M3.7 earthquake 74 km N of Iquique, Chile
A magnitude 3.7 earthquake struck 74 km N of Iquique, Chile on Sat, Jan 7, 2017, 2:33 PM GMT-3 (17:33 UTC), 27 km (17 mi) below the surface.
A larger quake followed: M4.9 30 km NNE 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
- 3.7 (mwr), minor
- Local time
- UTC
- 2017-01-07 17:33:03 UTC
- Depth
- 26.6 km (16.6 mi), shallow
- Epicenter
- 19.542° S, 70.143° W
- Region
- Chile
- 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
- 3.7 Mwr
- Nodal plane 1
- Strike 126°, dip 41°, rake 66°
- Nodal plane 2
- Strike 337°, dip 54°, rake 110°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.1 km horizontally, 7.2 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 164°
- Stations used
- 38
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 1 in the 30 days before it.
After
- 4.2105 km WNW of Iquique, Chile · 3546 days ago · 27 km deep · 91 km away
- 4.930 km NNE of Iquique, Chile · 3533 days ago · 52 km deep · 48 km away · felt by 5
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us10007rw5. Read Wed, Sep 30, 2026, 6:02 PM UTC.