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Volunteers can search for a lake or stream site that works for them and sign up to monitor it.
Frequently asked questions about SSTS certification and licensing.
MPCA permits are required for construction, modification, and operation of facilities where solid waste is treated, stored, processed, transferred, or disposed.
The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.
Long-term lake management considers the unique environmental, cultural, and biological factors affecting the lake and sets a priority on finding lasting solutions.
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.
MPCA industrial stormwater staff assigned by county.
Use these tools to help educate the public and boost participation in your household hazardous waste program.
Elk River Landfill, Inc. proposes to expand its existing municipal solid waste (MSW) landfill near Elk River.
The MPCA is authorized to develop numeric water quality criteria that apply specifically to a water body or region where the pollutant is found, using data from that water body or region.
Seventeen TMDL projects undertaken in the Lower Minnesota River Watershed, to address nutrient, turbidity, fecal coliform, chloride, and other impairments.
SkyWater Technology violated federal laws and Minnesota rules, operating a semiconductor plant without an appropriate air permit in Bloomington, Minnesota.
The Cannon River Watershed is located south of the Twin Cities and encompasses areas of Dakota, Goodhue, Le Sueur, Steele, Rice and Waseca counties.
The MPCA recognized 236 wastewater facilities for outstanding operations in 2024.
Owners/operators of construction activity must complete several steps before completing a permit application and beginning construction. These steps also help owners/operators determine their eligibility for coverage under the general permit.
In Minnesota, wastewater treatment operators must be certified to ensure that facilities meet operational requirements.
The MPCA invites public comment on its draft environmental impact statement (EIS) for a new municipal solid waste landfill that Dem-Con has proposed at its environmental campus near Shakopee.
A new $75,000 grant from the MPCA will help the U of M’s Forever Green Initiative make camelina a viable crop for sustainable aviation fuel.
A water quality variance is a temporary change in a state's water quality standard for a specific pollutant and its relevant criteria, allowing deviation from meeting a water quality-based effluent limit for a particular discharger.
Guidance on NPDES/SDS construction stormwater requirements