M4.4 earthquake 44 km N of Iquique, Chile
A magnitude 4.4 earthquake struck 44 km N of Iquique, Chile on Thu, Dec 14, 2017, 3:10 PM GMT-3 (18:10 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M5.2 122 km NE of Iquique, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mwr), light
- Local time
- UTC
- 2017-12-14 18:10:34 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 19.820° S, 70.229° 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 VI, strong 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
- 4.4 Mwr
- Nodal plane 1
- Strike 275°, dip 58°, rake 108°
- Nodal plane 2
- Strike 63°, dip 37°, rake 63°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.4 km horizontally, 1.0 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 97°
- Stations used
- 157
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 4 in the 30 days before it.
After
Before
- 4.0115 km WNW of Iquique, Chile · 3215 days ago · 10 km deep · 93 km away
- 5.5110 km WNW of Iquique, Chile · 3215 days ago · 12 km deep · 88 km away · felt by 10
- 4.784 km S of Arica, Chile · 3216 days ago · 62 km deep · 65 km away · felt by 3
- 4.274 km WNW of Iquique, Chile · 3231 days ago · 34 km deep · 69 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000c4h0. Read Wed, Sep 30, 2026, 11:48 PM UTC.