Right now
The most recent data we hold from World Air Quality Index arrived 2 hours ago, and this point is in it.
Nothing else has been detected within 20 km in the last 24 hours.
Reported by World Air Quality Index today.
It is the 15th strongest of the 96 detections recorded within 20 km of this point since 9 March 2026. The last comparable one was on 10 September 2026. 24 more were recorded here in the fortnight before it.
What the source measured
World Air Quality Index reported: AQI 219 (Very Unhealthy) at Kariobangi South
The air quality index read 219 (Very Unhealthy) at the Kariobangi South station.
An estimated 1,669 people live within 5 km of this point.
Nearby, since 9 March 2026
- August 26, 2026 · score 17 · 1.2 km
- September 7, 2026 · score 37 · 1.3 km
- September 5, 2026 · score 46 · 2.2 km
How we know
One source: World Air Quality Index. Not yet confirmed by a second, independent source.
Our own score for this event is 44 out of 100, at 67 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Air Quality |
| Severity | High |
| Calamity Score (ours) | 44 / 100 |
| Our confidence | 67% |
| Coordinates | -1.2652, 36.8885 |
| Nearest City | Pumwani (5 km) |
| Population Exposed | 1.7K within 5 km |
| Impact Tier | minor |
| Timestamp | 2026-09-12T08:00:00.000Z |
| Source | https://aqicn.org/city/@-572821 |
Score Breakdown
Technical Details
| Aqi | 219 |
| AqiCategory | Very Unhealthy |
| StationName | Kariobangi South |
| StationUid | -572821 |
Safety Information
When air quality is hazardous: stay indoors with windows closed, and run a filtered air purifier if you have one. Avoid outdoor exercise. Children, older adults and anyone with heart or lung conditions are affected first and worst — an N95 respirator helps outdoors, a cloth mask does not.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
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