M4.1 earthquake 24 km WSW of Ovalle, Chile
A magnitude 4.1 earthquake struck 24 km WSW of Ovalle, Chile on Sat, Jan 21, 2017, 2:03 PM GMT-3 (17:03 UTC), 49 km (30 mi) below the surface.
A larger quake followed: M5.4 77 km WSW of Coquimbo, Chile. This one was a foreshock.
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
- 2017-01-21 17:03:55 UTC
- Depth
- 49.0 km (30.4 mi), shallow
- Epicenter
- 30.667° S, 71.444° 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 II, weak shaking.

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 8°, dip 26°, rake 105°
- Nodal plane 2
- Strike 171°, dip 65°, rake 83°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.1 km horizontally, 6.4 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 115°
- Stations used
- 56
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 10 in the 30 days before it.
After
- 4.29 km S of Ovalle, Chile · 3538 days ago · 54 km deep · 24 km away · felt by 2
- 4.280 km W of Ovalle, Chile · 3535 days ago · 10 km deep · 57 km away
- 4.753 km SSW of Ovalle, Chile · 3535 days ago · 57 km deep · 39 km away · felt by 1
- 4.221 km NW of Ovalle, Chile · 3531 days ago · 73 km deep · 22 km away
- 4.018 km SSE of Coquimbo, Chile · 3530 days ago · 84 km deep · 63 km away
- 4.29 km S of Coquimbo, Chile · 3515 days ago · 50 km deep · 70 km away · felt by 9
- 5.477 km WSW of Coquimbo, Chile · 3515 days ago · 10 km deep · 85 km away · felt by 2
- 4.055 km WSW of Ovalle, Chile · 3509 days ago · 35 km deep · 32 km away
- 3.754 km WNW of Ovalle, Chile · 3498 days ago · 28 km deep · 42 km away
- 5.284 km W of Ovalle, Chile · 3493 days ago · 14 km deep · 62 km away · felt by 2
- 5.126 km NW of Ovalle, Chile · 3489 days ago · 46 km deep · 26 km away · felt by 24
- 3.766 km NW of Illapel, Chile · 3482 days ago · 41 km deep · 55 km away
Before
- 4.441 km SW of Ovalle, Chile · 3542 days ago · 44 km deep · 22 km away · felt by 2
- 4.016 km SSW of Ovalle, Chile · 3548 days ago · 50 km deep · 16 km away
- 4.443 km NW of Ovalle, Chile · 3549 days ago · 33 km deep · 34 km away · felt by 2
- 4.539 km NNE of Illapel, Chile · 3551 days ago · 93 km deep · 89 km away · felt by 2
- 4.884 km WSW of Coquimbo, Chile · 3554 days ago · 10 km deep · 92 km away · felt by 3
- 4.941 km SSW of Coquimbo, Chile · 3557 days ago · 45 km deep · 44 km away · felt by 5
- 4.391 km WSW of Coquimbo, Chile · 3558 days ago · 25 km deep · 82 km away
- 3.949 km W of Coquimbo, Chile · 3560 days ago · 18 km deep · 84 km away
- 4.342 km W of Coquimbo, Chile · 3561 days ago · 40 km deep · 81 km away
- 4.348 km E of Monte Patria, Chile · 3566 days ago · 102 km deep · 94 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007un2. Read Thu, Oct 1, 2026, 7:23 PM UTC.