Overview
The Village of Maryville Air Monitoring Station in Illinois, USA, is an operational facility under the Illinois Environmental Protection Agency, contributing to ambient air quality surveillance in Madison County.
The Village of Maryville Air Monitoring Station is a publicly operated air monitoring station located at 8B Schiber Court in Maryville, Illinois, United States. It is part of the national air quality monitoring network overseen by the Illinois Environmental Protection Agency, which reports data to the US EPA's Air Quality System (AQS). The station serves the Madison County area, providing critical data on criteria pollutants to support regulatory compliance and public health assessments. As an air monitoring station, the facility measures key atmospheric parameters in accordance with US EPA standards, including ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead. The station's siting follows EPA guidelines to ensure representativeness of local air quality, with continuous monitoring and regular data submissions to the AQS database. The last reported sample date is October 31, 2025, indicating ongoing operations. The station plays a vital role in the region's environmental monitoring infrastructure, supporting the National Ambient Air Quality Standards (NAAQS) and informing local air quality management decisions. Its data contributes to the assessment of pollution trends, health risk evaluations, and the development of emission reduction strategies in the St. Louis metropolitan area, which includes Madison County.
Environmental context
The Village of Maryville station is situated in a mixed urban-industrial region near St. Louis, where air quality is influenced by transportation, industrial emissions, and meteorological conditions. Monitoring criteria pollutants at this location helps track compliance with NAAQS and supports the EPA's regional haze and ozone transport programs. The station's data is essential for understanding local pollution gradients and protecting public health in a densely populated area.
Frequently asked questions
The station is located at 8B Schiber Court in Maryville, Madison County, Illinois, United States.
The station monitors criteria air pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead, in accordance with US EPA standards.
The station is operated under the Illinois Environmental Protection Agency, which reports data to the US EPA's Air Quality System.
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS) network, with stations following National Ambient Air Quality Standards (NAAQS) and siting criteria.
The station provides continuous data on pollutant levels, supporting compliance assessments, health risk evaluations, and emission reduction strategies in the St. Louis metropolitan area.
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