Chile earthquakes

M4.7 earthquake 47 km SE of Arica, Chile

A magnitude 4.7 earthquake struck 47 km SE of Arica, Chile on Mon, Mar 23, 2020, 7:16 PM GMT-3 (22:16 UTC), 72 km (45 mi) below the surface.

A larger quake followed: M5.1 99 km SSW of Arica, Chile. This one was a foreshock.

Arica forecastMore in Chile

Map

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

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The earthquake

Magnitude
4.7 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2020-03-23 22:16:44 UTC
Depth
71.9 km (44.7 mi), intermediate-depth
Epicenter
18.811° S, 70.023° W
Region
Chile
Felt reports
4
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

4 people reported to the USGS what they felt; the strongest reported shaking was III, 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?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 6.5 km horizontally, 5.2 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
117°
Stations used
61

Nearest places

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

Nearby

Within 100 km, magnitude 1.7 and up: 8 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.323 km ESE of Calana, Peru · 2377 days ago · 127 km deep · 90 km away
  2. 4.340 km W of Arica, Chile · 2375 days ago · 35 km deep · 74 km away
  3. 5.058 km SE of Palca, Peru · 2368 days ago · 142 km deep · 82 km away · felt by 1
  4. 3.986 km SSE of Arica, Chile · 2366 days ago · 31 km deep · 48 km away · felt by 2
  5. 4.199 km N of Iquique, Chile · 2364 days ago · 69 km deep · 57 km away · felt by 5
  6. 4.258 km ESE of Arica, Chile · 2353 days ago · 95 km deep · 32 km away
  7. 5.199 km SSW of Arica, Chile · 2341 days ago · 64 km deep · 77 km away · felt by 13
  8. 4.2137 km SE of Arica, Chile · 2329 days ago · 121 km deep · 94 km away

Before

  1. 4.367 km SSE of Arica, Chile · 2390 days ago · 70 km deep · 30 km away
  2. 4.359 km E of Arica, Chile · 2395 days ago · 131 km deep · 43 km away
  3. 4.927 km S of Las Yaras, Peru · 2406 days ago · 58 km deep · 95 km away · felt by 8
  4. 4.4113 km ESE of Arica, Chile · 2412 days ago · 119 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70008eui. Read Sat, Oct 3, 2026, 6:19 PM UTC.