Overview
Johnson-Riley Road is an operational air monitoring station in Calvert City, Kentucky, United States. It is part of the national ambient air quality monitoring network, reporting to the Eastern Research Group.
Johnson-Riley Road is an air monitoring station located at 239 Johnson Riley Road in Calvert City, Marshall County, Kentucky, United States. The station is operational and contributes to the country's ambient air quality surveillance under the US EPA Air Quality System (AQS) framework. The station reports to the Eastern Research Group, a key contractor supporting EPA's monitoring programs. While specific parameters measured are not detailed, typical stations in the US monitor criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, along with meteorological parameters. The station's siting in a rural area near Calvert City provides representative background air quality data for the region. As part of the national network, Johnson-Riley Road supports regulatory compliance with the Clean Air Act and provides data for public health advisories and air quality index (AQI) reporting. Its continued operation ensures long-term trend analysis and helps inform local and regional air quality management decisions.
Environmental context
The station is situated in a rural area of western Kentucky, near the Tennessee River and the Land Between the Lakes National Recreation Area. The local environment is influenced by agricultural activities, nearby industrial facilities in Calvert City, and regional transport of pollutants. Monitoring at this site helps assess background air quality and potential impacts from industrial sources, supporting the EPA's goal of protecting public health and the environment through comprehensive air surveillance.
Frequently asked questions
The Johnson-Riley Road air monitoring station is located at 239 Johnson Riley Road in Calvert City, Marshall County, Kentucky, United States.
Typical US EPA air monitoring stations measure criteria pollutants including ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, as well as meteorological data.
The station reports to the Eastern Research Group, which supports the US EPA's Air Quality System (AQS) network. It is part of the national ambient air monitoring program.
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS). Stations must follow federal reference methods and quality assurance procedures to ensure data accuracy and comparability.
The station provides continuous ambient air quality data that supports regulatory compliance, public health advisories, and air quality index (AQI) reporting. Its rural location helps assess background pollution levels and long-term trends.
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