Twin Falls Air Monitoring Station | Twin Falls, Idaho, United States

Twin Falls is an air monitoring station located at 650 Addison Avenue in Twin Falls, Idaho, United States. Operated by the Idaho Department of Health and Welfare-Environment Division, the station is part of the national ambient air quality monitoring network. It contributes to the US EPA Air Quality System (AQS), which tracks criteria pollutants and other atmospheric parameters to ensure compliance with the Clean Air Act. The station collects air samples and reports data to the AQS, with the most recent sample date recorded as June 30, 2025. While specific parameters measured are not detailed, typical monitoring at such stations includes ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The station's location in an urban area provides representative data for population exposure assessment. Environmental monitoring in Twin Falls supports local air quality management and public health protection. The data helps identify pollution trends, inform regulatory actions, and provide communities with information about air quality. As part of Idaho's monitoring network, the station plays a role in regional air quality planning and compliance with National Ambient Air Quality Standards (NAAQS).

Twin Falls is situated in south-central Idaho, a region with a mix of agricultural, industrial, and urban activities. Air quality monitoring here is important for tracking emissions from agriculture (e.g., ammonia, particulate matter from tilling), transportation, and local industry. The station's data contributes to understanding regional air pollution transport and helps assess compliance with federal air quality standards. Monitoring also supports public health advisories during wildfire seasons, which can impact air quality in the area.