Aurora East Air Monitoring Station, Arapahoe County, Colorado

Aurora East is an air monitoring station located at 36001 E. Quincy Ave. in Arapahoe County, Colorado, United States. It is operated by the Colorado Department of Public Health and Environment and is part of the national ambient air quality monitoring network. The station provides critical data on air pollutants to support regulatory compliance and public health assessments. The station operates under the US EPA Air Quality System (AQS) framework, which sets standards for criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide. Monitoring stations like Aurora East follow strict siting criteria to ensure representativeness of local air quality. The station's last reported sample date is September 30, 2025, indicating ongoing data collection. Environmental monitoring in this region is important due to Colorado's growing population and industrial activities, including energy production and transportation. Data from Aurora East helps track compliance with National Ambient Air Quality Standards (NAAQS) and informs public health advisories. The station's location in Arapahoe County supports regional air quality management efforts.

Aurora East monitors ambient air quality in a region influenced by urban development, traffic emissions, and occasional wildfire smoke. The station's data contributes to understanding pollutant trends and ensuring compliance with EPA standards. Its siting is representative of suburban exposure, supporting health-based regulations.