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The Cloquet River Watershed covers approximately 507,858 acres (794 square miles) and is located within portions of Lake and St. Louis Counties in northeastern Minnesota.

The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert in the orange AQI category for northeast Minnesota through 7 p.m. on Wednesday, Aug. 6.

With 100 days until a law aimed at removing PFAS from consumer products goes into effect, state leaders celebrate three Minnesota-based companies already offering goods made without PFAS.

Does it seems like the number of alerts due to wildfires has increased in the past few years? We’ve had 46 air-quality alerts since 2015—34 of those due to wildfire smoke.

Implementing water quality standards come with tangible costs and benefits. Costs such as taxes to residents, regulated parties, and communities help achieve benefits such as increased property values, tourism, and protecting human health.

New easy-to-access trainings help small businesses figure out if they are subject to MPCA regulations, and how to become more sustainable.

MPCA online services give users online access to apply for permits and licenses, submit required information, and pay fees and invoices.

The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert for southeast and northern Minnesota. The alert is now in effect until 4 p.m. on Tuesday, Aug. 12, for southeast Minnesota and until 11 p.m. on Wednesday, Aug. 13 for northern Minnesota. Fine particle levels are expected to reach the orange air quality index (AQI) category, a level considered unhealthy for sensitive groups.

Privacy rightsSeveral federal and state laws protect your privacy rights regarding the information the MPCA has about you. At times, an MPCA staff member may ask you to provide information about…

The MPCA uses the Environmental Quality Information System (EQuIS) to store water quality data from more than 17,000 Minnesota sampling locations.

Superfund requires specific investigation and cleanup processes, designates parties that are legally responsible for the cleanup, and provides funds for certain types of cleanups under Minnesota’s Environmental Response and Liability Act (MERLA).

The Minnesota Pollution Control Agency has extended an air quality alert for northeast Minnesota until 4 p.m. on Thursday, May 15. The affected area includes International Falls, Hibbing, Ely, and the Tribal Nations of Leech Lake and Red Lake.

The Minnesota Pollution Control Agency (MPCA) has continued an air quality alert for west central and northwest Minnesota. The alert runs until 11 p.m. on Tuesday, July 15. Air quality is expected to reach the orange AQI category which is unhealthy for sensitive groups.

The MPCA proposes to adopt the U.S. EPA's 2013 national recommended water quality criteria for ammonia as its Class 2 ammonia water quality standards for the protection of aquatic life.

Public entities In Minnesota, most sustainable purchasing requirements are implemented at the local government level. However, there are some state requirements for public entities: Minnesota state…

Businesses can find many ways to increase competitiveness and boost productivity.

Ready-to-run meteorological data suitable for AERMOD.

The Minnesota Pollution Control Agency (MPCA) requests public comment on a rule that will shape nation-leading restrictions on the use of per- and polyfluoroalkyl substances (PFAS).

Allows new and expanding wastewater treatment facilities to receive a discharge permit prior to completion of an applicable phosphorus-related TMDL. Through pre-TMDL phosphorus trading a, a new or expanding facility may increase its phosphorus discharge by purchasing a phosphorus reduction from another source.

The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for all of Minnesota. The alert runs until noon on Monday, Aug. 4. Fine particle levels are expected to reach the red air quality index (AQI) category, a level considered unhealthy for everyone, in all of Minnesota,