Palo Alto Air Monitoring Station, San Antonio, Texas | Environmental Monitoring Facility

The Palo Alto Air Monitoring Station is located at 9011 Poteet Jourdanton Hwy in San Antonio, Texas, within Bexar County. Operated under the oversight of the Texas Commission on Environmental Quality, this facility 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). As an air monitoring station, the facility typically measures pollutants such as ozone, particulate matter, carbon monoxide, sulfur dioxide, and nitrogen dioxide, along with meteorological parameters. The station's last reported sample date is June 11, 2020, indicating ongoing data collection. The Texas Commission on Environmental Quality manages a network of such stations across the state to track air quality trends and support regulatory actions. The station serves the San Antonio metropolitan area, providing critical data for public health advisories and environmental policy. Its location in Bexar County, a region with significant industrial and transportation activity, makes it important for assessing local air quality impacts. The data supports the EPA's mission to protect human health and the environment through effective monitoring and reporting.

The Palo Alto station operates within the US EPA's regulatory framework, focusing on criteria pollutants as defined by the Clean Air Act. Its siting in San Antonio, a growing urban area with industrial and vehicular emissions, ensures representative monitoring of population exposure. The station's reporting continuity, as evidenced by its operational status and recent sample date, supports long-term trend analysis and compliance with NAAQS.