SYDNEY Air Monitoring Station, Valrico, Florida | US EPA AQS Network

SYDNEY is an air monitoring station located at 1167 N Dover Road, Valrico, Florida, within Hillsborough County. The station is part of the 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 is operated by the Hillsborough County Environmental Protection Commission, which manages a network of monitors across the county. The facility collects continuous or periodic air samples, measuring pollutants such as ozone, particulate matter, nitrogen dioxide, and sulfur dioxide. Data from this station contributes to regional air quality assessments and public health advisories. As part of the Florida air monitoring network, SYDNEY supports local and state efforts to track air quality trends, evaluate emission reduction strategies, and inform the public about air quality conditions. The station's location in a suburban area provides representative data for population exposure estimates.

The station is situated in a mixed residential and agricultural area of Hillsborough County, near Tampa. Local air quality is influenced by urban emissions from Tampa, industrial sources, and seasonal wildfires. Monitoring criteria pollutants like ozone and PM2.5 is critical for assessing compliance with NAAQS and protecting public health. The station's siting follows EPA guidelines for representativeness, ensuring data reflects typical ambient conditions.