Valley Site, Labadie Air Monitoring Station | Labadie, Missouri

Valley Site, Labadie is an air monitoring station located at 2901 Labadie Bottom Road in Labadie, Missouri, United States. Operated by Ameren Missouri, the station is part of the national air quality monitoring network and contributes to the US EPA Air Quality System (AQS). The facility is operational and serves the Franklin County area. The station operates under the regulatory framework of the US Clean Air Act and the EPA AQS network, which sets standards for criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead. Monitoring stations like Valley Site, Labadie typically measure a subset of these pollutants to assess local air quality and ensure compliance with National Ambient Air Quality Standards (NAAQS). The station's last reported sample date is September 30, 2025, indicating ongoing data collection. The environmental significance of Valley Site, Labadie lies in its role in tracking air quality in a region with industrial and power generation activities, given its operator Ameren Missouri. Continuous monitoring helps identify pollution trends, support public health advisories, and inform regulatory decisions. The station's data contributes to the broader understanding of air quality in Missouri and the central United States.

The Labadie area is situated near the Missouri River and is influenced by both local industrial emissions and regional transport of pollutants. Air monitoring stations in this region typically focus on criteria pollutants such as PM2.5 and ozone, which are relevant for public health and regulatory compliance. The station's siting near a power plant and transportation corridors makes it representative of mixed urban-industrial air quality impacts.