Johnson County Luisa Air Monitoring Station, Alvarado, Texas

Johnson County Luisa is an air monitoring station located at 2420 Luisa Ln in Alvarado, Texas, within Johnson County. Operated under the oversight of the Texas Commission on Environmental Quality (TCEQ), this station is part of the broader US EPA Air Quality System (AQS) network, contributing to national ambient air quality monitoring. The station's last reported sample date is March 1, 2025, indicating ongoing data collection. While specific parameters measured are not detailed, typical TCEQ stations monitor criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), carbon monoxide, sulfur dioxide, and nitrogen dioxide, in line with the Clean Air Act requirements. The station's siting follows EPA guidelines to ensure representativeness of local air quality. As part of Texas's extensive monitoring network, Johnson County Luisa supports public health protection by tracking pollutant levels and informing regulatory compliance. The data collected aids in assessing air quality trends and implementing control strategies for the Dallas-Fort Worth metroplex area, contributing to community awareness and environmental management.

The station is situated in a suburban area of Johnson County, within the Dallas-Fort Worth region, which experiences ozone nonattainment challenges. Monitoring here helps track emissions from transportation, industrial sources, and urban development. Parameter coverage typically includes criteria pollutants and meteorological data, ensuring representative siting for population exposure assessment. Reporting continuity through TCEQ supports long-term trend analysis and regulatory compliance under the Clean Air Act.