M4.9 earthquake 82 km WSW of San Antonio, Chile
A magnitude 4.9 earthquake struck 82 km WSW of San Antonio, Chile on Sun, May 19, 1985, 3:23 AM GMT-4 (07:23 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.5 57 km WNW of Cartagena, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1985-05-19 07:23:06 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 33.989° S, 72.358° 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.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 21 in the 60 days after this one and 12 in the 30 days before it.
After
- 4.678 km WSW of San Antonio, Chile · 15109 days ago · 33 km deep · 17 km away
- 4.953 km W of Cartagena, Chile · 15108 days ago · 33 km deep · 57 km away
- 4.638 km W of San Antonio, Chile · 15107 days ago · 33 km deep · 52 km away
- 4.569 km WNW of Cartagena, Chile · 15105 days ago · 33 km deep · 67 km away
- 4.661 km WNW of Cartagena, Chile · 15104 days ago · 56 km deep · 75 km away
- 4.6107 km WSW of San Antonio, Chile · 15099 days ago · 33 km deep · 26 km away
- 3.539 km WSW of Valparaíso, Chile · 15096 days ago · 33 km deep · 93 km away
- 3.990 km W of San Antonio, Chile · 15093 days ago · 33 km deep · 41 km away
- 4.650 km SW of Valparaíso, Chile · 15089 days ago · 33 km deep · 81 km away
- 5.333 km SW of Valparaíso, Chile · 15088 days ago · 37 km deep · 94 km away
- 3.964 km WNW of Cartagena, Chile · 15088 days ago · 27 km deep · 66 km away
- 4.461 km W of San Antonio, Chile · 15079 days ago · 33 km deep · 40 km away
- 5.134 km WNW of Cartagena, Chile · 15072 days ago · 33 km deep · 75 km away
- 5.557 km WNW of Cartagena, Chile · 15062 days ago · 33 km deep · 62 km away
- 4.568 km WNW of Cartagena, Chile · 15062 days ago · 33 km deep · 65 km away
- 5.553 km WNW of Cartagena, Chile · 15061 days ago · 40 km deep · 69 km away
- 4.365 km W of Cartagena, Chile · 15061 days ago · 33 km deep · 54 km away
- 4.865 km W of Cartagena, Chile · 15061 days ago · 33 km deep · 59 km away
- 4.769 km WNW of Cartagena, Chile · 15061 days ago · 29 km deep · 65 km away
- 4.570 km W of Cartagena, Chile · 15055 days ago · 33 km deep · 50 km away
- 4.979 km WSW of Valparaíso, Chile · 15053 days ago · 33 km deep · 77 km away
Before
- 5.671 km WSW of San Antonio, Chile · 15109 days ago · 33 km deep · 12 km away
- 4.583 km WSW of San Antonio, Chile · 15109 days ago · 33 km deep · 2 km away
- 4.7136 km NNW of Constitución, Chile · 15110 days ago · 33 km deep · 84 km away
- 5.4109 km WNW of Santa Cruz, Chile · 15112 days ago · 33 km deep · 33 km away
- 4.7Off the coast of Valparaiso, Chile · 15116 days ago · 33 km deep · 49 km away
- 4.190 km N of Constitución, Chile · 15125 days ago · 33 km deep · 61 km away
- 4.776 km W of Cartagena, Chile · 15136 days ago · 33 km deep · 53 km away
- 4.359 km W of Cartagena, Chile · 15136 days ago · 33 km deep · 54 km away
- 4.960 km W of Cartagena, Chile · 15137 days ago · 33 km deep · 60 km away
- 4.342 km WSW of San Antonio, Chile · 15137 days ago · 33 km deep · 39 km away
- 4.664 km W of San Antonio, Chile · 15137 days ago · 33 km deep · 37 km away
- 4.574 km W of Valparaíso, Chile · 15138 days ago · 33 km deep · 92 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002ez7. Read Wed, Sep 30, 2026, 5:48 PM UTC.