Right now
The most recent data we hold from USGS arrived 30 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
5 other detections within 20 km in the last 24 hours, the nearest 2 km from here.
Reported by USGS today.
No stronger detection stands among the 6 recorded within 20 km of this point since 12 September 2026 — 5 others scored the same.
What the source measured
USGS reported: 141 km NNE of Vieques, Puerto Rico
USGS recorded magnitude 3.4 at a depth of 72 km.
Nearby, since 12 September 2026
- September 13, 2026 · score 0 · 10.9 km
- September 13, 2026 · score 0 · 19.1 km
How we know
One source: USGS. Not yet confirmed by a second, independent source.
Our own score for this event is 0 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 v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Earthquakes |
| Severity | Low |
| Calamity Score (ours) | 0 / 100 |
| Our confidence | 64% |
| Coordinates | 19.5828, -65.2732 |
| Nearest City | Charlotte Amalie (143 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-12T20:54:55.100Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/pr71531543 |
Score Breakdown
Technical Details
| Mag | 3.41 |
| Depth | 72.04 |
| Tsunami | false |
| Sig | 179 |
| Usgs Caribbean Mag | 3.41 |
| Usgs Caribbean Depth | 72.04 |
| Usgs Caribbean Sig | 179 |
| Usgs Caribbean Tsunami | false |
| Usgs Caribbean Region | 141 km NNE of Vieques, Puerto Rico |
| MergedSources | [{"id":"usgs_caribbean_pr71531543","source":"usgs_caribbean","severity":"low","severityValue":20.46,"timestamp":1789246495100,"latitude":19.5828333333333,"longitude":-65.2731666666667}] |
Safety Information
If you feel shaking: Drop, Cover, and Hold On. Move away from windows, heavy objects, and exterior walls. After shaking stops, check for injuries and structural damage. Be prepared for aftershocks, which can occur minutes to months after the mainshock. Follow instructions from local emergency management authorities.
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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