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The Sauk River Watershed covers 667,200 acres (1,043 square miles) and extends from the Mississippi River near St. Cloud to within 3 miles of Alexandria.

For related studies and Technical Advisory Team meeting notes, visit this document sharing site.

Minnesota’s air currently meets all federal air quality standards. However, even levels of air pollution below the standards can affect people’s health, including levels currently found in parts of Minnesota.

Any facility that is engaged in a narrative activity or a primary SIC code, as listed in the Multi-Sector General Permit, needs to apply for industrial stormwater permit coverage or certify for No Exposure.

The Mississippi River - Grand Rapids Watershed covers 1,3 million acres and contains 1,908 miles of stream/rivers and 552 lakes greater than 10 acres. The watershed drainage comprises parts of the counties of Aitkin, Carlton, Cass, Itasca, and St. Louis.

The Lower Big Sioux River Watershed covers nearly 2.2 million acres, mostly located in eastern South Dakota. A small portion lies in western parts of Lincoln, Pipestone, and Rock counties in southwestern Minnesota. There are several small to medium-sized tributaries.

The Lac qui Parle Watershed covers approximately 1,100 square miles and drains parts of Lac qui Parle, Lincoln, and Yellow Medicine counties in Minnesota as well as parts of Grant, Deuel, and Brookings counties in South Dakota.

The MPCA provides technical assistance and training to help permitted facilities and regulated communities meet environmental requirements. The agency works cooperatively with permitted facilities to…

Township and private party fined $47,555 for failing to obtain a construction stormwater permit for road improvements.

The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.

The MPCA fined Cabinetworks Group’s Waconia facility, Wood Products, $11,520 for violations of its air permit.

Initial screening information for a contaminant of emerging concern, Perfluorohexane sulfonic acid.

This advisory board includes 18 individuals representing a wide range of impacted parties under the Packaging Waste and Cost Reduction Act.

Al-Corn Clean Fuel, LLC, an ethanol plant in Dodge County, paid $40,427 in fines for air permit violations.

The Mississippi River - Brainerd Watershed covers over 1 million acres in the north-central part of the Upper Mississippi River Basin in central Minnesota. The watershed encompasses all or parts of Aitkin, Cass, Crow Wing, Morrison, and Todd counties.

What is a stormwater catch basin, and should I be worried about it?

Information for larger feedlot owners on the federal National Pollutant Discharge Elimination System (NPDES) and State Disposal System (SDS) permits for construction and operation permits in Minnesota.

Minnesota businesses, organizations, and municipalities seeking or holding MPCA wastewater permits are charged two basic types of permit fees: application fees and annual fees.

This Winnebago River consists of a stream and lake system in southern Minnesota that flows into Iowa. The water resources here face several water quality challenges, including high nutrient and bacteria levels.

Loans of up to $75,000 at zero-percent interest help small businesses purchase equipment to meet or exceed environmental regulations, or to investigate and clean up contaminated sites.