Overview
Michigan Street is an operational air monitoring station in Duluth, Minnesota, operated by the Minnesota Pollution Control Agency. It provides ambient air quality data as part of the US EPA Air Quality System network.
Michigan Street is an air monitoring station located at 1532 W. Michigan St. in Duluth, Minnesota, United States. The station is operated by the Minnesota Pollution Control Agency, Division of Air Quality, and is part of the national ambient air quality monitoring network. As a fixed-site monitor, it contributes to the assessment of criteria pollutants and other atmospheric parameters in the Duluth area. The station operates under the regulatory framework of the US Clean Air Act and the EPA Air Quality System (AQS). Monitoring stations like Michigan Street typically measure pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The station's last reported sample date is October 3, 2024, indicating ongoing data collection. In Minnesota, air monitoring is coordinated by the state agency to ensure compliance with National Ambient Air Quality Standards (NAAQS). Located in Duluth, a port city on Lake Superior, the station plays a key role in tracking air quality in a region influenced by industrial activities, transportation, and weather patterns. The data supports public health advisories and regulatory decisions. The station's long-term operation provides valuable trends for understanding air quality changes in the Upper Midwest.
Environmental context
Duluth's air quality is influenced by local industrial sources, including shipping, mining, and manufacturing, as well as regional transport of pollutants. The Michigan Street station's location in a residential area provides representative sampling of population exposure. Monitoring parameters typically include criteria pollutants and meteorological data. The station's data contributes to the EPA's AQS database, supporting compliance with NAAQS and informing air quality management in Minnesota.
Frequently asked questions
The Michigan Street air monitoring station is located at 1532 W. Michigan St. in Duluth, Minnesota, United States.
The station is operated by the Minnesota Pollution Control Agency, Division of Air Quality, which is responsible for ambient air monitoring in the state.
As part of the EPA Air Quality System network, the station typically measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead.
The station provides data used to assess compliance with National Ambient Air Quality Standards (NAAQS) under the Clean Air Act, helping to protect public health and the environment.
Duluth's air quality is affected by industrial activities, shipping, and regional pollution transport. Monitoring stations like Michigan Street track trends and inform local air quality management decisions.
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