M4.7 earthquake 41 km WSW of Valparaíso, Chile
A magnitude 4.7 earthquake struck 41 km WSW of Valparaíso, Chile on Fri, Oct 5, 1973, 10:23 PM GMT-3 (01:23 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M5.0 45 km W of Valparaíso, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb), light
- Local time
- UTC
- 1973-10-06 01:23:10 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 33.141° S, 72.055° 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.
- Stations used
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 13 in the 60 days after this one and 23 in the 30 days before it.
After
- 4.624 km WNW of Valparaíso, Chile · 19344 days ago · 33 km deep · 27 km away
- 5.045 km W of Valparaíso, Chile · 19344 days ago · 21 km deep · 11 km away
- 4.348 km WSW of Valparaíso, Chile · 19344 days ago · 33 km deep · 11 km away
- 4.259 km WSW of Valparaíso, Chile · 19344 days ago · 33 km deep · 19 km away
- 4.055 km W of Valparaíso, Chile · 19342 days ago · 33 km deep · 17 km away
- 4.540 km SW of Valparaíso, Chile · 19340 days ago · 46 km deep · 14 km away
- 5.134 km WSW of Valparaíso, Chile · 19338 days ago · 29 km deep · 7 km away
- 4.933 km SW of Valparaíso, Chile · 19330 days ago · 38 km deep · 17 km away
- 4.147 km NW of Valparaíso, Chile · 19323 days ago · 27 km deep · 47 km away
- 4.544 km W of Valparaíso, Chile · 19319 days ago · 24 km deep · 8 km away
- 4.857 km NNW of Valparaíso, Chile · 19311 days ago · 33 km deep · 68 km away
- 3.948 km WSW of Valparaíso, Chile · 19302 days ago · 24 km deep · 7 km away
- 4.831 km SW of Valparaíso, Chile · 19302 days ago · 33 km deep · 22 km away
Before
- 4.942 km W of Valparaíso, Chile · 19345 days ago · 29 km deep · 8 km away
- 4.845 km WSW of Valparaíso, Chile · 19345 days ago · 23 km deep · 5 km away
- 4.554 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 13 km away
- 4.435 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 7 km away
- 4.453 km W of Valparaíso, Chile · 19345 days ago · 33 km deep · 18 km away
- 4.543 km NNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 53 km away
- 4.458 km W of Cartagena, Chile · 19345 days ago · 33 km deep · 39 km away
- 4.7Off the coast of Valparaiso, Chile · 19345 days ago · 33 km deep · 5 km away
- 4.335 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 6 km away
- 4.444 km W of Valparaíso, Chile · 19345 days ago · 33 km deep · 6 km away
- 4.543 km WSW of Valparaíso, Chile · 19345 days ago · 33 km deep · 4 km away
- 4.639 km WNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 28 km away
- 4.05 km NW of Cartagena, Chile · 19345 days ago · 84 km deep · 56 km away
- 4.838 km WSW of Valparaíso, Chile · 19345 days ago · 39 km deep · 2 km away
- 5.625 km WNW of Valparaíso, Chile · 19345 days ago · 24 km deep · 28 km away
- 4.044 km WNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 23 km away
- 4.329 km NNW of Valparaíso, Chile · 19345 days ago · 33 km deep · 46 km away
- 4.719 km WNW of Valparaíso, Chile · 19345 days ago · 34 km deep · 26 km away
- 6.724 km WSW of La Ligua, Chile · 19345 days ago · 33 km deep · 88 km away
- 6.527 km WNW of Valparaíso, Chile · 19345 days ago · 14 km deep · 21 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00003qg. Read Tue, Sep 22, 2026, 11:24 AM UTC.