Reported by AIRNOW today.
No stronger detection stands among the 9 recorded within 20 km of this point since 11 April 2026 — 3 others scored the same. The last comparable one was on 24 June 2026.
What the source measured
AIRNOW reported: AQI: 112 (Unhealthy for Sensitive Groups) · PM2.5 AQI: 58 · Ozone AQI: 112
How we know
One source: AIRNOW. Not yet confirmed by a second, independent source.
Our own score for this event is 20 out of 100, at 50 % 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) | 20 / 100 |
| Our confidence | 50% |
| Coordinates | 36.0891, -86.7245 |
| Nearest City | Brentwood Estates (8 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-02T00:00:00.000Z |
| Source | https://www.airnow.gov/ |
Score Breakdown
Technical Details
| Aqi | 112 |
| Pm25Aqi | 58 |
| OzoneAqi | 112 |
| CategoryName | Unhealthy for Sensitive Groups |
| ReportingArea | Nashville |
| StateCode | TN |
| City | Nashville |
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 Brentwood Estates?
Calamity.live data shows a air quality event with CalamityScore 20/100, near Brentwood Estates (United States), based on data from airnow. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.