Santa Maria Air Monitoring Station, Santa Barbara County, California

Santa Maria is an air monitoring station located at 906 S Broadway in Santa Maria, California, within Santa Barbara County. Operated by the California Air Resources Board, it 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 February 1, 2021, indicating ongoing data collection. As a monitoring station in California, Santa Maria operates under the regulatory framework of the California Air Resources Board (CARB) and the US EPA. The station likely measures key pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, sulfur dioxide, carbon monoxide, and lead, as typical for AQS stations. Its siting in an urban area supports representative monitoring of population exposure. The station's location in Santa Maria, a city in the Central Coast region, provides valuable data for assessing air quality impacts from local sources such as agriculture, transportation, and industrial activities. This information supports public health advisories and regulatory actions to maintain air quality standards.

Santa Maria is situated in California's Central Coast, a region influenced by agricultural emissions, vehicle traffic, and occasional wildfire smoke. Air monitoring here is critical for tracking ozone and particulate matter levels, which can affect respiratory health. The station's data contributes to regional air quality management under the California Air Resources Board and US EPA programs.