Overview
U of M - Duluth is an operational air monitoring station in Duluth, Minnesota, operated by the Minnesota Pollution Control Agency. It contributes to the US EPA Air Quality System network, tracking criteria pollutants and meteorological parameters.
U of M - Duluth is an air monitoring station located at 1202 East University Circle in Duluth, Minnesota, within Saint Louis County. Operated by the Minnesota Pollution Control Agency's Division of Air Quality, this station is part of the broader US EPA Air Quality System (AQS) network, which monitors ambient air quality across the United States. The station's last reported sample date is June 30, 2025, indicating ongoing data collection. The station operates under the regulatory framework of the US Clean Air Act, with monitoring protocols aligned with EPA AQS standards. Typical air monitoring stations in Minnesota measure criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, along with meteorological parameters like wind speed and direction. The station's location in Duluth, near Lake Superior, provides representative data for the region's air quality, influenced by both urban emissions and lake-effect weather patterns. Environmental monitoring in Duluth is significant due to the city's position as a major port and industrial hub on Lake Superior. The station supports public health by tracking pollutant levels and informing regulatory compliance. Data from this station contributes to regional air quality assessments and helps evaluate the effectiveness of emission reduction strategies in the Great Lakes area.
Environmental context
Duluth's air quality is influenced by industrial activities, transportation, and its unique microclimate along Lake Superior. The U of M - Duluth station monitors criteria pollutants and meteorological parameters, providing data essential for assessing compliance with National Ambient Air Quality Standards (NAAQS). Its siting near a university campus ensures representative sampling of urban and near-source emissions, supporting local health advisories and regional air quality management.
Frequently asked questions
The U of M - Duluth air monitoring station is located at 1202 East University Circle in Duluth, Minnesota, USA.
As part of the EPA Air Quality System, the station typically monitors criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, along with meteorological parameters.
The station is operated by the Minnesota Pollution Control Agency's Division of Air Quality.
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA Air Quality System (AQS), which sets standards for monitoring methods, quality assurance, and data reporting.
The station provides continuous air quality data that supports compliance with National Ambient Air Quality Standards, informs public health advisories, and helps assess regional air quality trends in the Duluth area.
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