Insights: Palatka, FL metro. Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 21 over 273 measured days in 2025, which corresponds to a Good band and a Excellent metro-wide health grade. The monitored-day split lands at 262 Good days (96%), 11 Moderate (4%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 42 while the highest single-day reading hit 69 (Moderate). Metro residents averaged roughly 28.8 clean-air days per 30-day window across the reporting year.

Across the 2020–2025 trend window, good days shifted by -103 and the median AQI moved +7 points, which classifies the multi-year trajectory as worsening. 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 Bremerton-Silverdale, WA (96.2% good, AQI 21); Juneau, AK (85.1% good, AQI 21); Longview, WA (91.6% good, AQI 21).