M4.0 earthquake 94 km NE of Tocopilla, Chile
A magnitude 4.0 earthquake struck 94 km NE of Tocopilla, Chile on Tue, Mar 15, 2022, 2:31 PM GMT-3 (17:31 UTC), 17 km (10 mi) below the surface.
A larger quake followed: M5.1 43 km N of Tocopilla, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2022-03-15 17:31:19 UTC
- Depth
- 16.8 km (10.5 mi), shallow
- Epicenter
- 21.424° S, 69.625° 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 I, not felt shaking.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.2 km horizontally, 3.1 km in depth
- Magnitude uncertainty
- ±0.21
- Depth from
- From location
- Station coverage gap
- 90°
- Stations used
- 37
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.4151 km N of Calama, Chile · 1657 days ago · 125 km deep · 99 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 · 1639 days ago · 131 km deep · 88 km away
- 4.0132 km N of Calama, Chile · 1634 days ago · 117 km deep · 85 km away
- 3.767 km SE of Iquique, Chile · 1622 days ago · 89 km deep · 88 km away · felt by 3
- 4.2148 km N of Calama, Chile · 1611 days ago · 124 km deep · 97 km away
- 4.285 km NNE of Tocopilla, Chile · 1609 days ago · 54 km deep · 17 km away
- 5.143 km N of Tocopilla, Chile · 1606 days ago · 62 km deep · 70 km away · felt by 4
Before
- 4.8131 km SE of Iquique, Chile · 1663 days ago · 99 km deep · 46 km away · felt by 6
- 4.2129 km N of Calama, Chile · 1665 days ago · 127 km deep · 74 km away
- 4.0118 km N of Calama, Chile · 1672 days ago · 118 km deep · 65 km away
- 4.2116 km NE of Tocopilla, Chile · 1682 days ago · 13 km deep · 22 km away · felt by 1
- 4.4159 km N of Calama, Chile · 1685 days ago · 140 km deep · 97 km away · felt by 2
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000h4sa. Read Sat, Oct 3, 2026, 8:11 AM UTC.