M3.8 earthquake 75 km NE of Calama, Chile
A magnitude 3.8 earthquake struck 75 km NE of Calama, Chile on Mon, Apr 17, 2023, 2:23 PM GMT-4 (18:23 UTC), 123 km (76 mi) below the surface.
A larger quake followed: M4.6 50 km NNE of Calama, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.8 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2023-04-17 18:23:08 UTC
- Depth
- 122.7 km (76.3 mi), intermediate-depth
- Epicenter
- 21.898° S, 68.498° W
- Region
- Chile
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.3 km horizontally, 6.8 km in depth
- Magnitude uncertainty
- ±0.29
- Depth from
- From location
- Station coverage gap
- 60°
- Stations used
- 20
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 4 in the 30 days before it.
After
- 4.242 km WSW of Ollagüe, Chile · 1251 days ago · 114 km deep · 64 km away
- 4.074 km SSW of Ollagüe, Chile · 1250 days ago · 126 km deep · 11 km away
- 4.419 km ENE of Calama, Chile · 1246 days ago · 112 km deep · 63 km away · felt by 1
- 4.261 km N of Calama, Chile · 1237 days ago · 140 km deep · 33 km away
- 4.258 km NE of San Pedro de Atacama, Chile · 1236 days ago · 166 km deep · 94 km away
- 4.5107 km NE of San Pedro de Atacama, Chile · 1234 days ago · 210 km deep · 98 km away
- 4.053 km WSW of Ollagüe, Chile · 1232 days ago · 111 km deep · 58 km away
- 4.056 km W of Ollagüe, Chile · 1231 days ago · 131 km deep · 82 km away
- 4.544 km E of Calama, Chile · 1230 days ago · 123 km deep · 55 km away
- 4.072 km NNE of Calama, Chile · 1228 days ago · 134 km deep · 12 km away
- 4.468 km NE of Calama, Chile · 1222 days ago · 10 km deep · 7 km away
- 4.468 km W of Ollagüe, Chile · 1211 days ago · 110 km deep · 94 km away
- 4.650 km NNE of Calama, Chile · 1210 days ago · 106 km deep · 32 km away
- 4.221 km NNE of Calama, Chile · 1208 days ago · 128 km deep · 54 km away
Before
- 4.159 km NNE of Calama, Chile · 1270 days ago · 110 km deep · 25 km away
- 4.443 km WNW of Ollagüe, Chile · 1271 days ago · 123 km deep · 87 km away
- 4.255 km WNW of Ollagüe, Chile · 1271 days ago · 123 km deep · 92 km away
- 5.4161 km N of Calama, Chile · 1288 days ago · 105 km deep · 100 km away · felt by 14
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000k54e. Read Sat, Oct 3, 2026, 6:15 PM UTC.