M4.7 earthquake 99 km NNE of Calama, Chile
A magnitude 4.7 earthquake struck 99 km NNE of Calama, Chile on Sat, Oct 2, 2021, 1:36 AM GMT-3 (04:36 UTC), 103 km (64 mi) below the surface.
A larger quake followed: M4.8 148 km N 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
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-10-02 04:36:19 UTC
- Depth
- 102.9 km (64.0 mi), intermediate-depth
- Epicenter
- 21.702° S, 68.401° 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 5.7 km horizontally, 5.9 km in depth
- Magnitude uncertainty
- ±0.03
- Depth from
- From location
- Station coverage gap
- 43°
- Stations used
- 61
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 16 in the 60 days after this one and 8 in the 30 days before it.
After
- 4.2102 km N of Calama, Chile · 1822 days ago · 103 km deep · 66 km away
- 4.374 km N of Calama, Chile · 1820 days ago · 105 km deep · 44 km away
- 4.8148 km N of Calama, Chile · 1819 days ago · 114 km deep · 81 km away · felt by 3
- 4.386 km NNE of Calama, Chile · 1818 days ago · 126 km deep · 13 km away
- 4.2140 km NNE of Calama, Chile · 1811 days ago · 125 km deep · 50 km away
- 4.344 km NW of Calama, Chile · 1807 days ago · 107 km deep · 96 km away · felt by 2
- 4.151 km NNE of Calama, Chile · 1805 days ago · 121 km deep · 48 km away
- 4.2146 km NNE of Calama, Chile · 1799 days ago · 138 km deep · 64 km away
- 4.1106 km NNE of Calama, Chile · 1792 days ago · 128 km deep · 21 km away
- 4.355 km N of Calama, Chile · 1782 days ago · 119 km deep · 54 km away
- 4.6163 km ESE of Iquique, Chile · 1779 days ago · 115 km deep · 95 km away · felt by 7
- 4.0138 km N of Calama, Chile · 1777 days ago · 117 km deep · 76 km away
- 4.2157 km NNE of Calama, Chile · 1776 days ago · 132 km deep · 71 km away
- 4.2117 km N of Calama, Chile · 1775 days ago · 119 km deep · 57 km away
- 4.539 km E of Calama, Chile · 1773 days ago · 112 km deep · 88 km away
- 4.434 km NNE of Calama, Chile · 1771 days ago · 125 km deep · 66 km away
Before
- 4.1101 km NNE of Calama, Chile · 1828 days ago · 130 km deep · 7 km away
- 4.5157 km N of Calama, Chile · 1828 days ago · 131 km deep · 77 km away · felt by 1
- 4.2150 km N of Calama, Chile · 1828 days ago · 136 km deep · 71 km away
- 4.028 km ENE of Calama, Chile · 1831 days ago · 126 km deep · 81 km away
- 4.4103 km NNE of Calama, Chile · 1836 days ago · 105 km deep · 18 km away
- 4.339 km NE of Calama, Chile · 1843 days ago · 132 km deep · 62 km away
- 4.3160 km N of Calama, Chile · 1846 days ago · 104 km deep · 85 km away
- 4.1107 km NE of Calama, Chile · 1851 days ago · 137 km deep · 9 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000fqzp. Read Sat, Oct 3, 2026, 1:14 AM UTC.