Search
The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.
What's in My Neighborhood provides a wide variety of environmental information about your community. Search for:properties that were previously contaminated and those being investigated for…
Pollutant and runoff maps and data for major watersheds; watershed monitoring and assessment reports.
Air pollution levels in Minnesota have steadily decreased over the past few decades and currently meet federal standards. But even levels that meet or are below these standards can affect people’s…
Air sensors are instruments that measure air quality conditions in near real time.
The MPCA strives to ensure all people in Minnesota have clean air, regardless of where they live or work.
The MPCA's air monitors continually measure pollutants. With this data, the agency can track pollution trends over time and show if outdoor air meets air quality standards and health benchmarks.
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
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.
Guidance for submitting data to MPCA Remediation Division programs: Superfund, Site Assessment, Petroleum Remediation, Brownfields, RCRA Remediation, Closed Landfill, and Integrated Remediation.
The MPCA uses the EQuIS database to store and manage monitoring data and associated laboratory results from streams, lakes, groundwater, ambient air, soil, sediment, and gas, collected through MPCA programs and partnerships.
Minnesota’s air currently meets all federal air quality standards. However, even levels of air pollution below the standards can affect people’s health, including levels currently found in parts of Minnesota.
Find sustainable products for your business with these helpful certification and labeling systems.
Volatile organic compounds (VOCs) are a group of chemicals that can vaporize into air. VOCs are in thousands of daily use products, including paint, varnish, wax, and various cleaning, degreasing,…
The MPCA provides educational information about the status of Minnesota’s air, water, land, and climate and can point you toward beneficial actions you can take as students, teachers, and life-long learners interested in Minnesota’s sustainable future.
Ready-to-run meteorological data suitable for AERMOD.
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.
The MPCA’s role in regulating data centers The MPCA ensures data centers meet strong environmental standards to protect our air, water, and the health of Minnesotans. We monitor and regulate…
From the days when raw sewage flowed into rivers and lakes, Minnesota’s water bodies have come a long way. However, there is still work to be done in the restoration and protection of our waters.
The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.