Earthquakes near Matías Romero Avendaño
Right now
The most recent data we hold from EMSC arrived 43 minutes ago, and this point is in it.
Nothing else has been detected within 20 km in the last 24 hours.
Reported by EMSC today.
It is the 2nd strongest of the 12 detections recorded within 20 km of this point since 9 May 2026. The last comparable one was on 5 September 2026. One more was recorded here in the fortnight before it.
What the source measured
EMSC reported: OAXACA, MEXICO
EMSC recorded magnitude 4.0 at a depth of 99 km.
The seismic region given by the source is OAXACA, MEXICO.
An estimated 15,092 people live within 30 km of this point.
Nearby, since 9 May 2026
- May 9, 2026 · score 1 · 6.3 km
- July 8, 2026 · score 0 · 8.0 km
- August 27, 2026 · score 1 · 11.1 km
How we know
One source: EMSC. Not yet confirmed by a second, independent source.
Our own score for this event is 12 out of 100, at 85 % 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) | 12 / 100 |
| Our confidence | 85% |
| Coordinates | 16.7670, -95.0490 |
| Nearest City | Matías Romero Avendaño (13 km) |
| Population Exposed | 15.1K within 30 km |
| Impact Tier | minor |
| Timestamp | 2026-09-13T20:16:41.000Z |
| Source | https://www.seismicportal.eu/eventdetail.html?unid=20260913_0000265 |
Score Breakdown
Technical Details
| Mag | 4 |
| Depth | 99.1 |
| MagType | m |
| Region | OAXACA, MEXICO |
| Auth | UNM |
| SourceId | 2059907 |
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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