Overview
Southwest Minnesota Regional Airport Air Monitoring Station in Marshall, Minnesota, is an operational facility managed by the Minnesota Pollution Control Agency. It provides ambient air quality data for the region.
Southwest Minnesota Regional Airport Air Monitoring Station is an operational air quality monitoring facility located at West Highway 19 in Marshall, Lyon County, Minnesota. It is part of the state's ambient air monitoring network managed by the Minnesota Pollution Control Agency, Division of Air Quality. The station contributes to the U.S. EPA's Air Quality System (AQS) by collecting data on criteria pollutants and other parameters. The station operates under the regulatory framework of the U.S. Clean Air Act and the EPA's AQS network. Typical air monitoring stations in Minnesota measure pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The station's siting follows EPA guidelines to ensure representativeness of local air quality, often near airports to assess emissions from aircraft and ground support equipment. This monitoring station plays a key role in tracking air quality trends in southwestern Minnesota, supporting public health advisories and regulatory compliance. Data from the station helps inform local and state air quality management decisions, including attainment status for National Ambient Air Quality Standards (NAAQS). The station's continuous operation ensures long-term data continuity for environmental assessments.
Environmental context
The station is located in a rural agricultural region with occasional industrial and transportation emissions. Monitoring at airports is important for assessing the impact of aviation activities on local air quality, including emissions from aircraft engines and ground vehicles. The station's data contributes to understanding regional air pollution transport and background concentrations, supporting the EPA's goal of protecting public health and the environment.
Frequently asked questions
The station is located at West Highway 19 in Marshall, Lyon County, Minnesota, United States.
As an air monitoring station, it typically measures criteria pollutants such as ozone, particulate matter, nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, following EPA standards.
The station is operated by the Minnesota Pollution Control Agency, Division of Air Quality, as part of the state's ambient air monitoring network.
Air monitoring stations in the U.S. operate under the Clean Air Act and are part of the EPA's Air Quality System (AQS) network, which sets standards for monitoring methods, siting, and data reporting.
Airports can be sources of emissions from aircraft engines, ground support equipment, and vehicle traffic. Monitoring helps assess local air quality impacts and supports compliance with National Ambient Air Quality Standards (NAAQS).
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