Arendtsville Air Monitoring Station, Pennsylvania | United States Environmental Monitoring

Arendtsville is an air monitoring station located in Adams County, Pennsylvania, United States. Operated by the Pennsylvania Department of Environmental Protection, it is part of the NARSTO (North American Research Strategy for Tropospheric Ozone) network, which focuses on air quality research and monitoring. The station contributes to the broader US EPA Air Quality System (AQS) network, supporting regulatory compliance and public health assessments. The station's last reported sample date is September 30, 2025, indicating ongoing operations. As a NARSTO site, it likely measures criteria pollutants such as ozone, particulate matter, and nitrogen oxides, though specific parameters are not detailed. The Pennsylvania Department of Environmental Protection oversees the station, ensuring adherence to state and federal air quality standards under the Clean Air Act. Arendtsville's location in a rural area of Pennsylvania provides valuable baseline air quality data, complementing urban monitoring stations. This data supports regional air quality management, helps track long-term trends, and informs public health advisories. The station's role in the NARSTO network underscores its contribution to atmospheric research and policy development.

The station's rural setting in Adams County, Pennsylvania, offers representative background air quality measurements, essential for distinguishing local pollution sources from regional transport. Its operation under the Pennsylvania Department of Environmental Protection aligns with US EPA AQS standards, ensuring data comparability. The station likely monitors ozone and fine particulate matter, key pollutants in the region due to agricultural activities and long-range transport from urban centers.