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Air Quality History for Smolyan, BG

Historical PM2.5 and AQI trend from monitoring stations near Smolyan, BG.

31
Current AQI
Good
48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

252h · 9 stations

Daily Summary

Date AQI Range PM2.5 avg PM10 avg Hours Stations
2026-04-10 47 38–54 11.3 µg/m³ 15.6 24h 8
2026-04-09 42 21–61 10.3 µg/m³ 14.3 16h 7
2026-04-08 38 25–46 9.2 µg/m³ 12.8 9h 8
2026-04-07 43 31–66 10.6 µg/m³ 14.8 24h 8
2026-04-06 40 25–76 9.9 µg/m³ 13.7 17h 8
2026-04-04 49 27–76 12.8 µg/m³ 17.7 15h 9
2026-04-03 46 25–72 11.8 µg/m³ 16.4 24h 8
2026-04-02 37 4–60 8.9 µg/m³ 12.5 22h 6
2026-04-01 52 12–159 14.5 µg/m³ 19.9 23h 7
2026-03-31 47 30–88 12.0 µg/m³ 16.5 21h 9
2026-03-30 40 24–53 9.5 µg/m³ 13.3 10h 9
2026-03-29 43 26–82 10.9 µg/m³ 15.2 23h 9
2026-03-28 39 25–64 9.6 µg/m³ 13.3 23h 10
2026-03-27 28 28–28 6.7 µg/m³ 9.2 1h 6
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