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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.

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.

MPCA's compliance and enforcement program tracks how well wastewater treatment facilities are complying with their permits and takes enforcement actions when necessary.

Three members of MN GreenCorps worked through the Minneapolis Public Schools' free meal box program to promote waste reduction and recycling.

The Minnesota Pollution Control Agency's Emergency Response Program (ERP) oversees the cleanup of all types of spills and environmental emergencies.

Whether they are called sloughs, swamps, bogs, or potholes, these are all wetlands and they provide many environmental benefits and contribute to watershed health. Though Minnesota has lost almost half of its wetland acreage over time, the quality of the remaining wetlands is good overall.

A 2008 law requires the MPCA to analyze and consider “cumulative levels and effects of past and current pollution” for air permits in a specific part of south Minneapolis.

Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.

Phosphorus management plans help wastewater treatment facility operators and managers evaluate pollution prevention and and management options that can reduce the amount of phosphorus discharged to Minnesota waters.

Underground storage tank (UST) facilities must designate owners, operators, or employees as Class A, Class B, and Class C operators.

The Metropolitan Council proposes adding a fourth wastewater incinerator which requires an amendment to the facility’s current air emissions permit.

The MPCA has developed guidance on a number of topics to assist real estate developers, environmental engineers, remediation consultants, and others in addressing brownfields and contaminated sites.

The MPCA has withdrawn proposed rules relating to waste treated seeds.

The We Are Water MN exhibit in Duluth's Hartley Nature Center runs from February 29 through April 22.

The frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.

In karst landscapes, the distinction between groundwater and surface water is blurry.

Pig’s Eye Dump in Saint Paul has been slated for cleanup and restoration.

One of the most basic forms of air pollution, haze reduces visibility in many cities and scenic areas within the United States. Haze-causing pollutants come from a variety of sources, both natural and man-made, including motor vehicles, electricity generation, industrial facilities, agriculture, and wildfires.

Join the Cooperative Purchasing Venture (CPV)Through the Cooperative Purchasing Venture (CPV), eligible entities can purchase goods, certain services and utilities from contracts established for…

Profile of Julia Dady, a volunteer water monitor for Battle Creek in Saint Paul.