M4.2 earthquake 116 km NE of Tocopilla, Chile
A magnitude 4.2 earthquake struck 116 km NE of Tocopilla, Chile on Wed, Feb 23, 2022, 6:37 PM GMT-3 (21:37 UTC), 13 km (8 mi) below the surface.
A larger quake followed: M4.8 131 km SE of Iquique, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-02-23 21:37:44 UTC
- Depth
- 12.8 km (8.0 mi), shallow
- Epicenter
- 21.277° S, 69.483° W
- Region
- Chile
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.5 km horizontally, 4.6 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- From location
- Station coverage gap
- 66°
- Stations used
- 31
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 8 in the 30 days before it.
After
- 4.1106 km ESE of Iquique, Chile · 1682 days ago · 94 km deep · 94 km away · felt by 5
- 4.3128 km ESE of Iquique, Chile · 1676 days ago · 110 km deep · 94 km away
- 4.0118 km N of Calama, Chile · 1673 days ago · 118 km deep · 51 km away
- 4.1158 km N of Calama, Chile · 1666 days ago · 105 km deep · 81 km away
- 4.2129 km N of Calama, Chile · 1666 days ago · 127 km deep · 58 km away
- 4.8131 km SE of Iquique, Chile · 1664 days ago · 99 km deep · 24 km away · felt by 6
- 4.094 km NE of Tocopilla, Chile · 1664 days ago · 17 km deep · 22 km away · felt by 1
- 4.198 km ESE of Iquique, Chile · 1662 days ago · 75 km deep · 93 km away · felt by 1
- 4.4151 km N of Calama, Chile · 1658 days ago · 125 km deep · 80 km away
- 4.295 km SSE of Iquique, Chile · 1657 days ago · 39 km deep · 51 km away · felt by 5
- 4.3147 km N of Calama, Chile · 1640 days ago · 131 km deep · 69 km away
- 4.6153 km NNE of Calama, Chile · 1637 days ago · 128 km deep · 96 km away · felt by 1
- 4.0132 km N of Calama, Chile · 1635 days ago · 117 km deep · 69 km away
- 4.5154 km NNE of Calama, Chile · 1633 days ago · 131 km deep · 96 km away · felt by 3
Before
- 4.4159 km N of Calama, Chile · 1685 days ago · 140 km deep · 77 km away · felt by 2
- 4.386 km NW of Ollag?e, Chile · 1686 days ago · 108 km deep · 87 km away · felt by 1
- 4.2144 km NNE of Calama, Chile · 1687 days ago · 140 km deep · 91 km away
- 4.5127 km NNE of Calama, Chile · 1694 days ago · 125 km deep · 86 km away
- 4.2131 km N of Calama, Chile · 1696 days ago · 116 km deep · 60 km away
- 4.8113 km ESE of Iquique, Chile · 1698 days ago · 93 km deep · 81 km away · felt by 22
- 4.199 km N of Calama, Chile · 1703 days ago · 117 km deep · 66 km away
- 4.6121 km NNE of Calama, Chile · 1710 days ago · 131 km deep · 93 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000gzm3. Read Sun, Oct 4, 2026, 5:39 AM UTC.