Peru earthquakes

M4.7 earthquake 16 km ENE of Tarata, Peru

A magnitude 4.7 earthquake struck 16 km ENE of Tarata, Peru on Wed, Apr 28, 2021, 9:49 PM GMT-5 (02:49 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.4 2 km NW of Chuquitira, Peru. This one was a foreshock.

Tacna forecastMore in Peru

Map

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

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The earthquake

Magnitude
4.7 (Mwr, regional moment), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2021-04-29 02:49:41 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
17.400° S, 69.894° W
Region
Peru
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

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

Faulting
Oblique reverse
Moment magnitude
4.7 Mwr
Nodal plane 1
Strike 114°, dip 58°, rake 149°
Nodal plane 2
Strike 222°, dip 64°, rake 36°

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 7.1 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
96°
Stations used
64

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 19 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 4.111 km ENE of Chuquitira, Peru · 1984 days ago · 10 km deep · 16 km away
  2. 4.332 km ESE of Chuquitira, Peru · 1984 days ago · 10 km deep · 16 km away
  3. 4.111 km ENE of Tarata, Peru · 1984 days ago · 10 km deep · 6 km away
  4. 4.226 km ESE of Chuquitira, Peru · 1974 days ago · 10 km deep · 12 km away
  5. 4.414 km E of Chuquitira, Peru · 1974 days ago · 10 km deep · 12 km away
  6. 4.020 km E of Estique, Peru · 1974 days ago · 10 km deep · 15 km away
  7. 4.419 km ENE of Estique, Peru · 1972 days ago · 10 km deep · 10 km away
  8. 5.42 km NW of Chuquitira, Peru · 1972 days ago · 10 km deep · 23 km away · felt by 4
  9. 4.021 km E of Estique, Peru · 1972 days ago · 10 km deep · 15 km away
  10. 4.219 km E of Tarata, Peru · 1970 days ago · 10 km deep · 8 km away
  11. 4.215 km E of Estique, Peru · 1968 days ago · 10 km deep · 13 km away
  12. 4.18 km SE of Chuquitira, Peru · 1966 days ago · 10 km deep · 12 km away
  13. 4.610 km NNW of Chuquitira, Peru · 1966 days ago · 22 km deep · 30 km away · felt by 2
  14. 4.423 km ENE of Tarata, Peru · 1965 days ago · 10 km deep · 7 km away
  15. 4.915 km ENE of Ticaco, Peru · 1962 days ago · 5 km deep · 2 km away
  16. 4.221 km E of Estique, Peru · 1961 days ago · 10 km deep · 19 km away
  17. 4.716 km ENE of Tarata, Peru · 1955 days ago · 10 km deep · 3 km away
  18. 4.456 km SE of Calana, Peru · 1953 days ago · 130 km deep · 96 km away · felt by 1
  19. 4.512 km ENE of Tarata, Peru · 1953 days ago · 17 km deep · 5 km away

Before

  1. 4.315 km ENE of Ticaco, Peru · 1989 days ago · 10 km deep · 2 km away · felt by 1
  2. 4.27 km NE of Locumba, Peru · 1995 days ago · 106 km deep · 89 km away
  3. 4.56 km WNW of Sama Grande, Peru · 1995 days ago · 28 km deep · 80 km away · felt by 7

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000dye7. Read Mon, Oct 5, 2026, 8:05 AM UTC.