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Certain proposed projects — based on their nature, size, location, or other factors — must go through an environmental review before any required permits or approvals are issued.
Profile on Bridging, a Twin Cities based nonprofit that keeps goods with more life out of landfills and that donates them to families in need.
In Minnesota, about 18,000 regulated underground storage tanks (UST) are in use. State rules specify requirements for underground storage tanks (UST) that store petroleum or hazardous substances, and any piping or other structures that are part of the tank systems.
Each year, Minnesotans throw away more than 850,000 tons of recyclables, worth around $153 million. Here's how we're reducing those numbers in Greater Minnesota.
One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.
The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
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.
The MPCA enforces federal and state requirements for air quality permitting.
Minnesotans are encouraged to share feedback through Nov. 9, 2025
Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.
Air quality map of current conditions in Minnesota.
Prior to submitting this form, please verify that the information you are requesting is not already available on the Minnesota Pollution Control Agency science and data page.Requester informationThe…
The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.
Guidance for small businesses on reporting air emissions.
New easy-to-access trainings help small businesses figure out if they are subject to MPCA regulations, and how to become more sustainable.
Financial assistance for assessment and clean up of contaminated sites in Minnesota.
Learn about environmental regulations that may apply to your business. It is not an exhaustive list, so other regulations may apply.
The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.
In addition to the vessel requirements in the EPA VGP and Minnesota’s ballast water general permit, vessels must follow the requirements in Minnesota Statutes and Minnesota’s 401 certification of the VGP.
A project to address high levels of suspended sediment in the Minnesota River and the South Metro portion of the Mississippi River.