SmogRank / Countries / Thailand / Uttaradit

Most polluted cities in Uttaradit, Thailand

1 measured city, last 7 days; 0 above the WHO 24-hour guideline. Worst: Uttaradit at 4.3 µg/m³, #1,993 in the world.

  1. 1Uttaraditlow-cost sensors 4.3
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

Updated 2026-10-01 17:07 UTC. Values are PM2.5 in µg/m³ (fine particles), the median of each city's monitors.