to the work that we do. We invite that input by soliciting comments on agency decisions, holding public informational meetings, and more.

Thermal paper is thin with a slick feel or sheen finish and discolors easily when scratched.

In 2010, the MPCA began receiving public inquiries about projects to mine silica sand for use in hydraulic fracturing, or “fracking,” a drilling method used for natural gas and oil wells.

Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.

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

An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.

Minnesota has revised state water quality standards to incorporate a tiered aquatic life use (TALU) framework for rivers and streams.

Dentists in Minnesota must meet federal and state requirements to limit the amount of mercury in their wastewater.

Eight grant recipients will receive $302,173 for projects that will make the state’s soil healthier and reduce the emission of greenhouse gases. All are focused on composting organic waste in multi-resident housing.

Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…

First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.