Insights: Tampa-St. Petersburg-Clearwater, FL metro. Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 51 over 362 measured days in 2024, which corresponds to a Moderate band and a Poor metro-wide health grade. The monitored-day split lands at 167 Good days (46%), 190 Moderate (52%), and 5 Unhealthy-for-Sensitive-Groups (1%). The 90th-percentile AQI finished at 67 while the highest single-day reading hit 143 (USG). Metro residents averaged roughly 13.8 clean-air days per 30-day window across the reporting year.

Across the 2020–2024 trend window, good days shifted by +1 and the median AQI moved -1 points, which classifies the multi-year trajectory as stable. The metro avoided any Unhealthy-tier days entirely, an outcome that typically reflects favorable wind patterns, lower industrial density, or effective regional emission controls. Metros with comparable AQI profiles include Corpus Christi, TX (48.6% good, AQI 51); Durham-Chapel Hill, NC (46.2% good, AQI 51); Grand Rapids-Wyoming, MI (48.6% good, AQI 51).