M5.1 earthquake 29 km W of Valparaíso, Chile
A magnitude 5.1 earthquake struck 29 km W of Valparaíso, Chile on Wed, Jul 17, 1985, 7:04 PM GMT-4 (23:04 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.2 61 km WSW of San Antonio, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.1 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1985-07-17 23:04:47 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 33.071° S, 71.938° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
What happened
The USGS’s account of the effects of this earthquake.
Felt (II) at Santiago. Also felt (II) at Mendoza, Argentina.
From the USGS event page for usp0002gvj. 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.
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 2.1 and up: 11 in the 60 days after this one and 21 in the 30 days before it.
After
- 4.698 km W of Cartagena, Chile · 15049 days ago · 33 km deep · 79 km away
- 4.539 km W of Valparaíso, Chile · 15031 days ago · 33 km deep · 10 km away
- 4.442 km W of Valparaíso, Chile · 15030 days ago · 33 km deep · 13 km away
- 4.434 km WNW of Cartagena, Chile · 15024 days ago · 33 km deep · 39 km away
- 4.280 km WNW of Cartagena, Chile · 15022 days ago · 33 km deep · 57 km away
- 5.261 km WSW of San Antonio, Chile · 15018 days ago · 33 km deep · 83 km away
- 4.881 km WNW of Cartagena, Chile · 15014 days ago · 33 km deep · 59 km away
- 4.647 km WNW of Cartagena, Chile · 15013 days ago · 33 km deep · 45 km away
- 4.274 km WSW of Valparaíso, Chile · 15012 days ago · 33 km deep · 46 km away
- 4.484 km W of San Antonio, Chile · 14995 days ago · 33 km deep · 81 km away
- 3.289 km WSW of Valparaíso, Chile · 14994 days ago · 33 km deep · 61 km away
Before
- 5.531 km NNW of Valparaíso, Chile · 15052 days ago · 33 km deep · 40 km away
- 4.537 km NW of Valparaíso, Chile · 15052 days ago · 33 km deep · 27 km away
- 4.979 km WSW of Valparaíso, Chile · 15054 days ago · 33 km deep · 51 km away
- 4.570 km W of Cartagena, Chile · 15057 days ago · 33 km deep · 65 km away
- 3.574 km W of Valparaíso, Chile · 15057 days ago · 33 km deep · 46 km away
- 5.545 km W of Valparaíso, Chile · 15057 days ago · 29 km deep · 19 km away
- 4.837 km WNW of Valparaíso, Chile · 15060 days ago · 45 km deep · 23 km away
- 4.454 km WNW of Valparaíso, Chile · 15060 days ago · 33 km deep · 29 km away
- 4.520 km WSW of Valparaíso, Chile · 15061 days ago · 33 km deep · 11 km away
- 4.6Off the coast of Valparaiso, Chile · 15061 days ago · 10 km deep · 27 km away
- 4.769 km W of Valparaíso, Chile · 15062 days ago · 10 km deep · 41 km away
- 6.042 km WNW of Valparaíso, Chile · 15062 days ago · 31 km deep · 18 km away
- 4.769 km WNW of Cartagena, Chile · 15062 days ago · 29 km deep · 52 km away
- 4.865 km W of Cartagena, Chile · 15063 days ago · 33 km deep · 55 km away
- 4.365 km W of Cartagena, Chile · 15063 days ago · 33 km deep · 59 km away
- 5.553 km WNW of Cartagena, Chile · 15063 days ago · 40 km deep · 41 km away
- 4.568 km WNW of Cartagena, Chile · 15064 days ago · 33 km deep · 52 km away
- 5.557 km WNW of Cartagena, Chile · 15064 days ago · 33 km deep · 48 km away
- 5.134 km WNW of Cartagena, Chile · 15074 days ago · 33 km deep · 38 km away
- 4.511 km SW of Valparaíso, Chile · 15075 days ago · 33 km deep · 21 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002gvj. Read Fri, Oct 2, 2026, 5:12 AM UTC.