Right now
The most recent data we hold from World Air Quality Index arrived 8 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
4 other detections within 20 km in the last 24 hours, the nearest 5 km from here.
Reported by World Air Quality Index today.
It is the 5th strongest of the 8 detections recorded within 20 km of this point since 27 April 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
World Air Quality Index reported: AQI 154 (Unhealthy) at Road and Bridge Corporation, Xingtai (邢台市路桥公司)
The air quality index read 154 (Unhealthy) at the Road and Bridge Corporation, Xingtai (邢台市路桥公司) station.
Urban PEI: 14,258 within a heuristic 5 km radius; not unique people.
Nearby, since 27 April 2026
- September 22, 2026 · score 50 · 3.8 km
- September 20, 2026 · score 50 · 3.8 km
- September 27, 2026 · score 50 · 4.8 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 41 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 v5. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Air Quality |
| Severity | Medium |
| Calamity Score (ours) | 41 / 100 |
| Legacy data-support index | 0.68/1 |
| Coordinates | 37.0960, 114.5330 |
| Nearest City | Xingtai (6 km) |
| Urban exposure index (PEI) | 14.3K within 5 km |
| Impact Tier | significant |
| Timestamp | 2026-09-26T22:00:00.000Z |
| Source | https://aqicn.org/city/@664 |
Physical priority index · v5. 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: 2026-09-26T22:00:00.000Z.
First archived: 2026-09-26T16:11:04.812Z. Material modification: 2026-09-26T22:42:37.652Z.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
2026-09-26T22:42:37.652Z · data_change
Index 41 → 41; severity medium → medium; version 5 → 5.
Score Breakdown
Technical Details
| Aqi | 154 |
| AqiCategory | Unhealthy |
| StationName | Road and Bridge Corporation, Xingtai (邢台市路桥公司) |
| StationUid | 664 |
| Network | official |
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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