M4.5 earthquake 64 km NNE of Calama, Chile
A magnitude 4.5 earthquake struck 64 km NNE of Calama, Chile on Sun, Apr 28, 2024, 4:20 PM GMT-4 (20:20 UTC), 109 km (68 mi) below the surface.
A larger quake followed: M5.2 19 km SSW of Ollagüe, Chile. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (Mwr, regional moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2024-04-28 20:20:17 UTC
- Depth
- 109.4 km (68.0 mi), intermediate-depth
- Epicenter
- 21.924° S, 68.680° 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.
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Oblique normal
- Moment magnitude
- 4.5 Mwr
- Nodal plane 1
- Strike 227°, dip 12°, rake -49°
- Nodal plane 2
- Strike 5°, dip 81°, rake -98°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 5.3 km horizontally, 5.0 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 35°
- Stations used
- 50
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 11 in the 30 days before it.
After
- 5.081 km WSW of Ollagüe, Chile · 887 days ago · 102 km deep · 62 km away · felt by 7
- 4.367 km W of Ollagüe, Chile · 882 days ago · 112 km deep · 90 km away
- 5.219 km SSW of Ollagüe, Chile · 879 days ago · 107 km deep · 70 km away
- 4.324 km ESE of Calama, Chile · 873 days ago · 110 km deep · 69 km away
- 4.150 km NNE of Calama, Chile · 873 days ago · 129 km deep · 17 km away
- 4.247 km NNE of Calama, Chile · 867 days ago · 110 km deep · 17 km away
- 5.072 km NE of Calama, Chile · 866 days ago · 106 km deep · 21 km away
- 4.475 km SSW of Ollagüe, Chile · 862 days ago · 125 km deep · 21 km away
- 4.576 km SW of Ollagüe, Chile · 858 days ago · 125 km deep · 14 km away
- 5.145 km WSW of Ollagüe, Chile · 855 days ago · 98 km deep · 64 km away · felt by 9
- 4.216 km N of Calama, Chile · 855 days ago · 122 km deep · 49 km away
- 4.461 km SSW of Ollagüe, Chile · 847 days ago · 123 km deep · 31 km away
- 4.227 km S of Calama, Chile · 847 days ago · 111 km deep · 92 km away
- 4.175 km NNE of San Pedro de Atacama, Chile · 843 days ago · 188 km deep · 98 km away
- 4.568 km S of Ollagüe, Chile · 841 days ago · 109 km deep · 42 km away
- 4.215 km E of Calama, Chile · 841 days ago · 103 km deep · 62 km away
- 4.151 km SSW of Ollagüe, Chile · 840 days ago · 132 km deep · 38 km away
- 4.229 km W of Ollagüe, Chile · 834 days ago · 124 km deep · 84 km away
- 4.645 km SW of Ollagüe, Chile · 829 days ago · 100 km deep · 49 km away
Before
- 4.446 km NNW of San Pedro de Atacama, Chile · 890 days ago · 139 km deep · 74 km away
- 4.146 km S of Ollagüe, Chile · 897 days ago · 122 km deep · 49 km away
- 4.350 km SSW of Ollagüe, Chile · 903 days ago · 147 km deep · 40 km away
- 4.431 km SW of Ollagüe, Chile · 905 days ago · 131 km deep · 58 km away
- 4.275 km N of Calama, Chile · 906 days ago · 119 km deep · 31 km away
- 3.625 km NW of Ollagüe, Chile · 910 days ago · 145 km deep · 100 km away
- 4.212 km SSE of Calama, Chile · 912 days ago · 116 km deep · 74 km away
- 4.258 km SW of Ollagüe, Chile · 916 days ago · 140 km deep · 32 km away
- 4.126 km E of Calama, Chile · 916 days ago · 113 km deep · 62 km away
- 4.575 km W of Ollagüe, Chile · 918 days ago · 116 km deep · 97 km away
- 4.147 km SW of Ollagüe, Chile · 918 days ago · 136 km deep · 44 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000muql. Read Sun, Oct 4, 2026, 2:33 PM UTC.