Overview
Waseca Road 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.
Waseca Road is an air monitoring station located on Industrial Road in Duluth, Saint Louis County, Minnesota, United States. The station is operational and reports to the Minnesota Pollution Control Agency, Division of Air Quality, contributing to the national ambient air quality monitoring network. The station operates under the regulatory framework of the US EPA Air Quality System (AQS), which sets standards for criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead. While specific parameters measured at this site are not detailed, typical stations in this network monitor a subset of these pollutants to assess compliance with National Ambient Air Quality Standards (NAAQS). Located in an industrial area of Duluth, the station plays a key role in monitoring air quality impacts from local industrial activities and transportation. Data from this station supports public health assessments and regulatory decisions by the state and federal agencies. The station's last reported sample date is June 30, 2025, indicating ongoing operations.
Environmental context
The station's location in an industrial corridor of Duluth is significant for monitoring emissions from nearby manufacturing, shipping, and traffic. The region's climate, with cold winters and lake-effect influences, can affect pollutant dispersion and formation. Monitoring at this site helps characterize local air quality trends and supports the state's compliance with EPA standards. The station is part of a broader network that includes both urban and rural sites, providing representative data for the Lake Superior basin.
Frequently asked questions
The Waseca Road air monitoring station is located on Industrial Road in Duluth, Saint Louis County, Minnesota, United States.
The station is operated by the Minnesota Pollution Control Agency, Division of Air Quality, as part of the state's ambient air monitoring network.
Typical air monitoring stations in the EPA AQS network measure criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead.
The station provides data used by the Minnesota Pollution Control Agency and the US EPA to assess compliance with National Ambient Air Quality Standards (NAAQS) and to inform public health advisories.
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS). Stations must follow siting criteria and quality assurance procedures to ensure data representativeness and accuracy.
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