Provolt - BLM Seed Orchard (PSO) Air Monitoring Station, Oregon

Provolt - BLM Seed Orchard (PSO) is an air monitoring station located at 14171 Williams, Provolt, Oregon, within the Provolt Seed Orchard. Operated by the Oregon Department of Environmental Quality, this station is part of the broader US 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's last reported sample date is March 31, 2021, indicating ongoing data collection. As part of Oregon's state air monitoring network, the station contributes to regional air quality assessments. The Oregon DEQ manages a network of stations across the state, focusing on areas with diverse emission sources, including urban, industrial, and rural settings. The Provolt station, situated in a rural area near the BLM seed orchard, likely monitors background air quality and potential impacts from nearby agricultural or forestry activities. The station's location in Josephine County, near the California border, provides valuable data for understanding air quality in the Siskiyou Mountains region. This monitoring supports public health protection by tracking pollutant levels and informing regulatory decisions. The data collected helps assess long-term trends and compliance with federal standards, benefiting local communities and ecosystems.

The Provolt area is characterized by mixed conifer forests and agricultural lands, with potential air quality influences from prescribed burns, wildfires, and agricultural activities. The station's rural siting provides baseline air quality data away from major urban sources. Monitoring in this region helps track ozone, particulate matter, and other pollutants that can affect respiratory health and visibility. The Oregon DEQ's network ensures representative coverage across diverse landscapes, supporting the state's air quality management goals.