Overview
TB - Tukey's Bridge is an operational air monitoring station in Portland, Maine, operated by the Maine DEP Bureau of Air Quality Control. It contributes to the US EPA's national air quality monitoring network.
TB - Tukey's Bridge is an air monitoring station located at Tukey's Bridge-Bean Pot Road in Portland, Maine, United States. The station is part of the state's ambient air quality monitoring network, which supports the US EPA's Air Quality System (AQS) by tracking criteria pollutants and other parameters. It is operated by the Maine Department of Environmental Protection's Bureau of Air Quality Control. The station operates under the regulatory framework of the US Clean Air Act and EPA monitoring requirements. Typical air monitoring stations in Maine measure pollutants such as ozone, particulate matter (PM2.5 and PM10), sulfur dioxide, nitrogen dioxide, carbon monoxide, and lead. The station's last reported sample date is October 31, 2025, indicating ongoing data collection. As part of the Portland metropolitan area's air quality surveillance, TB - Tukey's Bridge provides data used for compliance with National Ambient Air Quality Standards (NAAQS) and public health advisories. Its location near a bridge and road suggests it monitors traffic-related emissions, contributing to local and regional air quality management.
Environmental context
The station's location in Portland, Maine, places it in a coastal urban environment influenced by both local traffic emissions and regional transport of pollutants. Monitoring at this site helps assess compliance with EPA standards for criteria pollutants, particularly ozone and particulate matter, which are common concerns in northeastern US cities. The data supports air quality index reporting and public health protection.
Frequently asked questions
TB - Tukey's Bridge is located at Tukey's Bridge-Bean Pot Road in Portland, Maine, United States.
As part of the Maine DEP air monitoring network, the station typically measures criteria pollutants such as ozone, particulate matter, nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, in accordance with EPA standards.
The station is operated by the Maine Department of Environmental Protection's Bureau of Air Quality Control.
Air monitoring stations in the US operate under the Clean Air Act and are part of the EPA's Air Quality System (AQS) network, which sets National Ambient Air Quality Standards (NAAQS) for criteria pollutants.
Data from air monitoring stations is used for compliance with NAAQS, public health advisories, air quality index reporting, and research on pollution trends and sources.
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