M4.2 earthquake 110 km NE of Iquique, Chile
A magnitude 4.2 earthquake struck 110 km NE of Iquique, Chile on Fri, Apr 23, 2021, 9:44 PM GMT-4 (01:44 UTC), 101 km (62 mi) below the surface.
A larger quake followed: M4.5 116 km SE of Arica, 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
- 2021-04-24 01:44:05 UTC
- Depth
- 100.5 km (62.5 mi), intermediate-depth
- Epicenter
- 19.640° S, 69.282° 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 5.1 km horizontally, 4.6 km in depth
- Magnitude uncertainty
- ±0.18
- Depth from
- From location
- Station coverage gap
- 65°
- Stations used
- 27
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 5 in the 30 days before it.
After
- 4.357 km N of Iquique, Chile · 1986 days ago · 52 km deep · 88 km away · felt by 10
- 4.288 km ENE of Iquique, Chile · 1984 days ago · 108 km deep · 43 km away · felt by 4
- 4.0118 km NE of Iquique, Chile · 1978 days ago · 97 km deep · 28 km away · felt by 2
- 3.898 km E of Iquique, Chile · 1970 days ago · 85 km deep · 65 km away · felt by 2
- 4.4167 km ENE of Iquique, Chile · 1968 days ago · 135 km deep · 62 km away
- 4.292 km E of Iquique, Chile · 1956 days ago · 110 km deep · 68 km away · felt by 5
- 4.1102 km ENE of Iquique, Chile · 1955 days ago · 97 km deep · 41 km away · felt by 1
- 4.5116 km SE of Arica, Chile · 1955 days ago · 105 km deep · 53 km away · felt by 1
- 4.390 km SE of Arica, Chile · 1952 days ago · 107 km deep · 81 km away
- 4.391 km ESE of Arica, Chile · 1951 days ago · 116 km deep · 89 km away
- 4.1139 km NE of Iquique, Chile · 1939 days ago · 112 km deep · 33 km away
Before
- 4.2135 km ENE of Iquique, Chile · 1991 days ago · 107 km deep · 37 km away
- 4.4111 km NE of Iquique, Chile · 1996 days ago · 100 km deep · 21 km away · felt by 9
- 3.626 km NE of Iquique, Chile · 1997 days ago · 65 km deep · 84 km away · felt by 7
- 4.7137 km ENE of Iquique, Chile · 2011 days ago · 131 km deep · 35 km away · felt by 12
- 4.445 km NE of Iquique, Chile · 2015 days ago · 64 km deep · 70 km away · felt by 29
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000e484. Read Fri, Oct 2, 2026, 4:02 PM UTC.