Overview
Madras - Westside Elementary School (MWS) is an air monitoring station in Madras, 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.
Madras - Westside Elementary School (MWS) is an air monitoring station located at 410 SW 4th Street in Madras, Oregon, United States. It is operated by the Oregon Department of Environmental Quality and contributes to the national ambient air quality monitoring network under the US EPA Air Quality System (AQS). The station is part of a statewide effort to track criteria pollutants and support regulatory compliance with the Clean Air Act. The station collects air quality samples on a regular basis, with the most recent sample date recorded as June 30, 2025. While specific parameters measured are not detailed, typical air monitoring stations in Oregon measure pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead. The data supports local and regional air quality management, health advisories, and attainment status determinations. Located in Jefferson County, the station serves the community of Madras and surrounding areas. Its placement at an elementary school allows for representative monitoring of urban-influenced air quality. The data collected helps inform public health decisions and regulatory actions, contributing to the broader goal of maintaining healthy air quality standards in Oregon.
Environmental context
The station operates within Oregon's air quality regulatory framework, which follows the US EPA's National Ambient Air Quality Standards (NAAQS). The local context includes potential influences from agricultural activities, wood burning, and transportation emissions typical of central Oregon. Monitoring at this site helps assess compliance with health-based standards and supports the state's air quality management plans.
Frequently asked questions
The station is located at 410 SW 4th Street in Madras, Oregon, United States.
The station is operated by the Oregon Department of Environmental Quality (DEQ).
Typical air monitoring stations in Oregon measure criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead.
The Oregon DEQ follows US EPA quality assurance procedures, including regular calibration, audits, and data validation to ensure the accuracy and representativeness of air quality measurements.
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS) network. Stations like this one support compliance with National Ambient Air Quality Standards (NAAQS).
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