M4.0 earthquake 2 km ESE of Tonalá, Mexico
A magnitude 4.0 earthquake struck 2 km ESE of Tonalá, Mexico on Sat, Jan 6, 2018, 2:22 AM CST (08:22 UTC), 108 km (67 mi) below the surface.
A larger quake followed: M4.8 82 km SW of Cabeza de Toro, Mexico. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb), light
- Local time
- UTC
- 2018-01-06 08:22:01 UTC
- Depth
- 107.5 km (66.8 mi), intermediate-depth
- Epicenter
- 16.083° N, 93.731° W
- Region
- Mexico
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.8 km horizontally, 8.8 km in depth
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
- Station coverage gap
- 134°
- Stations used
- 60
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.382 km SSW of Cabeza de Toro, Mexico · 3144 days ago · 30 km deep · 100 km away
- 4.882 km SW of Cabeza de Toro, Mexico · 3130 days ago · 52 km deep · 99 km away · felt by 1
Before
Earthquakes todayMexico earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us1000c1e8. Read Wed, Sep 30, 2026, 4:45 PM UTC.