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Construction and demolition debris landfills

MPCA plans to amend existing Minnesota Rules governing permits and solid waste landfills (chapters 7001 and 7035).

Step 3: Requirements for pesticide dischargers

MPCA’s Lisa Weidemann builds bridge between agency and public

Question and answer session with Lisa Weidemann, a community affairs specialist with the MPCA, about her work with the agency.

Minnesota conservation officer protects public waters for future generations

Karst near Oxbow Park and Zollman Zoo, host of the We Are Water MN traveling exhibit. Phil George, who lives in rural Byron, Minnesota, has always felt a deep…

General permits for wastewater

The general permits related to wastewater in Minnesota.

Cumulative impacts rulemaking

The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.

Step 5: Terminating pesticide permit

Pesticide NPDES permit steps to compliance: Terminating pesticide permit

Nondiscrimination and civil rights

The Minnesota Pollution Control Agency (MPCA) does not discriminate on the basis of race, color, national origin, disability, age, or sex in administration of its programs or activities, and, MPCA does not intimidate or retaliate against any individual or group because they have exercised their rights to participate in actions protected, or oppose actions prohibited, by 40 C.F.R. Parts 5 and 7, or for the purpose of interfering with such rights.

Pesticide NPDES permits

In 2009, a federal court ruled that NPDES permits were required for all biological and chemical pesticide applications that leave a residue in water when applications are made in, over, or near waters of the United States.

MPCA’s Addison Otto draws on agricultural experience in rulemaking work

Question and answer session with Addison Otto, a rule coordinator with the MPCA, about her work with the agency and how her hobby farm informs her work.

Minneapolis | Smith Foundry

Smith Foundry has ceased operations at its East Phillips facility after an investigation and settlement with the U.S. EPA that the MPCA supported.

Demonstration/research project (DRP)

Demonstration/research projects (DRPs) allow permittees to explore potential beneficial uses or new methods of solid waste management through a limited-scale project.

Air registration permits

Businesses with low levels of actual emissions can submit a simplified permit application and obtain a registration permit, with greater flexibility to make changes as long as they continue to maintain permit requirements.

Construction stormwater permit FAQs

Answers to common questions about the Construction Stormwater Permit application

Eagan | Gopher Resource

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.