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Ten TMDL projects undertaken in the Lower St. Croix River Watershed to address nutrient, biota, bacteria, and other impairments.
Environmental information and resources for the automotive industry
The general permits related to wastewater in Minnesota.
The Minnesota Retiree Environmental Technical Assistance Program (RETAP) employs skilled, retired professionals to provide facility assessments to small businesses, institutions, and city and county governments in Minnesota.
Bins and containers play a crucial role in your recycling program. Using consistent labels and bins will help to increase participation and decrease contamination. Put recycling bins next to every…
Following the 2024 legislative session, the MPCA was charged with appointing a 15-member task force to advise the agency on policy and program opportunities that would increase the recovery of critical materials from end-of-life products.
From January through March 2025, MPCA air monitoring data showed elevated lead levels that exceeded national ambient air quality standards near the facility. An MPCA inspection of Gopher Resource in spring 2025 confirmed that the source of the elevated lead levels was addressed.
Before Laura Mendoza Romero got involved with shoreline restoration, she remembers going on boat rides and seeing all the different landscapes along the shore. Some houses you could barely see…
Responding to complex, technical product specificationsAsk questions! Use the Q&A process outlined in the Request for Proposal (RFP) or Request for Bid (RFB)Some sustainability improvements lead…
Minnesota rules require many facilities that produce air emissions to conduct performance testing.
Application forms and instructions for applying for wastewater permits.
From 2023-2025, Northshore Mining released recycled water to the ground seven times and water relating to mining processes four times. Its largest unpermitted release was nearly 400,000 gallons of recycled water. Northshore Mining has documented equipment failure as the reason for the 11 releases.
Companies penalized for improperly releasing polluted stormwater at Xcel Energy’s St. Paul Service Center construction site on the east side of Saint Paul.
Prevent costly sewer clogs by keeping grease out of sinks and by not flushing disposable wipes.
Minnesota passed a law in 2023 that restricts the use of lead and cadmium in 15 categories of consumer products, including toys and school supplies.
The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.
Regulatory certainty is an incentive for municipalities that will employ biological nutrient removal in their wastewater treatment technology, and that are willing to accept a nitrogen limits in…
There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…
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.
The law requires manufacturers of video display devices (VDD) to register, pay an annual registration fee, and meet a recycling obligation based on their market share of VDD sold in Minnesota.