M4.0 earthquake 32 km E of Tocopilla, Chile
A magnitude 4.0 earthquake struck 32 km E of Tocopilla, Chile on Fri, Sep 2, 2016, 10:00 PM GMT-3 (01:00 UTC), 72 km (44 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, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-09-03 01:00:58 UTC
- Depth
- 71.5 km (44.4 mi), intermediate-depth
- Epicenter
- 22.133° S, 69.887° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (V) at Tocopilla; (IV) at Calama and Sierra Gorda; (III) at Oficina Maria Elena and Quillagua.
From the USGS event page for us10006juc. U.S. Geological Survey text and figures are in the public domain.
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
- Normal
- Moment magnitude
- 4.0 Mwr
- Nodal plane 1
- Strike 7°, dip 60°, rake -75°
- Nodal plane 2
- Strike 158°, dip 33°, rake -115°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.8 km horizontally, 6.4 km in depth
- Magnitude uncertainty
- ±0.07
- Stations used
- 0
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 us10006juc. Read Thu, Oct 1, 2026, 6:29 AM UTC.