Irmo DJJ Air Monitoring Station, Columbia, South Carolina | United States

Irmo DJJ is an air monitoring station located at 4900 Broad River Rd. in Columbia, South Carolina, within the United States. Operated by the South Carolina Department of Environmental Services, this facility is part of the national ambient air quality monitoring network that supports the US EPA's Air Quality System (AQS). The station provides critical data on criteria pollutants to assess compliance with National Ambient Air Quality Standards (NAAQS). The station's last reported sample date is September 30, 2025, indicating ongoing data collection. While specific parameters measured are not detailed, typical air monitoring stations in South Carolina track pollutants such as ozone, particulate matter (PM2.5 and PM10), sulfur dioxide, nitrogen dioxide, carbon monoxide, and lead. The station's location in Richland County, near the Broad River, ensures representative sampling of urban and suburban air quality. Environmental monitoring at Irmo DJJ supports public health protection by providing data used in air quality index reporting and regulatory compliance. The station's operation under the South Carolina Department of Environmental Services ensures adherence to EPA quality assurance protocols, contributing to a robust state-wide monitoring network that informs policy and community awareness.

Columbia, South Carolina, experiences a humid subtropical climate with hot summers and mild winters, which can influence ozone formation and particulate matter levels. The Irmo DJJ station's location near a major river and within a mixed residential-commercial area provides representative data for urban air quality. Monitoring criteria pollutants here helps assess the impact of local traffic, industrial sources, and regional transport on air quality, supporting the state's compliance with EPA standards and public health advisories.