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Ready-to-run meteorological data suitable for AERMOD.

The Rainy River - Headwaters watershed covers 1,890,689 acres, starting in northern Cook and Lake Counties and flowing west/northwesterly into St. Louis County and the Canadian border waters.

The East Fork Des Moines River watershed covers 839,518 acres, which includes Minnesota's Martin and Jackson counties.

Minnesota state agencies are working together to reduce greenhouse gas emissions that cause climate change.

MPCA and the Minnesota Department of Health have sampled more than 3270 private residential wells and 108 non-community public wells (i.e., small businesses, churches, schools) for per- and polyfluoroalkyl substances (PFAS).

Industrial stormwater steps to compliance Step 6: Meet requirements

Partner with an award-winning exhibition to engage Minnesotans with environmental ideas, challenges, and inspiration for a better future.

Sulfur dioxide (SO2), a foul-smelling toxic gas, is part of a larger group of chemicals called sulfur oxides. These gases, especially SO2, are emitted by the burning of fossil fuels or other…

Finding ways to keep stormwater on land and let it soak into the ground can lessen the negative effects on water quality from stormwater.

Coal tar-based sealants can no longer be sold or applied legally in Minnesota as of 2014.

Guidance for small businesses on reporting air emissions.

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

Excess phosphorus is harming Minnesota waters. Phosphorus comes from both regulated and non-regulated sources. A quarter of Minnesota lakes have high levels of phosphorus, which means that they do…