M5.5 earthquake 39 km WNW of La Ligua, Chile
A magnitude 5.5 earthquake struck 39 km WNW of La Ligua, Chile on Fri, Jul 9, 1971, 4:19 PM GMT-4 (20:19 UTC), 30 km (19 mi) below the surface.
A larger quake followed: M6.4 49 km WNW of La Ligua, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1971-07-09 20:19:48 UTC
- Depth
- 30.0 km (18.6 mi), shallow
- Epicenter
- 32.330° S, 71.621° 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.
- Magnitude uncertainty
- ±0.31
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 8 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.239 km SW of Illapel, Chile · 20171 days ago · 50 km deep · 50 km away
- 5.432 km NNW of Valparaíso, Chile · 20170 days ago · 37 km deep · 47 km away
- 5.034 km N of Valparaíso, Chile · 20170 days ago · 30 km deep · 45 km away
- 6.449 km WNW of La Ligua, Chile · 20170 days ago · 40 km deep · 10 km away
- 5.532 km WSW of Valparaíso, Chile · 20169 days ago · 39 km deep · 93 km away
- 5.469 km WNW of La Ligua, Chile · 20169 days ago · 26 km deep · 30 km away
- 5.130 km WNW of Valparaíso, Chile · 20169 days ago · 15 km deep · 71 km away
- 5.638 km WSW of La Ligua, Chile · 20149 days ago · 40 km deep · 23 km away
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem782042. Read Wed, Sep 30, 2026, 12:22 AM UTC.