M4.1 earthquake 101 km WNW of Villa General Roca, Argentina
A magnitude 4.1 earthquake struck 101 km WNW of Villa General Roca, Argentina on Sun, Jul 1, 2018, 12:02 AM GMT-3 (03:02 UTC), 35 km (22 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2018-07-01 03:02:48 UTC
- Depth
- 35.2 km (21.9 mi), shallow
- Epicenter
- 32.319° S, 67.446° W
- Region
- Argentina
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Reverse (thrust)
- Moment magnitude
- 4.1 Mwr
- Nodal plane 1
- Strike 4°, dip 47°, rake 79°
- Nodal plane 2
- Strike 199°, dip 44°, rake 101°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.5 km horizontally, 3.4 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 28°
- Stations used
- 115
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayArgentina earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000fsr0. Read Fri, Oct 2, 2026, 10:13 AM UTC.