M4.2 earthquake 75 km N of Calama, Chile

Magnitude

4.2 (mb, body-wave), light

Magnitude from

USGS National Earthquake Information Center

Local time

Mon, Sep 17, 2018, 4:47 AM GMT-3

UTC

2018-09-17 07:47:10 UTC

Depth

108.5 km (67.4 mi), intermediate-depth

Epicenter

21.786° S, 68.782° W

Region

Chile

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 3.2 km horizontally, 8.2 km in depth

Magnitude uncertainty

±0.20

Depth from

From location

Station coverage gap

42°

Stations used

36

• Calama, ChilePopulation 166,334. Forecast76 kmN
• La Paz, BoliviaPopulation 2,004,652. Forecast592 kmS

After

1. 4.3157 km NNE of Calama, ChileWed, Sep 19, 10:42 AM GMT-3 · 2934 days ago · 136 km deep · 82 km away
2. 4.5147 km N of Calama, ChileSun, Sep 23, 4:06 PM GMT-3 · 2930 days ago · 124 km deep · 75 km away · felt by 2
3. 4.4169 km NNE of Calama, ChileWed, Sep 26, 7:21 AM GMT-3 · 2927 days ago · 115 km deep · 95 km away
4. 4.5119 km NNE of Calama, ChileWed, Sep 26, 12:42 PM GMT-3 · 2927 days ago · 115 km deep · 51 km away
5. 4.6117 km NE of Calama, ChileThu, Sep 27, 3:55 PM GMT-3 · 2926 days ago · 115 km deep · 58 km away
6. 4.327 km ESE of Calama, ChileTue, Oct 2, 3:37 AM GMT-3 · 2921 days ago · 119 km deep · 84 km away
7. 4.2149 km N of Calama, ChileWed, Oct 3, 9:36 PM GMT-3 · 2919 days ago · 117 km deep · 77 km away
8. 4.4153 km N of Calama, ChileFri, Oct 12, 9:20 PM GMT-3 · 2910 days ago · 133 km deep · 79 km away
9. 4.3162 km N of Calama, ChileTue, Oct 16, 8:11 AM GMT-3 · 2907 days ago · 113 km deep · 88 km away
10. 4.744 km ESE of Calama, ChileThu, Oct 18, 8:42 PM GMT-3 · 2904 days ago · 106 km deep · 98 km away · felt by 3
11. 4.2139 km N of Calama, ChileFri, Oct 19, 7:32 AM GMT-3 · 2904 days ago · 122 km deep · 69 km away
12. 4.521 km E of Calama, ChileSat, Oct 27, 12:46 PM GMT-3 · 2896 days ago · 110 km deep · 78 km away
13. 4.360 km NNE of Calama, ChileSun, Oct 28, 2:04 AM GMT-3 · 2895 days ago · 105 km deep · 21 km away · felt by 1
14. 4.0150 km N of Calama, ChileMon, Oct 29, 8:14 PM GMT-3 · 2893 days ago · 141 km deep · 75 km away
15. 4.828 km ENE of Calama, ChileThu, Nov 1, 3:31 AM GMT-3 · 2891 days ago · 98 km deep · 59 km away · felt by 1
16. 4.577 km NNE of Calama, ChileTue, Nov 6, 5:14 PM GMT-3 · 2885 days ago · 126 km deep · 18 km away
17. 4.5132 km N of Calama, ChileWed, Nov 7, 1:06 AM GMT-3 · 2885 days ago · 115 km deep · 60 km away
18. 4.5152 km N of Calama, ChileMon, Nov 12, 3:29 PM GMT-3 · 2880 days ago · 113 km deep · 80 km away
19. 4.1141 km N of Calama, ChileMon, Nov 12, 9:20 PM GMT-3 · 2879 days ago · 113 km deep · 66 km away

Before

1. 4.384 km NNE of Calama, ChileWed, Sep 5, 11:41 AM GMT-3 · 2948 days ago · 125 km deep · 22 km away · felt by 1
2. 4.482 km NNE of Calama, ChileSun, Sep 2, 3:56 AM GMT-3 · 2951 days ago · 129 km deep · 31 km away
3. 4.368 km N of Calama, ChileWed, Aug 29, 8:11 PM GMT-3 · 2954 days ago · 117 km deep · 8 km away
4. 4.5152 km N of Calama, ChileMon, Aug 27, 4:38 AM GMT-3 · 2957 days ago · 125 km deep · 77 km away
5. 4.2137 km N of Calama, ChileThu, Aug 23, 11:22 PM GMT-3 · 2960 days ago · 112 km deep · 62 km away
6. 4.4129 km N of Calama, ChileThu, Aug 23, 2:42 AM GMT-3 · 2961 days ago · 127 km deep · 56 km away
7. 4.454 km NE of Calama, ChileWed, Aug 22, 9:49 AM GMT-3 · 2962 days ago · 106 km deep · 48 km away

From the USGS Earthquake Hazards Program and its partner networks, event us2000hfr0. Read Thu, Oct 1, 2026, 7:24 AM UTC.