Overview
Oakridge - Willamette Activity Center (WAC) is an air monitoring station in Oakridge, Oregon, operated by the Oregon Department of Environmental Quality. It provides ambient air quality data as part of the US EPA Air Quality System network.
Oakridge - Willamette Activity Center (WAC) is an air monitoring station located at 47674 School Street in Oakridge, Oregon, within Lane County. Operated by the Oregon Department of Environmental Quality, this station is part of the broader US EPA Air Quality System (AQS) network, which monitors criteria pollutants and other atmospheric parameters across the United States. The station collects ambient air samples to assess local air quality, supporting compliance with the National Ambient Air Quality Standards (NAAQS) established under the Clean Air Act. As a regulatory monitoring site, it provides data on pollutants such as ozone, particulate matter, and others, depending on its specific instrumentation. The station's last reported sample date is June 30, 2025, indicating ongoing operation. Located in the Willamette Valley, the station serves the community of Oakridge, a small city surrounded by forested areas. Its data helps track air quality impacts from local sources such as wood burning, transportation, and industrial activities, contributing to public health protection and environmental management in the region.
Environmental context
Oakridge is situated in the Willamette Valley, a region known for its forested landscapes and occasional air quality challenges from wildfire smoke and wintertime inversions. The monitoring station's location near residential and school areas provides representative data for population exposure. Its role in the EPA AQS network ensures that measurements follow standardized protocols for siting and quality assurance, supporting regulatory compliance and public reporting.
Frequently asked questions
The station is located at 47674 School Street in Oakridge, Oregon, within Lane County, United States.
The station is operated by the Oregon Department of Environmental Quality (DEQ).
As part of the EPA Air Quality System network, the station typically measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), and may also monitor meteorological parameters. Specific parameters depend on the station's instrumentation.
The station provides data to the EPA Air Quality System, which is used to assess compliance with National Ambient Air Quality Standards (NAAQS) under the Clean Air Act. This data supports regulatory decisions and public health advisories.
The Willamette Valley experiences air quality issues from wildfire smoke, wood burning, and winter inversions. Monitoring stations like the one in Oakridge help track these pollutants, inform public health warnings, and guide emission reduction strategies.
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