Right now
The most recent data we hold from USGS arrived 55 minutes ago, and this point is in it.
One other detection within 20 km in the last 24 hours, 19 km from here.
Reported by USGS today.
It is one of only 2 we have recorded within 20 km of this point since 10 September 2026.
What the source measured
USGS reported: 162 km SSW of Merizo Village, Guam
USGS recorded magnitude 5.1 at a depth of 10 km.
Nearby, since 10 September 2026
- September 10, 2026 · score 18 · 18.7 km
How we know
Confirmed by 3 independent sources, including USGS.
Our own score for this event is 10 out of 100, at 73 % 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 | Medium |
| Calamity Score (ours) | 10 / 100 |
| Our confidence | 73% |
| Coordinates | 12.0265, 143.8739 |
| Nearest City | Mangilao Village (187 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-10T13:28:15.798Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/us7000tgb6 |
Score Breakdown
Technical Details
| Mag | 5.1 |
| Depth | 10 |
| Tsunami | false |
| Felt | 3 |
| Sig | 401 |
| Emsc Mag | 5.1 |
| Emsc Depth | 10 |
| Emsc MagType | mw |
| Emsc Region | GUAM REGION |
| Emsc Auth | EMSC |
| Emsc SourceId | 2058321 |
| Gfz Mag | 5.17 |
| Gfz Depth | 10 |
| Gfz MagType | Mw |
| Gfz Region | South of Mariana Islands |
| MergedSources | [{"id":"emsc_20260910_0000192","source":"emsc","severity":"medium","severityValue":40.8,"timestamp":1789046896470,"latitude":12.0565,"longitude":143.8736},{"id":"gfz_gfz2026rtll","source":"gfz","severity":"medium","severityValue":41.36,"timestamp":1789046896280,"latitude":12.024,"longitude":143.844}] |
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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