Peru earthquakes

M4.9 earthquake 15 km ENE of Ticaco, Peru

A magnitude 4.9 earthquake struck 15 km ENE of Ticaco, Peru on Sat, May 22, 2021, 2:42 AM GMT-5 (07:42 UTC), 5 km (3 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 4.9 (Mwr, regional moment), light
Magnitude from: USGS National Earthquake Information Center
Local time: Sat, May 22, 2021, 2:42 AM GMT-5
UTC: 2021-05-22 07:42:18 UTC
Depth: 4.7 km (2.9 mi), shallow
Epicenter: 17.392° S, 69.914° W
Region: Peru
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
4.9	Mwr, regional moment	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.08 · 15 stations
5.07	Mw, moment	ISC-GEM global catalog	Final · ±0.1

Did you feel it?

No one has reported feeling this quake to the USGS.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Normal
Moment magnitude: 4.9 Mwr
Nodal plane 1: Strike 139°, dip 33°, rake -107°
Nodal plane 2: Strike 339°, dip 58°, rake -79°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 6.6 km horizontally, 5.2 km in depth
Magnitude uncertainty: ±0.08
Depth from: From location
Station coverage gap: 117°
Stations used: 53

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.9 and up: 8 in the 60 days after this one and 16 in the 30 days before it.

After

Before

Earthquakes today Peru earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000e59k (also filed as iscgem620437928). Read Sat, Oct 3, 2026, 7:52 AM UTC.