Cottage Hospital Air Quality

Monitoring Station · Freetown, Sierra Leone
135
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
122 4pm
135
96
97 7pm
97
97
97 10pm
99
97
97 1am
97
97
97 4am
97
97
— 7am
—
—
— 10am
—
—
— 1pm
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Station readings
122
135
CAMS model adj +72
24
24
24
25
25
25
25
27
25
25
25
25
25
25
25

Air Quality Forecast (24h)

PM2.549.4 µg/m³ ×3.3 WHO
Unhealthy for sensitive groups
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Nearby Monitoring Stations

69
Ross Road Hospital
0.9 km PM2.5: 20.5 µg/m³
37
Mountain Cut
1.6 km PM2.5: 8.9 µg/m³
31
Freetown City Council
1.8 km PM2.5: 7.4 µg/m³
41
Connaught Hospital
2.2 km PM2.5: 9.8 µg/m³
32
St Edward's Sec. School
3.1 km PM2.5: 7.7 µg/m³
99
Shell Police Station
3.5 km PM2.5: 34.8 µg/m³
20
34 Hospital
5.4 km PM2.5: 4.8 µg/m³
36
St Mark Church Lumley
7.0 km PM2.5: 8.6 µg/m³

Nearby Cities

39 Freetown 45 Goderich 70 Waterloo 25 Port Loko 25 Lunsar 25 Forécariah 25 Mile 91 25 Conakry 25 Camayenne

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T19:30 UTC.