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Pesticide NPDES permit steps to compliance: Terminating pesticide permit

MPCA seeks public comment on two draft industrial wastewater permits for U.S. Steel Corp.’s Keetac mining area and tailings basin in Keewatin, Minnesota. These permits will improve protections for wild rice waters and human health.

An MPCA investigation determined David Heinonen of Grand Rapids filled in 3,200 square feet of wetland near Horsehead Lake in Itasca County without prior approval and engaged in unpermitted construction activities on 1.57 acres on the shore of Horsehead Lake.

MagIron LLC proposes to restart a mining and processing facility near Grand Rapids, which will require new air and industrial wastewater permits from the MPCA.

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.

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

Businesses with low levels of actual emissions can submit a simplified permit application and obtain a registration permit, with greater flexibility to make changes as long as they continue to maintain permit requirements.

Controlling phosphorus is an important part of protecting Minnesota waters.

Waterways in the northeastern part of the state are generally in better condition than those in the southern, central, and western regions.

Learn about environmental regulations that may apply to your business. It is not an exhaustive list, so other regulations may apply.

Kohlman Lake, one of 27 bodies of water to come off the impaired waters list this year, did so with substantial help from the Clean Water Fund.

In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.

Industrial Stormwater Steps to Compliance - Step 3: Facilities requiring permit coverage must assess for pollutants at the facility

Ask the MPCA features questions Minnesotans have asked us, on the issues the agency works on, from waste disposal, water and air quality, and chemicals in products to recycling and reuse,…

Based on volume, construction and demolition debris presents a big opportunity for reducing waste and its environmental effects.

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

Wild rice is an important part of the biological community in many Minnesota lakes, streams, and wetlands, and a cultural resource to many, particularly members of the Dakota and Ojibwe Tribal Nations in Minnesota.

When leaves fall on streets, sidewalks, and other hardscapes in urban areas, they wash into the storm drains and end up in lakes and rivers where they feed algae growth. The algae then decomposes and uses up oxygen that fish and native plants need.

The MPCA has started a study intended to understand and document the variation in naturally occurring sulfate levels across the state.

Removing Middle Lake from the impaired waters list required wrangling with a bottom feeder, the invasive carp.