M4.3 earthquake 33 km WSW of Coquimbo, Chile
A magnitude 4.3 earthquake struck 33 km WSW of Coquimbo, Chile on Sat, Aug 17, 2019, 5:18 AM GMT-4 (09:18 UTC), 30 km (19 mi) below the surface.
A larger quake followed: M5.4 10 km N 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
- 4.3 (mwr), light
- Local time
- UTC
- 2019-08-17 09:18:21 UTC
- Depth
- 30.3 km (18.9 mi), shallow
- Epicenter
- 30.023° S, 71.675° 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
- 4.3 Mwr
- Nodal plane 1
- Strike 170°, dip 65°, rake 82°
- Nodal plane 2
- Strike 7°, dip 26°, rake 106°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.1 km horizontally, 4.9 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 150°
- Stations used
- 43
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.3124 km WSW of Coquimbo, Chile · 2585 days ago · 10 km deep · 91 km away
- 4.142 km NW of Coquimbo, Chile · 2580 days ago · 34 km deep · 32 km away · felt by 1
- 4.431 km SW of Coquimbo, Chile · 2577 days ago · 35 km deep · 23 km away
- 4.032 km WSW of Ovalle, Chile · 2576 days ago · 43 km deep · 76 km away · felt by 1
- 4.491 km W of Ovalle, Chile · 2570 days ago · 13 km deep · 74 km away
- 4.346 km WSW of Ovalle, Chile · 2567 days ago · 32 km deep · 77 km away
- 5.410 km N of Coquimbo, Chile · 2560 days ago · 35 km deep · 36 km away · felt by 53
- 4.785 km NNW of La Serena, Chile · 2545 days ago · 36 km deep · 86 km away · felt by 2
- 4.398 km W of Ovalle, Chile · 2545 days ago · 10 km deep · 82 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us600056dc. Read Tue, Sep 29, 2026, 8:05 AM UTC.