M4.5 earthquake 77 km NW of Ollagüe, Chile
A magnitude 4.5 earthquake struck 77 km NW of Ollagüe, Chile on Sun, Jul 27, 2025, 4:03 AM GMT-4 (08:03 UTC), 129 km (80 mi) below the surface.
A larger quake followed: M5.5 42 km ENE of La Tirana, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2025-07-27 08:03:30 UTC
- Depth
- 128.9 km (80.1 mi), intermediate-depth
- Epicenter
- 20.706° S, 68.758° 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.
- Location uncertainty
- About 6.5 km horizontally, 6.2 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 61°
- Stations used
- 25
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.149 km NE of La Tirana, Chile · 422 days ago · 93 km deep · 89 km away
- 4.221 km W of Ollagüe, Chile · 421 days ago · 136 km deep · 65 km away
- 4.2106 km S of Colchane, Chile · 411 days ago · 136 km deep · 54 km away
- 4.222 km NW of Ollagüe, Chile · 397 days ago · 118 km deep · 56 km away
- 4.684 km WNW of Ollagüe, Chile · 389 days ago · 108 km deep · 39 km away
- 4.864 km ENE of La Tirana, Chile · 381 days ago · 109 km deep · 79 km away · felt by 13
- 4.137 km WNW of Ollagüe, Chile · 380 days ago · 131 km deep · 49 km away
- 5.542 km ENE of La Tirana, Chile · 377 days ago · 96 km deep · 73 km away · felt by 36
Before
- 4.154 km ENE of La Tirana, Chile · 438 days ago · 96 km deep · 68 km away · felt by 3
- 4.243 km WSW of Ollagüe, Chile · 442 days ago · 126 km deep · 82 km away
- 4.269 km ENE of La Tirana, Chile · 445 days ago · 111 km deep · 74 km away
- 4.130 km WNW of Ollag?e, Chile · 446 days ago · 119 km deep · 55 km away
- 4.141 km W of Ollagüe, Chile · 453 days ago · 115 km deep · 64 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000qvgf. Read Thu, Oct 1, 2026, 1:52 PM UTC.