Overview
Woodland-Gibson Road is an operational air monitoring station in Woodland, California, operated by the California Air Resources Board. It contributes to the US EPA Air Quality System network by tracking criteria pollutants and supporting regional air
Woodland-Gibson Road is an air monitoring station located at 41929 E. Gibson Road in Woodland, California, within Yolo County. Operated by the California Air Resources Board, the station is part of the broader US EPA Air Quality System (AQS) monitoring network, which provides critical data on ambient air pollution levels across the United States. The station operates under the regulatory framework of the Clean Air Act and the California Clean Air Act, which mandate monitoring of criteria pollutants such as ozone, particulate matter, carbon monoxide, nitrogen dioxide, sulfur dioxide, and lead. As part of the California Air Resources Board's network, it likely employs federal reference or equivalent methods for continuous or periodic sampling, with data reported to the AQS database. The station's last reported sample date is September 30, 2025, indicating ongoing operation. Woodland-Gibson Road serves the Sacramento Valley air basin, an area influenced by agricultural emissions, urban sources from nearby Sacramento, and meteorological conditions that can trap pollutants. The data collected supports public health advisories, state implementation plans for attaining National Ambient Air Quality Standards, and community awareness of local air quality conditions.
Environmental context
The station is situated in Yolo County, part of the Sacramento Valley, where air quality is affected by a mix of agricultural activities, transportation corridors, and seasonal temperature inversions. Monitoring at this site helps characterize regional ozone and particulate matter patterns, which are key concerns for public health and regulatory compliance. The California Air Resources Board's network emphasizes representativeness through careful siting criteria, ensuring data reflects population exposure and background conditions.
Frequently asked questions
The station is located at 41929 E. Gibson Road in Woodland, California, within Yolo County.
The station is operated by the California Air Resources Board (CARB), which manages a statewide network of air quality monitoring stations.
As part of the CARB network, the station likely monitors criteria pollutants including ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, and others as required by federal and state regulations.
Data from the station is reported to the US EPA Air Quality System (AQS) and used to assess compliance with National Ambient Air Quality Standards, inform public health advisories, and guide state implementation plans.
Yolo County's air quality is influenced by agriculture, urban emissions, and meteorological conditions. Monitoring helps track pollution trends, protect public health, and support regional air quality management efforts.
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