EMSC · August 31, 2026
Magnitude 4.1 earthquake — 10 km WSW of Huamúchil, Mexico
A magnitude 4.1 earthquake was recorded near 10 km WSW of Huamúchil, Mexico on Aug 31, 2026, 05:02 AM (local time at the epicentre — CST, UTC-6), at a depth of about 99.5 km, according to EMSC.
EMSCIntermediate (70–300 km)Reviewed by a seismologist
Updated 2026-09-04 18:15 UTC
The full record
- Magnitude
- M 4.1 · m
- Location
- 10 km WSW of Huamúchil, Mexico
- Local time at the epicentre
- Aug 31, 2026, 05:02 AM — CST, UTC-6
- Time (UTC)
- 2026-08-31 11:02 UTC
- Depth
- 99.5 km · Intermediate (70–300 km)
- Coordinates
- 16.413, -94.588
- Felt reports
- No “Did You Feel It?” reports submitted
- Tsunami
- No tsunami evaluation was flagged for this earthquake.
- Review status
- Reviewed by a seismologist
- Catalog
- EMSC (Centro Sismológico Euromediterráneo)
Epicentre and nearby recent earthquakes
The highlighted circle is this earthquake. Smaller circles are other events recorded nearby in the last 30 days.
What the shaking was like
At this depth the energy spreads out before it reaches the surface, so shaking is usually weaker but felt over a wider area.
No intensity estimate was published for this event, which is usual for small earthquakes far from populated areas.
Who lives nearby
About 50,391 people live in towns within 30 km of the epicentre, and 674,163 within 100 km. Distances are from the epicentre to the town centre.
| Place | Distance | Population |
|---|---|---|
| Huamúchil | 9.9 km WSW | 1,828 |
| San Francisco del Mar | 11.2 km SE | 4,724 |
| San Francisco Ixhuatan | 13.1 km ESE | 5,408 |
| Reforma de Pineda | 13.9 km E | 2,671 |
| Niltepec | 17.0 km N | 3,289 |
| San Francisco del Mar Viejo | 20.7 km SSW | 4,033 |
| San Dionisio del Mar | 20.7 km WSW | 3,140 |
| La Blanca | 23.1 km NNW | 1,223 |
| Chicapa de Castro | 25.0 km W | 3,143 |
| Unión Hidalgo | 26.6 km WNW | 13,683 |
Earthquake history in this area
12 earthquakes of magnitude 4.5+ have been recorded within 200 km of this epicentre since 1960, in Mexico.
Other earthquakes near this epicentre
62 other events within 100 km in the last 30 days.
M 3.6 12 km WNW of Santa María Guenagati, Mexico
M 3.5 4 km WNW of Santo Domingo Chihuitán, Mexico
M 3.5 20 km SSW of Santo Domingo Zanatepec, Mexico
M 4.0 12 km E of San Dionisio del Mar, Mexico
M 4.1 18 km NE of La Gloria, Mexico
M 3.8 29 km NW of Santa Gertrudis Miramar, Mexico
M 3.9 25 km ENE of La Gloria, Mexico
M 3.6 6 km WSW of Lázaro Cárdenas, Mexico
M 4.2 OFFSHORE OAXACA, MEXICO
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Frequently asked questions
How strong was the 10 km WSW of Huamúchil, Mexico earthquake?
Magnitude 4.1 (m), at a depth of 99.5 km. At this depth the energy spreads out before it reaches the surface, so shaking is usually weaker but felt over a wider area.
Exactly when did it happen?
Aug 31, 2026, 05:02 AM (local time at the epicentre — CST, UTC-6). In universal time: 2026-08-31 11:02 UTC.
Was it felt?
No “Did You Feel It?” reports were submitted for this event. Small earthquakes usually pass unnoticed except very close to the epicentre.
Was there a tsunami warning?
No tsunami evaluation was flagged for this earthquake.
Which towns are closest to the epicentre?
The closest is Huamúchil, 9.9 km WSW (population 1,828).
Are earthquakes normal in this area?
Yes. The largest earthquake recorded within 200 km since 1960 was magnitude 8.2 (2017 Tehuantepec, Mexico Earthquake, 2017), and 62 further events were recorded within 100 km in the last 30 days.
How do I get alerts for the next earthquake here?
Install the free SeismoWatch Android app, draw a box over this area, set a minimum magnitude, and turn alerts on.
About this page
Event data: U.S. Geological Survey (USGS), the European-Mediterranean Seismological Centre (EMSC) and, in Venezuela, FUNVISIS. Populated places and time zones: GeoNames (CC BY 4.0). Preliminary solutions are revised as more observations arrive.