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A waste is any material that can no longer be used for its original intended purpose. The type of waste generated can include recyclables, solid waste, and hazardous wastes, which may be subject to specific management and disposal requirements.
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
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.
Determine what type(s) of water quality permit is required at facilities that mine construction sand and gravel; industrial sand; quarry limestone, granite or dimension stone; operate hot mix asphalt production areas; produce concrete block, brick and other products; and/or produce ready-mix concrete.
Certain types of permits and approvals to conduct solid waste activities require a notification to the MPCA of the intent to perform the specified solid waste activity.
Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.
Minnesota rules allow for specific uses (called beneficial uses) of certain materials that otherwise would be classified as solid waste.
The MPCA is leading multiple initiatives to reduce greenhouse gas emissions from the transportation sector.
The Minnesota Pollution Control Agency (MPCA) today took another step forward in addressing nitrate pollution statewide by issuing updated water permits for about 1,000 large feedlot operations. These permits take effect when the current ones expire.
Water scientists from the MPCA published four watershed reports in 2025, updating the data we need to keep Minnesota’s waters clean and protected.
Proposed changes to permits that regulate the state’s largest animal feedlots target nitrate pollution statewide.
The MPCA must complete assessments to gather critical information too inform the development of the EPR program statewide.
AccessibilityThe Minnesota Pollution Control Agency is committed to accessibility on its website. As part of that commitment, the MPCA makes every effort to comply with the State of Minnesota…
The MPCA has announced that 7 grant recipients will receive a total of $4.5 million for projects that expand or improve the efficiency of organics management operations in Minnesota.
Elk River Landfill, Inc. proposes a northward expansion of its landfill into Livonia Township.
BMPs required to manage the slurry to comply with Minnesota statute and agency rules to protect water quality.
Environmental information and permits that affect grain elevators, feed mills and fertilizer mixing plants.
The MPCA studies Minnesota's solid waste composition and processes to inform policy recommendations, legislative proposals, education and outreach messages, and waste reduction efforts.
Minnesota has a growing salty water problem that threatens its freshwater fish and other aquatic life. Chloride from both de-icing salt and water softener salt gets into lakes and streams, and…