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Air Quality History for Waterloo, Sierra Leone

Historical PM2.5 and AQI trend from monitoring stations near Waterloo, Sierra Leone.

139
Current AQI
Unhealthy for sensitive groups Station
48 Hours 7 Days 14 Days 20 Days
CSV JSON

Air Quality Index Station

472h

PM2.5 Station

472h · 10 stations

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date AQI Range PM2.5 avg Hours Stations
2026-09-05 64 54–95 18.5 µg/m³ 20h 10
2026-09-04 55 30–79 15.2 µg/m³ 24h 10
2026-09-03 53 41–71 13.9 µg/m³ 24h 10
2026-09-02 59 33–78 16.9 µg/m³ 24h 9
2026-09-01 51 38–69 12.8 µg/m³ 23h 10
2026-08-31 59 45–89 16.3 µg/m³ 24h 10
2026-08-30 46 36–55 11.2 µg/m³ 24h 10
2026-08-29 52 35–75 13.2 µg/m³ 24h 10
2026-08-28 50 28–69 12.8 µg/m³ 24h 10
2026-08-27 65 47–88 18.7 µg/m³ 24h 11
2026-08-26 59 32–98 16.9 µg/m³ 24h 11
2026-08-25 70 54–92 21.1 µg/m³ 24h 11
2026-08-24 70 50–104 21.1 µg/m³ 24h 11
2026-08-23 50 33–64 12.7 µg/m³ 24h 10
2026-08-22 53 48–62 13.3 µg/m³ 24h 11
2026-08-21 64 43–86 18.4 µg/m³ 24h 11
2026-08-20 42 24–64 10.6 µg/m³ 24h 10
2026-08-19 46 30–68 11.5 µg/m³ 23h 11
2026-08-18 62 52–73 17.3 µg/m³ 22h 11
2026-08-17 42 25–61 10.4 µg/m³ 23h 11
2026-08-16 29 29–29 7.0 µg/m³ 1h 10
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