Reported by AIRNOW today.
It is the strongest of the 16 detections recorded within 20 km of this point since 21 March 2026. The last comparable one was on 5 July 2026.
What the source measured
AIRNOW reported: AQI: 101 (Unhealthy for Sensitive Groups) · PM2.5 AQI: 63 · Ozone AQI: 101
An estimated 623,872 people live within 5 km of this point.
How we know
One source: AIRNOW. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 70 % 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 | Low |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 70% |
| Coordinates | 35.2270, -80.8430 |
| Nearest City | Charlotte (0 km) |
| Population Exposed | 623.9K within 5 km |
| Impact Tier | minor |
| Timestamp | 2026-09-03T00:00:00.000Z |
| Source | https://www.airnow.gov/ |
Score Breakdown
Technical Details
| Aqi | 101 |
| Pm25Aqi | 63 |
| OzoneAqi | 101 |
| CategoryName | Unhealthy for Sensitive Groups |
| ReportingArea | Mecklenburg County |
| StateCode | NC |
| City | Charlotte |
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.
Want to know when something happens near Charlotte?
Calamity.live data shows a air quality event with CalamityScore 46/100, near Charlotte (United States), based on data from airnow. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.