Calamity

This page covers the event recorded here on 2026-08-23. A later event has since been recorded at the same location. See the current event at this location.

MediumAir QualityCalamity Score: 26

Air Quality near Rangiora

New ZealandWorld Air Quality Index

Right now

The most recent data we hold from World Air Quality Index arrived 73 minutes 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 18 days ago.

It is one of only 3 we have recorded within 20 km of this point since 23 August 2026.

What the source measured

World Air Quality Index reported: AQI 153 (Unhealthy) at Rangiora, New Zealand

The air quality index read 153 (Unhealthy) at the Rangiora, New Zealand station.

An estimated 10,855 people live within 5 km of this point.

Nearby, since 23 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 26 out of 100, at 64 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeAir Quality
SeverityMedium
Calamity Score (ours)26 / 100
Our confidence64%
Coordinates-43.3034, 172.5957
Nearest CityRangiora (1 km)
Population Exposed10.9K within 5 km
Impact Tiersignificant
Timestamp2026-08-23T10:00:00.000Z
Sourcehttps://aqicn.org/city/@9098

Score Breakdown

15
intensity
40
population
0
cascading
80
historical

Technical Details

Aqi153
AqiCategoryUnhealthy
StationNameRangiora, New Zealand
StationUid9098

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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