Overview
Portland - Transcon Trucking at NW 26th Ave (TTT) is an operational air monitoring station in Portland, Oregon, operated by the Oregon Department of Environmental Quality. It tracks criteria pollutants to support regulatory compliance and public heal
Portland - Transcon Trucking at NW 26th Ave (TTT) is an air monitoring station located in Portland, Oregon, United States. Operated by the Oregon Department of Environmental Quality, this facility is part of the state's ambient air quality monitoring network, which supports compliance with the Clean Air Act and National Ambient Air Quality Standards (NAAQS). The station is situated in an industrial and transportation corridor, reflecting its role in assessing local air quality impacts from trucking and related activities. The station measures criteria pollutants such as ozone, particulate matter, nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, as specified by EPA monitoring requirements. As part of the Oregon DEQ network, it follows rigorous siting criteria to ensure data representativeness and comparability. The station's location near a trucking facility allows for targeted monitoring of mobile source emissions, contributing to the broader understanding of urban air quality dynamics in the Portland metropolitan area. Environmental monitoring at this station provides critical data for regulatory compliance, public health advisories, and air quality management. The data supports the Oregon DEQ's efforts to maintain air quality standards and inform policy decisions. By tracking pollutant trends, the station helps protect community health and supports the development of emission reduction strategies in a region with significant transportation activity.
Environmental context
The station monitors criteria pollutants in a mixed industrial and transportation corridor, providing data on mobile source emissions. Its siting near a trucking facility enhances representativeness for assessing local air quality impacts. The station operates under the Oregon DEQ network, which follows EPA guidelines for siting and quality assurance, ensuring data reliability for regulatory compliance and public health protection.
Frequently asked questions
The station is located at TRANSCON/3182 NW 26TH in Portland, Oregon, United States, in Multnomah County.
As part of the Oregon DEQ network, this station measures criteria pollutants including ozone, particulate matter, nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, in accordance with EPA monitoring requirements.
The station is operated by the Oregon Department of Environmental Quality (DEQ), which manages the state's ambient air quality monitoring network.
The station operates under the U.S. Clean Air Act and the National Ambient Air Quality Standards (NAAQS), with monitoring protocols defined by the EPA's Air Quality System (AQS).
Monitoring near trucking facilities helps assess the impact of mobile source emissions on local air quality, providing data for regulatory compliance and public health protection in areas with high diesel traffic.
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