Air Quality near Balik Pulau
Right now
The most recent data we hold from World Air Quality Index arrived 7 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, <1 km from here.
Reported by World Air Quality Index today.
It is the 3rd strongest of the 7 detections recorded within 20 km of this point since 25 August 2026. The last comparable one was on 6 September 2026. 3 more were recorded here in the fortnight before it.
What the source measured
World Air Quality Index reported: AQI 156 (Unhealthy) at Bandar Baru Air Putih (Botanica.Ct)
The air quality index read 156 (Unhealthy) at the Bandar Baru Air Putih (Botanica.Ct) station.
Urban PEI: 5,175 within a heuristic 5 km radius; not unique people.
This is the highest air quality index we have recorded at this point, over 12 readings since 13 September 2026 — the previous range was 154 to 156.
Nearby, since 25 August 2026
- September 14, 2026 · score 37 · 0.0 km
- September 6, 2026 · score 37 · 0.0 km
- September 6, 2026 · score 46 · 18.9 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 37 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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 | Medium |
| Calamity Score (ours) | 37 / 100 |
| Legacy data-support index | 0.65/1 |
| Coordinates | 5.3693, 100.2197 |
| Nearest City | Balik Pulau (3 km) |
| Urban exposure index (PEI) | 5.2K within 5 km |
| Impact Tier | significant |
| Timestamp | 2026-09-13T18:00:02.000Z |
| Source | https://aqicn.org/city/@-2598550 |
Physical priority index · v4 (historical). Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: waqi. Occurrence: 2026-09-13T18:00:02.000Z.
First archived: 2026-09-13T16:36:53.376Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Aqi | 156 |
| AqiCategory | Unhealthy |
| StationName | Bandar Baru Air Putih (Botanica.Ct) |
| StationUid | -2598550 |
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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