Great Smoky Mountains NP - Cade's Cove Air Monitoring Station, Tennessee

Great Smoky Mountains NP - Cade's Cove is an air monitoring station located in Blount County, Tennessee, within the Great Smoky Mountains National Park. Operated by the National Park Service, this station is part of the broader US EPA Air Quality System (AQS) monitoring network, which tracks criteria pollutants and other atmospheric parameters across the United States. The station collects ambient air quality data to support the National Park Service's mission of preserving natural resources. While specific parameters measured are not detailed, typical monitoring at such sites includes ozone, particulate matter, and visibility-related pollutants. The station's last reported sample date is September 30, 2025, indicating recent and ongoing operations. This monitoring station plays a critical role in assessing air quality impacts on the Great Smoky Mountains National Park, one of the most visited national parks in the US. Data from this station helps inform regulatory compliance with the Clean Air Act and supports research on regional air pollution transport and its effects on ecosystems and visibility.

The Great Smoky Mountains National Park is a Class I area under the Clean Air Act, requiring the highest level of air quality protection. Air monitoring at Cade's Cove is essential for tracking ozone, fine particulate matter, and haze, which can affect human health and the park's iconic vistas. The station's location in a remote, forested area provides representative data for regional background conditions, helping to distinguish local sources from transported pollution.