M4.4 earthquake 86 km NNE of Calama, Chile

Magnitude

4.4 (Mwr, regional moment), light

Magnitude from

USGS National Earthquake Information Center

Local time

Sun, Dec 19, 2021, 8:17 AM GMT-3

UTC

2021-12-19 11:17:24 UTC

Depth

107.3 km (66.7 mi), intermediate-depth

Epicenter

21.751° S, 68.564° W

Region

Chile

Tsunami flag

No

Status

Reviewed by a seismologist

Faulting

Oblique normal

Moment magnitude

4.4 Mwr

Nodal plane 1

Strike 190°, dip 32°, rake -55°

Nodal plane 2

Strike 330°, dip 64°, rake -110°

Location uncertainty

About 6.3 km horizontally, 5.7 km in depth

Magnitude uncertainty

±0.07

Depth from

From location

Station coverage gap

43°

Stations used

78

• Calama, ChilePopulation 166,334. Forecast87 kmNNE
• La Paz, BoliviaPopulation 2,004,652. Forecast586 kmS

After

1. 4.738 km ENE of Calama, ChileFri, Dec 24, 2:42 PM GMT-3 · 1743 days ago · 110 km deep · 64 km away
2. 4.5145 km SW of Uyuni, BoliviaSat, Dec 25, 2:55 PM GMT-3 · 1742 days ago · 167 km deep · 86 km away
3. 4.2143 km N of Calama, ChileMon, Dec 27, 4:04 PM GMT-3 · 1740 days ago · 114 km deep · 65 km away
4. 4.7131 km NNE of Calama, ChileSun, Jan 2, 8:56 AM GMT-3 · 1735 days ago · 138 km deep · 45 km away
5. 4.2146 km N of Calama, ChileTue, Jan 4, 11:17 PM GMT-3 · 1732 days ago · 119 km deep · 68 km away
6. 4.322 km NNE of Calama, ChileFri, Jan 7, 9:08 AM GMT-3 · 1730 days ago · 125 km deep · 64 km away
7. 4.160 km NNE of Calama, ChileMon, Jan 10, 3:52 AM GMT-3 · 1727 days ago · 149 km deep · 26 km away
8. 4.2162 km N of Calama, ChileTue, Jan 11, 1:12 PM GMT-3 · 1725 days ago · 110 km deep · 86 km away
9. 4.3129 km N of Calama, ChileFri, Jan 14, 2:50 AM GMT-3 · 1723 days ago · 119 km deep · 61 km away
10. 4.0130 km NNE of Calama, ChileFri, Jan 14, 10:26 PM GMT-3 · 1722 days ago · 151 km deep · 46 km away
11. 4.2114 km NNE of Calama, ChileWed, Jan 19, 7:02 PM GMT-3 · 1717 days ago · 124 km deep · 28 km away
12. 4.3158 km ESE of Iquique, ChileFri, Jan 21, 5:20 PM GMT-3 · 1715 days ago · 115 km deep · 91 km away
13. 4.4161 km NNE of Calama, ChileSun, Jan 23, 3:28 PM GMT-3 · 1713 days ago · 148 km deep · 79 km away · felt by 1
14. 4.4132 km N of Calama, ChileMon, Jan 24, 3:40 AM GMT-3 · 1713 days ago · 133 km deep · 62 km away · felt by 1
15. 4.6121 km NNE of Calama, ChileFri, Jan 28, 2:20 AM GMT-3 · 1709 days ago · 131 km deep · 39 km away
16. 4.219 km E of Calama, ChileThu, Feb 3, 1:33 PM GMT-3 · 1702 days ago · 113 km deep · 81 km away
17. 4.199 km N of Calama, ChileFri, Feb 4, 12:10 PM GMT-3 · 1701 days ago · 117 km deep · 43 km away
18. 5.341 km NE of Calama, ChileSun, Feb 6, 8:46 PM GMT-3 · 1699 days ago · 105 km deep · 48 km away · felt by 5
19. 4.2131 km N of Calama, ChileFri, Feb 11, 12:26 AM GMT-3 · 1695 days ago · 116 km deep · 64 km away
20. 4.5127 km NNE of Calama, ChileSun, Feb 13, 1:31 AM GMT-3 · 1693 days ago · 125 km deep · 47 km away

Before

1. 4.657 km NNE of Calama, ChileThu, Dec 16, 10:48 AM GMT-3 · 1751 days ago · 126 km deep · 30 km away
2. 4.1152 km N of Calama, ChileWed, Dec 15, 11:10 AM GMT-3 · 1752 days ago · 136 km deep · 75 km away
3. 4.2152 km N of Calama, ChileTue, Dec 14, 5:40 AM GMT-3 · 1754 days ago · 106 km deep · 80 km away
4. 4.5120 km NE of Calama, ChileSun, Dec 12, 4:05 PM GMT-3 · 1755 days ago · 117 km deep · 52 km away
5. 4.434 km NNE of Calama, ChileSat, Nov 27, 1:06 AM GMT-3 · 1771 days ago · 125 km deep · 52 km away
6. 4.539 km E of Calama, ChileWed, Nov 24, 4:46 PM GMT-3 · 1773 days ago · 112 km deep · 82 km away
7. 4.2117 km N of Calama, ChileTue, Nov 23, 12:49 AM GMT-3 · 1775 days ago · 119 km deep · 49 km away
8. 4.2157 km NNE of Calama, ChileMon, Nov 22, 8:07 AM GMT-3 · 1776 days ago · 132 km deep · 75 km away
9. 4.0138 km N of Calama, ChileSun, Nov 21, 7:46 AM GMT-3 · 1777 days ago · 117 km deep · 70 km away

From the USGS Earthquake Hazards Program and its partner networks, event us6000gdl2. Read Sat, Oct 3, 2026, 1:13 AM UTC.