M4.0 earthquake 169 km NW of Coquimbo, Chile
A magnitude 4.0 earthquake struck 169 km NW of Coquimbo, Chile on Tue, Jul 11, 2017, 5:03 PM GMT-4 (21:03 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mwr), light
- Local time
- UTC
- 2017-07-11 21:03:24 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 28.933° S, 72.645° W
- Region
- Chile
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Normal
- Moment magnitude
- 4.0 Mwr
- Nodal plane 1
- Strike 121°, dip 50°, rake -74°
- Nodal plane 2
- Strike 277°, dip 42°, rake -109°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.3 km horizontally, 1.8 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 134°
- Stations used
- 80
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 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us100098y9. Read Tue, Sep 29, 2026, 7:42 PM UTC.