ODOT Ironton Air Monitoring Station, Ironton, Ohio | United States

ODOT Ironton is an air monitoring station located at 450 Commerce Drive in Ironton, Ohio, within Lawrence County. Operated under the Ohio EPA Central Office, 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 monitoring station, ODOT Ironton contributes to the regulatory framework established by the Clean Air Act. The Ohio EPA manages a network of stations across the state to track pollutants such as ozone, particulate matter, and nitrogen dioxide. The station's location in Ironton, a small city in the Ohio River Valley, is representative of mixed industrial and residential exposure, supporting both compliance monitoring and public health assessments. The data from ODOT Ironton supports local and regional air quality management, helping to identify trends and inform emission reduction strategies. Continuous operation ensures long-term datasets that are valuable for epidemiological studies and policy evaluation. The station's role within the Ohio EPA network underscores its importance in maintaining air quality standards and protecting community health.

The Ohio River Valley, where Ironton is located, has a history of industrial activity including steel manufacturing and chemical processing, which can contribute to elevated levels of particulate matter and ozone precursors. Air monitoring stations like ODOT Ironton are critical for tracking these pollutants under the US EPA AQS network. The station's siting near transportation corridors (e.g., Commerce Drive) allows for representative sampling of urban and traffic-related emissions, supporting both regulatory compliance and community exposure assessments.