Overview
St Johns Air Monitoring Site in Laveen, Arizona, is an operational air monitoring station under the Eastern Research Group. It contributes to the US EPA Air Quality System network, tracking criteria pollutants to support public health and regulatory
St Johns Air Monitoring Site is an operational air monitoring station located at 4208 W. Pecos in Laveen, Arizona, within Maricopa County. Operated under the reporting agency Eastern Research Group, this station is part of the broader US EPA Air Quality System (AQS) network, which monitors ambient air quality across the United States. The station's location near a school (Gila Crossing North Elementary) underscores its role in community-focused environmental monitoring. As part of the AQS network, the station likely measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead, in accordance with the National Ambient Air Quality Standards (NAAQS). The station's siting in a residential area near a school ensures representative monitoring of population exposure. Reporting continuity is maintained through the Eastern Research Group, which manages data submission to the EPA's database. The St Johns Air Monitoring Site serves a critical function in tracking air quality trends in the Phoenix metropolitan area, which faces challenges from urban emissions, dust, and seasonal ozone. Data from this station supports regulatory compliance, public health advisories, and long-term environmental planning. Its operation contributes to the EPA's mission of protecting human health and the environment through reliable air quality monitoring.
Environmental context
The St Johns Air Monitoring Site operates in Maricopa County, Arizona, a region characterized by arid climate, urban sprawl, and significant air quality challenges from vehicular emissions, industrial activity, and dust. The station's location near a school provides representative data on population exposure to criteria pollutants. Its role within the US EPA AQS network ensures adherence to federal monitoring standards, supporting regulatory compliance and public health protection.
Frequently asked questions
St Johns Air Monitoring Site is located at 4208 W. Pecos in Laveen, Arizona, within Maricopa County, near Gila Crossing North Elementary School.
As an air monitoring station in the US EPA AQS network, it likely monitors criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead to assess compliance with National Ambient Air Quality Standards.
The station is operated under the reporting agency Eastern Research Group, which manages data submission to the US EPA's Air Quality System.
The station operates under the US Clean Air Act and the National Ambient Air Quality Standards (NAAQS), with data reported to the EPA's Air Quality System (AQS) network.
Air monitoring in Laveen helps track pollution from urban emissions, dust, and seasonal ozone in the Phoenix metropolitan area, supporting public health advisories and regulatory compliance.
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