M4.4 earthquake 148 km SW of Atocha, Bolivia
A magnitude 4.4 earthquake struck 148 km SW of Atocha, Bolivia on Tue, Jul 17, 1973, 9:16 PM GMT-4 (01:16 UTC), 182 km (113 mi) below the surface.
A larger quake followed: M4.7 111 km ENE of San Pedro de Atacama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 1973-07-18 01:16:54 UTC
- Depth
- 182.0 km (113.1 mi), intermediate-depth
- Epicenter
- 21.981° S, 67.120° W
- Region
- Bolivia
- 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
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayBolivia earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00002rg. Read Wed, Sep 30, 2026, 4:41 AM UTC.