USGS · August 8, 2026
Magnitude 4.2 earthquake — 8 km SSE of Puerto Madero, Mexico
A magnitude 4.2 earthquake was recorded near 8 km SSE of Puerto Madero, Mexico on Aug 8, 2026, 06:28 AM (local time at the epicentre — CST, UTC-6), at a depth of about 75.6 km, according to USGS.
USGSIntermediate (70–300 km)Reviewed by a seismologist
Updated 2026-08-23 10:44 UTC
The full record
- Magnitude
- M 4.2 · body-wave magnitude
- Location
- 8 km SSE of Puerto Madero, Mexico
- Local time at the epicentre
- Aug 8, 2026, 06:28 AM — CST, UTC-6
- Time (UTC)
- 2026-08-08 12:28 UTC
- Depth
- 75.6 km · Intermediate (70–300 km)
- Coordinates
- 14.649, -92.406
- Felt reports
- No “Did You Feel It?” reports submitted
- Tsunami
- No tsunami evaluation was flagged for this earthquake.
- Significance
- 271 / 1000 · routine event
- Solution quality
- 25 seismic stations used · 204° azimuthal gap (less well-constrained epicentre)
- Review status
- Reviewed by a seismologist
- Catalog
- USGS
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.
Felt it yourself? USGS collects first-hand reports through “Did You Feel It?”, and those reports are what produce the community intensity above.
Who lives nearby
About 102,814 people live in towns within 30 km of the epicentre, and 1,895,984 within 100 km. Distances are from the epicentre to the town centre.
| Place | Distance | Population |
|---|---|---|
| Puerto Madero | 8.2 km NNW | 9,557 |
| El Encanto | 9.1 km N | 1,726 |
| Tinajas 1ra. Sección | 11.3 km NE | 1,055 |
| Congregación Reforma | 17.8 km NNE | 1,132 |
| Brisas Barra de Suchiate | 23.2 km ESE | 13,743 |
| La Libertad | 23.7 km ESE | 4,500 |
| Ignacio López Rayón | 23.8 km E | 1,573 |
| Guadalupe Victoria | 23.9 km NE | 1,251 |
| Mazatán | 24.3 km N | 6,838 |
| Raymundo Enríquez | 26.2 km NNE | 3,049 |
Earthquake history in this area
No earthquake of magnitude 4.5+ has been recorded within 200 km of this epicentre since 1960, in Mexico.
Other earthquakes near this epicentre
24 other events within 100 km in the last 30 days.
M 5.2 67 km WSW of Puerto Madero, Mexico
M 4.2 92 km SW of Puerto Madero, Mexico
M 4.6 55 km SW of Champerico, Guatemala
M 4.1 90 km SW of Puerto Madero, Mexico
M 4.2 76 km SW of Puerto Madero, Mexico
M 4.3 94 km WSW of Aquiles Serdán, Mexico
M 4.2 93 km WSW of Puerto Madero, Mexico
M 4.3 92 km WSW of Puerto Madero, MexicoFelt · 1
M 4.2 7 km S of El Arenal, Mexico
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Frequently asked questions
How strong was the 8 km SSE of Puerto Madero, Mexico earthquake?
Magnitude 4.2 (body-wave magnitude), at a depth of 75.6 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 8, 2026, 06:28 AM (local time at the epicentre — CST, UTC-6). In universal time: 2026-08-08 12:28 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 Puerto Madero, 8.2 km NNW (population 9,557).
Are earthquakes normal in this area?
24 further events were recorded within 100 km of the epicentre 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) and the European-Mediterranean Seismological Centre (EMSC). Populated places and time zones: GeoNames (CC BY 4.0). Preliminary solutions are revised as more observations arrive.