M5.8 earthquake 56 km WSW of San Antonio, Chile
A magnitude 5.8 earthquake struck 56 km WSW of San Antonio, Chile on Thu, May 14, 1987, 11:57 AM GMT-4 (15:57 UTC), 31 km (19 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.8 (ms), moderate
- Local time
- UTC
- 1987-05-14 15:57:27 UTC
- Depth
- 31.2 km (19.4 mi), shallow
- Epicenter
- 33.730° S, 72.198° W
- Region
- Chile
- Strongest shaking
- V, moderate shaking
- 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
- V, moderate shaking
- Peak ground acceleration
- 5.4% of gravity
- Peak ground velocity
- 1.1 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- CONSTRAINED_BY_DEPTH_PHASES
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 1 in the 60 days after this one and 4 in the 30 days before it.
After
Before
- 4.668 km SW of San Antonio, Chile · 14397 days ago · 33 km deep · 32 km away
- 4.578 km WSW of San Antonio, Chile · 14397 days ago · 33 km deep · 28 km away
- 4.857 km WSW of San Antonio, Chile · 14402 days ago · 58 km deep · 2 km away
- 3.7117 km W of Cartagena, Chile · 14403 days ago · 33 km deep · 69 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003504 (also filed as atlas19870514155728, iscgem466992). Read Tue, Sep 22, 2026, 10:31 PM UTC.