SOUTH PHOENIX Air Monitoring Station in Phoenix, Arizona | USA

SOUTH PHOENIX is an operational air monitoring station located at 33 W Tamarisk Ave in Phoenix, Arizona, within Maricopa County. As part of the US EPA's Air Quality System (AQS) network, this station contributes to the national ambient air quality monitoring program, which tracks criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide. The station is situated in an urban area, representative of exposure for a significant population in the Phoenix metropolitan region. The station's reporting agency is Eastern Research Group, which manages data collection and quality assurance. While specific parameters measured are not detailed, typical urban stations in Arizona monitor ozone and PM10/PM2.5, with some also measuring meteorological parameters. The station operates under the regulatory framework of the Clean Air Act and EPA's monitoring requirements, ensuring data consistency and comparability across the national network. This station plays a key role in assessing air quality trends in Phoenix, a city known for its high ozone levels and particulate matter challenges due to geography and vehicle emissions. Data from SOUTH PHOENIX supports state implementation plans for attaining National Ambient Air Quality Standards and provides the public with real-time air quality information through EPA's AirNow platform. Its continued operation is vital for tracking progress toward cleaner air and protecting community health.

Phoenix, Arizona, experiences high temperatures and frequent temperature inversions that trap pollutants, leading to elevated ozone and particulate matter levels. The city's rapid urban growth and vehicle emissions contribute to air quality challenges. Monitoring stations like SOUTH PHOENIX are strategically sited to capture population exposure and support regulatory compliance with EPA standards. The station's data helps inform local air quality management and public health advisories.