Right now
The most recent data we hold from SSN MEXICO arrived 78 minutes ago, and this point is in it.
One other detection within 20 km in the last 24 hours, 23 km from here.
Reported by SSN MEXICO today.
It is the 49th strongest of the 96 detections recorded within 20 km of this point since 7 May 2026. Another comparable one was recorded here earlier the same day.
What the source measured
SSN MEXICO reported: 80 km SW of Puerto Madero, Mexico
SSN MEXICO recorded magnitude 4.3 at a depth of 35 km.
The seismic region given by the source is 80 km SW of Puerto Madero, Mexico.
Nearby, since 7 May 2026
- May 13, 2026 · score 3 · 2.1 km
- July 21, 2026 · score 4 · 4.1 km
- July 18, 2026 · score 2 · 4.1 km
How we know
Confirmed by 2 independent sources, including SSN MEXICO.
Our own score for this event is 3 out of 100, at 67 % 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) | 3 / 100 |
| Our confidence | 67% |
| Coordinates | 14.2893, -93.0218 |
| Nearest City | Tapachula (107 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-09T21:08:31.947Z |
| Source | https://earthquake.usgs.gov/earthquakes/eventpage/us7000tg67 |
Score Breakdown
Technical Details
| Mag | 4.3 |
| Depth | 35 |
| Sig | 284 |
| Tsunami | false |
| Region | 80 km SW of Puerto Madero, Mexico |
| Usgs Mag | 4.3 |
| Usgs Depth | 35 |
| Usgs Tsunami | false |
| Usgs Sig | 284 |
| Emsc Mag | 4.3 |
| Emsc Depth | 1 |
| Emsc MagType | m |
| Emsc Region | OFFSHORE CHIAPAS, MEXICO |
| Emsc Auth | INET |
| Emsc SourceId | 2057937 |
| MergedSources | [{"id":"usgs_us7000tg67","source":"usgs","severity":"low","severityValue":25.799999999999997,"timestamp":1788988111947,"latitude":14.2893,"longitude":-93.0218},{"id":"emsc_20260909_0000282","source":"emsc","severity":"low","severityValue":25.799999999999997,"timestamp":1788988110000,"latitude":14.11,"longitude":-92.92}] |
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.
Want to know when something happens in this area?