Nampa - Ridgecrest Air Monitoring Station, Nampa, Idaho | Environmental Monitoring

Nampa - Ridgecrest is an air monitoring station located at 3730 Ridgecrest Drive in Nampa, Canyon County, Idaho, United States. Operated under the oversight of the Idaho Department of Health and Welfare-Environment Division, this station is part of the broader US EPA Air Quality System (AQS) network that monitors criteria pollutants and other atmospheric parameters across the country. The station's last reported sample date is June 30, 2025, indicating recent and ongoing data collection. As a fixed-site monitor, it contributes to the national ambient air quality monitoring program, which supports compliance with the Clean Air Act and provides data for public health assessments. Typical parameters at such stations include ozone, particulate matter (PM2.5 and PM10), carbon monoxide, sulfur dioxide, and nitrogen dioxide, though specific measurements at this site are not detailed. Located in the Treasure Valley, the station serves a growing urban area with a mix of agricultural, industrial, and residential sources. Its data helps local and state agencies track air quality trends, issue health advisories, and develop emission reduction strategies. The station's ongoing operation ensures continuity of long-term records essential for climate and epidemiological studies.

The Nampa - Ridgecrest station monitors air quality in the Treasure Valley, a region influenced by agricultural activities, transportation corridors, and urban development. The area experiences temperature inversions in winter that can trap pollutants, making continuous monitoring critical. The station's siting in a residential area provides representative data for population exposure assessments. Its reporting to the Idaho Department of Health and Welfare ensures integration with state and federal air quality management programs under the US EPA AQS framework.