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Sediment is composed of loose particles of sand, clay, silt, and other substances. Sediment flows into Minnesota lakes, rivers, and streams via runoff in both urban and rural areas.
As Minnesotans prepare for another summer of outdoor activities, MPCA meteorologists are forecasting a moderately active air quality season.
Septic system owners are responsible for system maintenance. Properly maintaining a septic system will extend its life.
The kind of permit a facility needs depends on how much air pollution the facility could emit based on its equipment or processes.
Image Air quality is expected to reach the red AQI category, which is unhealthy for everyone, in northwest MinnesotaThe Minnesota Pollution Control…
Learn what you can do to protect yourself and your community from environmental problems caused by flooding.
Mercury is a naturally occurring element that is toxic to humans and animals. At room temperature, mercury is a silvery, liquid metal, but it can also evaporate and become airborne. Mercury does not…
Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.
The MPCA is planning a new rule governing waste, adopting new rules to implement and govern regulation of the Packaging Waste and Cost Reduction Act.
State experts anticipate an active summer for air quality alerts with recurring ozone and wildfire smoke events
Polycyclic aromatic hydrocarbons (PAHs) are a class of more than 100 chemicals that occur naturally in coal, crude oil, and gasoline, and are also present in products made from fossil fuels, such as…
Public entities In Minnesota, most sustainable purchasing requirements are implemented at the local government level. However, there are some state requirements for public entities: Minnesota state…
Projects will reduce the amount of waste entering landfills, benefiting the environment and local economies.
The MPCA has adopted amended rules relating to when maintenance of a closed landfill should end.
Planned amendments to Minn. Rules ch. 7050 affect the Class 1 beneficial use, which protects waters (both surface and groundwater) used as a source for domestic consumption.
The MPCA issued the most recent municipal stormwater general permit (MNR040000) in November 2020.
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
Surface water assessment grants (SWAG) provide local organizations and citizen volunteers with funds to complete the monitoring needed to meet assessment requirements on Minnesota lakes and streams. Assessment is usually the first step in protecting or restoring surface waters.
A program to provide sustainable, longer-term funding a select number watersheds to make measurable and visible progress.
Ground-level ozone is a secondary pollutant formed through chemical reactions between nitrogen oxides (NOx) and volatile organic compounds (VOCs). Ozone can irritate the eyes, nose and throat,…