Crawford Woods Air Monitoring Station, Hamilton, Ohio | Environmental Monitoring Facility

Crawford Woods is an air monitoring station located at 2200 Hensley Ave., Hamilton, Ohio, within Butler County. Operated by the Hamilton County Department of Environmental Services, this station is part of the broader US EPA Air Quality System (AQS) network, which monitors criteria pollutants and other atmospheric parameters to ensure compliance with National Ambient Air Quality Standards (NAAQS). The station's last reported sample date is September 30, 2025, indicating ongoing data collection. As a fixed-site monitor in a suburban setting, Crawford Woods contributes to the spatial coverage of air quality monitoring in southwestern Ohio. The station likely measures one or more criteria pollutants such as ozone, particulate matter (PM2.5 or PM10), nitrogen dioxide, or sulfur dioxide, though specific parameters are not detailed. Its location near residential areas helps assess population exposure to air pollution. The data from Crawford Woods supports local and state air quality management efforts, including attainment status determinations and public health advisories. The Hamilton County Department of Environmental Services uses this information to inform regulatory decisions and community outreach. Continuous operation of such stations is vital for tracking long-term trends and episodic pollution events.

Hamilton, Ohio, lies in the Great Lakes region, where air quality can be influenced by industrial emissions, vehicle traffic, and transboundary pollution. The area is subject to US EPA regulations under the Clean Air Act, and monitoring stations like Crawford Woods help determine compliance with NAAQS. Parameter coverage typically includes ozone and particulate matter, with siting designed to represent population exposure. Reporting continuity is maintained through the AQS network, ensuring data comparability across the region.