M5.8 earthquake 85 km WSW of Coquimbo, Chile
A magnitude 5.8 earthquake struck 85 km WSW of Coquimbo, Chile on Sat, Aug 12, 2017, 8:54 AM GMT-4 (12:54 UTC), 9 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (mww), moderate
- Local time
- UTC
- 2017-08-12 12:54:13 UTC
- Depth
- 9.0 km (5.6 mi), shallow
- Epicenter
- 30.241° S, 72.160° W
- Region
- Chile
- Felt reports
- 6
- Strongest shaking
- IV, light shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- IV, light shaking
- Peak ground acceleration
- 308.0% of gravity
- Peak ground velocity
- 2.5 cm/s
- Map
- Automatic
Did you feel it?
6 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
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
- 5.8 Mww
- Nodal plane 1
- Strike 5°, dip 16°, rake 81°
- Nodal plane 2
- Strike 195°, dip 74°, rake 93°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.7 km horizontally, 1.7 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From modeling of broad-band P waveforms
- Station coverage gap
- 87°
- Stations used
- 249
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 10 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.393 km WSW of Coquimbo, Chile · 3329 days ago · 8 km deep · 9 km away
- 5.179 km W of Coquimbo, Chile · 3326 days ago · 10 km deep · 25 km away · felt by 9
- 4.085 km W of Coquimbo, Chile · 3325 days ago · 12 km deep · 40 km away
- 4.237 km WSW of Ovalle, Chile · 3305 days ago · 49 km deep · 82 km away
- 4.486 km WSW of Coquimbo, Chile · 3292 days ago · 17 km deep · 12 km away
- 4.427 km SW of Coquimbo, Chile · 3286 days ago · 37 km deep · 59 km away · felt by 5
- 4.435 km W of Coquimbo, Chile · 3281 days ago · 24 km deep · 55 km away
- 4.221 km WSW of Ovalle, Chile · 3277 days ago · 43 km deep · 89 km away
- 3.98 km NNW of Coquimbo, Chile · 3275 days ago · 51 km deep · 87 km away
- 4.46 km SSW of Coquimbo, Chile · 3271 days ago · 51 km deep · 81 km away · felt by 8
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000a7kk (also filed as iscgem610895587). Read Thu, Sep 24, 2026, 4:14 AM UTC.