Overview
Medford - Grant & Belmont Sts. (MGB) is an operational air monitoring station in Medford, Oregon, operated by the Oregon Department of Environmental Quality. It contributes to the US EPA Air Quality System (AQS) network.
Medford - Grant & Belmont Sts. (MGB) is an air monitoring station located at 902 Grant Avenue in Medford, Oregon, within Jackson County. It is part of the United States Environmental Protection Agency's (EPA) Air Quality System (AQS) network, which monitors criteria pollutants and other atmospheric parameters to ensure compliance with National Ambient Air Quality Standards (NAAQS). The station is operated by the Oregon Department of Environmental Quality (DEQ) and is currently operational. As an air monitoring station, MGB typically measures pollutants such as ozone, particulate matter (PM2.5 and PM10), carbon monoxide, sulfur dioxide, and nitrogen dioxide, depending on its specific instrumentation. The station's siting follows EPA guidelines to ensure representativeness of local air quality. Data from this station supports regulatory reporting, public health advisories, and air quality management in the Rogue Valley region. The station plays a key role in monitoring air quality in Medford, a city in southern Oregon with a mix of urban, agricultural, and industrial sources. The data collected helps inform local and state efforts to reduce pollution and protect public health. The station's long-term operation contributes to trend analysis and compliance with the Clean Air Act.
Environmental context
Medford is located in the Rogue Valley, surrounded by mountains, which can trap pollutants and lead to elevated ozone and particulate matter levels, especially during summer wildfires. The air monitoring station at Grant & Belmont Sts. is positioned to capture representative urban air quality. Its data supports the Oregon DEQ's State Implementation Plan for NAAQS compliance and provides real-time information for public health alerts during poor air quality events.
Frequently asked questions
The station is located at 902 Grant Avenue in Medford, Oregon, within Jackson County, United States.
As part of the EPA AQS network, the station typically measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), carbon monoxide, sulfur dioxide, and nitrogen dioxide, though specific parameters may vary.
The station is operated by the Oregon Department of Environmental Quality (DEQ).
Air monitoring stations like MGB operate under the US EPA's Air Quality System (AQS) network, which supports compliance with National Ambient Air Quality Standards (NAAQS) as required by the Clean Air Act.
The station provides real-time air quality data used for public health advisories, especially during wildfire events, and supports long-term trend analysis for air quality management in the Rogue Valley.
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