Overview
Ketchum Air Monitoring Station in Idaho, United States, is an operational facility managed by the Idaho Department of Health and Welfare-Environment Division. It contributes to ambient air quality surveillance under the US EPA AQS network.
Ketchum Air Monitoring Station is an operational air monitoring facility located at 111 West 8th Street in Ketchum, Blaine County, Idaho, United States. It is part of the national ambient air quality monitoring network overseen by the Idaho Department of Health and Welfare-Environment Division, which reports data to the US EPA Air Quality System (AQS). The station provides critical air quality data for the Ketchum area, a mountain community in the Wood River Valley. The station operates under the regulatory framework of the US Clean Air Act and the EPA's AQS network, which sets standards for criteria pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide. As a monitoring station in a rural mountainous region, it likely focuses on background air quality and potential impacts from local sources like wood burning and transportation. The station's last reported sample date is June 30, 2025, indicating recent active data collection. Ketchum's location in central Idaho, near the Sawtooth National Recreation Area, makes this station important for understanding air quality in a region valued for outdoor recreation and tourism. The data supports public health advisories and helps track regional haze and ozone levels. The station's operation by the state environmental division ensures compliance with federal monitoring requirements and contributes to the national air quality database.
Environmental context
Ketchum is situated in a high-altitude valley in the Rocky Mountains, where air quality can be influenced by temperature inversions trapping pollutants, as well as seasonal wildfire smoke. The monitoring station's siting is representative of a small urban area with tourism-driven emissions. Parameter coverage typically includes criteria pollutants, with potential for speciation monitoring to understand local pollution sources. Reporting continuity is maintained through the Idaho Department of Health and Welfare, ensuring data flows to the EPA AQS network.
Frequently asked questions
The Ketchum Air Monitoring Station is located at 111 West 8th Street in Ketchum, Blaine County, Idaho, United States.
It monitors ambient air quality for criteria pollutants and other parameters, reporting data to the US EPA Air Quality System (AQS) to support public health and environmental protection.
The station is operated by the Idaho Department of Health and Welfare-Environment Division, which manages air quality monitoring across the state.
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS) network, which sets standards for criteria pollutants and requires state agencies to operate monitoring stations.
Ketchum's location in a mountain valley makes it susceptible to air quality issues from temperature inversions and wildfire smoke. Monitoring helps protect public health and supports tourism and outdoor recreation.
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