Overview
Evansville CAAP is an operational air monitoring station in Evansville, Indiana, operated by the Indiana Department of Environmental Management's Office of Air Quality. It contributes to the US EPA's ambient air quality monitoring network.
Evansville CAAP is an air monitoring station located at 425 West Mill Road / Fire Station #17 in Evansville, Vanderburgh County, Indiana, United States. The facility is operational and falls under the Air Monitoring Station category, serving as a key component of the regional air quality surveillance infrastructure. The station is operated by the Indiana Department of Environmental Management's Office of Air Quality, which oversees compliance with the US EPA's National Ambient Air Quality Standards (NAAQS). As part of the EPA's Air Quality System (AQS) network, the station likely measures criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide, though specific parameters are not detailed. The siting at a fire station suggests a focus on urban background or near-road monitoring. Evansville CAAP plays a vital role in tracking air quality trends in southwestern Indiana, supporting public health advisories and regulatory compliance. Its data contributes to the EPA's nationwide assessment of air pollution, helping to inform policy decisions and community awareness. The station's long-term operation ensures continuity in monitoring, which is essential for detecting changes in air quality over time.
Environmental context
Evansville is located in the Ohio River Valley, an area influenced by industrial emissions, transportation corridors, and meteorological conditions that can trap pollutants. The air monitoring station at this site helps characterize local air quality, particularly for ozone and particulate matter, which are common concerns in the region. The station's representativeness is supported by its placement in a mixed residential and commercial area, providing data on population exposure. Monitoring continuity is maintained through the Indiana Department of Environmental Management's adherence to EPA quality assurance protocols.
Frequently asked questions
Evansville CAAP is located at 425 West Mill Road / Fire Station #17 in Evansville, Vanderburgh County, Indiana, United States.
As an air monitoring station under the US EPA's Air Quality System, Evansville CAAP typically monitors criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide to assess compliance with National Ambient Air Quality Standards.
The station is operated by the Indiana Department of Environmental Management's Office of Air Quality, which is responsible for air quality monitoring and reporting in the state.
Air monitoring in the United States is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS) network, which sets standards for monitoring methods, quality assurance, and data reporting.
Evansville's location in the Ohio River Valley makes it susceptible to air pollution from industrial sources and traffic. Continuous monitoring helps protect public health by providing data for air quality alerts and informing emission reduction strategies.
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