Overview
LAT/LON POINT IS TRAILER is an air monitoring station in Greensburg, Pennsylvania, operated by the Pennsylvania Department of Environmental Protection. It monitors ambient air quality as part of the US EPA Air Quality System network.
LAT/LON POINT IS TRAILER is an operational air monitoring station located at the PennDOT Maintenance District Building on Donohoe Road in Greensburg, Westmoreland County, Pennsylvania. It is part of the United States' extensive ambient air quality monitoring network, which supports compliance with the Clean Air Act and National Ambient Air Quality Standards (NAAQS). The station is operated by the Pennsylvania Department of Environmental Protection (PA DEP), which manages a statewide network of monitors to track criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide. While specific parameters measured at this site are not detailed, typical PA DEP stations include continuous analyzers and filter-based samplers to meet federal monitoring requirements. As a monitoring station in a suburban/rural area of southwestern Pennsylvania, this site contributes to understanding regional air quality, particularly in relation to local industrial sources and transport from the Pittsburgh metropolitan area. Data from this station supports public health advisories and regulatory decision-making under the US EPA's Air Quality System (AQS).
Environmental context
The station's location in Westmoreland County places it in a region with a mix of urban, industrial, and agricultural influences. Air quality monitoring here helps assess the impact of local emissions from transportation and industry, as well as regional ozone transport. The site's representativeness is typical for a suburban monitoring station, providing data that informs the EPA's air quality index and state implementation plans for NAAQS compliance.
Frequently asked questions
The station is located at the PennDOT Maintenance District Building on Donohoe Road in Greensburg, Westmoreland County, Pennsylvania, USA.
As an air monitoring station, it measures ambient air pollutants such as ozone, particulate matter, and other criteria pollutants to ensure compliance with National Ambient Air Quality Standards.
The station is operated by the Pennsylvania Department of Environmental Protection (PA DEP), which manages a statewide network of air quality monitors.
The station operates under the US Clean Air Act and is part of the EPA's Air Quality System (AQS) network, which sets standards for monitoring methods, quality assurance, and data reporting.
Data from this station helps track pollution trends, issue air quality alerts, and inform state implementation plans for reducing emissions and protecting public health.
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