Overview
Village Garage is an air monitoring station in Alsip, Illinois, operated by the Cook County Department of Environmental Control. It provides ambient air quality data as part of the local monitoring network.
Village Garage is an air monitoring station located at 4500 W. 123rd St. in Alsip, Illinois, within Cook County. The station is part of the local air quality monitoring network managed by the Cook County Department of Environmental Control. It contributes to the assessment of ambient air pollution in the Chicago metropolitan area, supporting regulatory compliance and public health protection. The station operates under the framework of the U.S. EPA's Air Quality System (AQS), which sets standards for criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, nitrogen dioxide, and lead. While specific parameters measured at this site are not detailed, typical urban monitoring stations in Illinois track ozone and PM2.5 to meet National Ambient Air Quality Standards (NAAQS). The station's last reported sample date is September 30, 2025, indicating ongoing operation. Alsip is an industrial suburb south of Chicago, with a mix of manufacturing, transportation, and residential areas. The monitoring station's location provides representative data for assessing population exposure and regional air quality trends. This information is used by state and local agencies for air quality management, public advisories, and long-term environmental planning.
Environmental context
The Village Garage station is situated in Cook County, which is part of the Chicago metropolitan area, a region with significant industrial activity, traffic emissions, and population density. Air monitoring in this context focuses on criteria pollutants like ozone and PM2.5, which are influenced by local sources and regional transport. The station's siting aims to capture representative urban background concentrations, supporting compliance with the U.S. EPA's NAAQS and informing public health advisories.
Frequently asked questions
The Village Garage air monitoring station is located at 4500 W. 123rd St. in Alsip, Illinois, within Cook County, United States.
The station is operated by the Cook County Department of Environmental Control, which manages local air quality monitoring in the Chicago area.
Typical urban air monitoring stations in Illinois measure criteria pollutants such as ozone, PM2.5, and others to comply with National Ambient Air Quality Standards.
Air monitoring in the U.S. is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS), which sets standards for criteria pollutants and requires state and local agencies to operate monitoring networks.
The station provides ambient air quality data used by the Cook County Department of Environmental Control and the Illinois EPA to assess pollution levels, issue public health advisories, and develop strategies for meeting federal air quality standards.
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