M4.5 earthquake: Colchani, Bolivia
According to USGS, a magnitude 4.5 earthquake struck near Colchani, Bolivia on October 6, 2026. It was recorded at 02:54 AM GMT-4 at a depth of 192 km.
Magnitude and location may later be revised by USGS.
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Magnitude
M4.5
mb · Light
Depth
192 km
Intermediate
Time (UTC)
06:54:10 AM
October 6, 2026
Local time
02:54 AM
October 6, 2026 · GMT-4
Nearest towns and cities
The epicenter was about 182 km from Potosí.
- Potosí · 182 km W
- Oruro · 228 km S
- Sucre · 251 km SW
- Iquique · 284 km E
- Calama · 313 km NE
Earthquakes recorded nearby afterwards
No other earthquakes have been recorded within 50 km of the epicenter since this one.
Earthquake history of the area
From 1990 until this earthquake, 59 earthquakes of magnitude 4.5 or greater were recorded within 100 km of the epicenter. The largest was an M5.7 earthquake on September 5, 2024.
Frequently asked questions
Where was the October 6, 2026 earthquake near Colchani, Bolivia?
The earthquake occurred near Colchani, Bolivia at 20.009° S, 67.421° W, at a depth of 192 km. The nearest town was Potosí, about 182 km away.
How strong was the earthquake near Colchani, Bolivia?
USGS reported a magnitude of mb 4.5 (light). How strongly it was felt, and any damage, also depend on depth, distance from the epicenter and local ground conditions.
Were there aftershocks after the earthquake near Colchani, Bolivia?
No other earthquakes have been recorded within 50 km of the epicenter since this one.