Overview
Birch Street is an operational air monitoring station in Commerce City, Colorado, reporting to the Eastern Research Group. It provides ambient air quality data as part of the US EPA AQS network.
Birch Street is an air monitoring station located at 7275 Birch St in Commerce City, Colorado, United States. It operates under the US EPA Air Quality System (AQS) framework, contributing to national ambient air quality surveillance. The station is part of a network that tracks criteria pollutants and other atmospheric parameters to support regulatory compliance and public health. The station's last reported sample date is June 30, 2025, and its reporting agency is Eastern Research Group. While specific parameters measured are not detailed, typical air monitoring stations in this region measure ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The station's siting in an urban-industrial area like Commerce City supports representative monitoring of emissions from nearby sources. Environmental monitoring at Birch Street helps assess air quality trends in the Denver metropolitan area and supports compliance with the Clean Air Act. Data from this station contributes to the EPA's AirNow program and informs local air quality management decisions. The station's operational status ensures continuity of long-term records essential for trend analysis and regulatory reporting.
Environmental context
Commerce City is located in Adams County, Colorado, within the Denver-Aurora-Lakewood metropolitan area. The region experiences a semi-arid climate with frequent temperature inversions that can trap pollutants near the surface. Industrial activities, including oil refining and manufacturing, contribute to local emissions. Air monitoring stations like Birch Street are critical for tracking ozone and particulate matter levels, especially during summer ozone season. The station's data supports the State Implementation Plan for attaining National Ambient Air Quality Standards.
Frequently asked questions
The Birch Street air monitoring station is located at 7275 Birch St, Commerce City, Colorado, United States.
Data for the Birch Street station is reported by Eastern Research Group, which operates under the US EPA Air Quality System.
Typical pollutants monitored include ozone, particulate matter (PM2.5, PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, as required by the Clean Air Act.
The station provides ambient air quality data used to assess compliance with National Ambient Air Quality Standards (NAAQS) and to inform state implementation plans for air quality improvement.
Commerce City has industrial sources including refineries and manufacturing, making air monitoring essential for tracking pollutant levels and protecting public health in the Denver metropolitan area.
Other Air Monitoring Station plants in United States · 6 nearby