M4.5 earthquake 38 km NNE of Cuya, Chile
A magnitude 4.5 earthquake struck 38 km NNE of Cuya, Chile on Fri, Aug 28, 2026, 4:44 PM GMT-4 (20:44 UTC), 88 km (55 mi) below the surface.
A larger quake followed: M4.7 57 km SE of Palca, Peru. 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), light
- Local time
- UTC
- 2026-08-28 20:44:36 UTC
- Depth
- 88.0 km (54.7 mi), intermediate-depth
- Epicenter
- 18.868° S, 69.975° 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. If you felt it, tell the USGS: every report sharpens the shaking map.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 4.5 km horizontally, 4.0 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 71°
- Stations used
- 80
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 since this one and 3 in the 30 days before it.
After
Before
Earthquakes todayChile earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000tcpf. Read Wed, Sep 23, 2026, 4:17 AM UTC.