ESTRELLA PM2.5 1 HOUR NEPH Air Monitoring Station, Goodyear, Arizona

ESTRELLA PM2.5 1 HOUR NEPH is an air monitoring station located at 15099 W. Casey Abbott Rd in Goodyear (Litchfield), Maricopa County, Arizona. Operated by the Arizona Department of Environmental Quality, this station is part of the US EPA Air Quality System (AQS) network, which monitors criteria pollutants to ensure compliance with National Ambient Air Quality Standards (NAAQS). The station focuses on PM2.5 particulate matter using a nephelometer for continuous 1-hour measurements. The station operates under the regulatory framework of the Clean Air Act, with data reported to the EPA AQS. PM2.5 monitoring is critical for assessing health impacts from fine particulate pollution, which can originate from sources such as vehicle emissions, industrial activity, and dust. The station's location in the Phoenix metropolitan area provides representative data for urban air quality assessment. This monitoring station contributes to the regional air quality management efforts in Maricopa County, which faces challenges from population growth and desert dust. Continuous PM2.5 data supports public health advisories and regulatory actions. The station's operation ensures long-term trend analysis and compliance with federal standards.

The station monitors PM2.5, a criteria pollutant linked to respiratory and cardiovascular health effects. Located in the Sonoran Desert, the region experiences high dust levels from natural and anthropogenic sources. The station's siting in a suburban area provides representative data for population exposure. Continuous monitoring supports the EPA's AQS network and helps assess compliance with NAAQS for PM2.5.