MediumAir QualityCS: 50 · v5

Air Quality near Aqsu

ChinaWorld Air Quality Index

Right now

The most recent data we hold from World Air Quality Index arrived 87 minutes ago, and this point is in it.

2 other detections within 20 km in the last 24 hours, the nearest 3 km from here.

Distance and hazards
Only these hazards

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One message per event, not per detection. We send a confirmation first, and every message carries a link to stop them. We store the address and the place, nothing else.

Reported by World Air Quality Index today.

It is the 3rd strongest of the 10 detections recorded within 20 km of this point since 27 August 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.

What the source measured

World Air Quality Index reported: AQI 171 (Unhealthy) at TV station, Aksu (阿克苏地区电视台)

The air quality index read 171 (Unhealthy) at the TV station, Aksu (阿克苏地区电视台) station.

Urban PEI: 249,927 within a heuristic 5 km radius; not unique people.

Nearby, since 27 August 2026

How we know

One source: World Air Quality Index. Not yet confirmed by a second, independent source.

Our own score for this event is 50 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

TypeAir Quality
SeverityMedium
Calamity Score (ours)50 / 100
Legacy data-support index0.68/1
Coordinates41.1636, 80.2828
Nearest cityAqsu (2 km)
Urban exposure index (PEI)249.9K within 5 km
Impact tiersignificant
Timestamp2026-10-04T12:00:00.000Z
Sourcehttps://aqicn.org/city/@7236
LicenceWAQI API terms · World Air Quality Index Project

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: 2026-10-04T12:00:00.000Z.

First archived: 2026-10-04T08:54:36.866Z. Material modification: 2026-10-04T12:49:50.402Z.

Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.

3 retained revisions changed source fields this page does not show; the index, severity and version stayed the same.

Score breakdown

65
intensity
70
Urban PEI term
0
Scenario weight
33
Recorded reference / batch anomaly

Technical details

Aqi171
AqiCategoryUnhealthy
StationNameTV station, Aksu (阿克苏地区电视台)
StationUid7236
Networkofficial

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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