HOPKINSVILLE Air Monitoring Station, Christian County, Kentucky | US EPA AQS Network

HOPKINSVILLE is an air monitoring station located at 10800 Pilot Rock Road in Christian County, Kentucky, United States. The station is operated by the Kentucky Division For Air Quality and is part of the national ambient air quality monitoring network. As a fixed-site monitor, it contributes to the assessment of criteria pollutants and other atmospheric parameters in the region. The station operates under the regulatory framework of the US EPA Air Quality System (AQS), which sets standards for monitoring methods, quality assurance, and data reporting. Typical air monitoring stations in Kentucky measure pollutants such as ozone, particulate matter, nitrogen dioxide, and sulfur dioxide, following EPA reference methods. The station's last reported sample date is June 30, 2025, indicating ongoing data collection. Located in a rural area of western Kentucky, the station helps characterize background air quality and potential impacts from local sources such as agriculture, transportation, and industrial activities. Continuous monitoring supports public health protection and compliance with National Ambient Air Quality Standards (NAAQS). The data collected aids in air quality management and research.

The station's rural setting in Christian County provides representative background air quality data for the region. Monitoring in such areas helps distinguish between local emission sources and regional transport of pollutants. The Kentucky Division For Air Quality operates a network of stations to meet EPA monitoring requirements, including siting criteria for population exposure and source impact assessment. Parameter coverage typically includes criteria pollutants and meteorological parameters, supporting both regulatory compliance and public information.