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The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.

The MPCA fined Caledonia feedlot owner Mike Ingvalson $10,000 for multiple violations related to improper manure application and discharges as well as an unpermitted building.

MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.

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.

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.

Minnesota rules require many facilities that produce air emissions to conduct performance testing.

Guidance and recommendations for local officials dealing with public health issues related to blue-green algae.

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…

Septic system owners are responsible for system maintenance. Properly maintaining a septic system will extend its life.

Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.

The Metropolitan Council proposes adding a fourth wastewater incinerator which requires an amendment to the facility’s current air emissions permit.

Standard operating procedures (SOPs) reflect how agency staff and contracted partners complete agency-funded field activities.

Step 3: Requirements for pesticide dischargers

Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.

Resources and best management practices to help protect water quality on construction sites.

Details on sampling and monitoring requirements of your industrial stormwater permit.

Sanimax USA LLC failed to seek a required major air permit amendment and conduct air emissions modeling prior to making changes to its pollution control equipment systems in 2019 at its animal products rendering facility in South St. Paul, Minnesota.

Construction and interim feedlot permit forms

The MPCA must complete assessments to gather critical information too inform the development of the EPR program statewide.

Austin's municipal wastewater treatment plant discharged ammonia and fecal coliform over permitted limits into the Cedar River.