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Determine if your facility requires an air permit and, if so, which permit type may be the best fit for your business.
Water quality trading is a market-based approach to the protection and restoration of surface waters, another tool to be used in conjunction with existing voluntary, regulatory, and financial assistance programs.
State agencies, counties, municipalities, nonprofit organizations, and many others are engaged in protecting Minnesota lakes.
Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.
The MPCA provides additional guidance on air permitting and regulation requirements: New source review – Obtain a permit before beginning construction on new major-emitting industrial facilities…
The MPCA works with city and county governments, watershed districts, consultants, and others on monitoring, protecting, and restoring water quality. This is a repository of guidance and technical…
An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.
Learn what steps you can take to reduce the pollution from small neighborhood sources.
Minnesotans cherish their access to clean water. Protecting and restoring water quality is therefore one of the MPCA's core areas of focus. Through intensive water-quality monitoring, we protect…
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.
Removing Middle Lake from the impaired waters list required wrangling with a bottom feeder, the invasive carp.
Where possible, permit holders must use MPCA's e-Services to apply for reissuance and administrative amendments.
Application fees must be submitted with your permit application. The submittal cover page form will help you add up the points assigned to each type of permit application or request. Multiply the…
Wood-fired boiler exceeded carbon monoxide limits multiple times during 2021 and 2022 and several emissions testing reports were submitted up to 300 days late.
USG Interiors in Cloquet exceeded nitrogen oxide emissions during the summer of 2022.
Minnesota continues to reduce industrial and transportation air pollutants that have the highest potential health risks. Investment in clean air for all Minnesotans is a top priority for the MPCA and Governor Walz.
Part 70 Reissuance application formsStarting July 1, 2020, Individual permit holders must use MPCA's e-Services to apply for air permit reissuance.Paper reissuance applications will only be accepted…
Chemicals in the air toxics emission inventory.
Removing of an old dam and restoring a creek's curves are improving habitat and water quality in the Pomme de Terre River Watershed.
MPCA established a network of long-term biological monitoring stations that represent a variety of stream types in their most natural condition.