M4.2 earthquake 101 km NNE of Calama, Chile

Magnitude

4.2 (mb, body-wave), light

Magnitude from

USGS National Earthquake Information Center

Local time

Fri, May 28, 2021, 4:14 PM GMT-4

UTC

2021-05-28 20:14:35 UTC

Depth

149.1 km (92.7 mi), intermediate-depth

Epicenter

21.670° S, 68.417° W

Region

Chile

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 4.2 km horizontally, 8.4 km in depth

Magnitude uncertainty

±0.22

Depth from

From location

Station coverage gap

57°

Stations used

41

• Calama, ChilePopulation 166,334. Forecast102 kmNNE
• La Paz, BoliviaPopulation 2,004,652. Forecast576 kmS

After

1. 4.083 km NNE of Calama, ChileTue, Jun 1, 10:55 PM GMT-4 · 1949 days ago · 139 km deep · 27 km away
2. 4.3134 km N of Calama, ChileWed, Jun 2, 12:39 AM GMT-4 · 1948 days ago · 111 km deep · 59 km away
3. 4.1130 km N of Calama, ChileSat, Jun 5, 6:39 PM GMT-4 · 1945 days ago · 129 km deep · 66 km away
4. 4.031 km ENE of Calama, ChileSat, Jun 5, 7:18 PM GMT-4 · 1945 days ago · 114 km deep · 78 km away
5. 4.2Chile-Bolivia border regionSat, Jun 19, 10:31 PM GMT-4 · 1931 days ago · 135 km deep · 26 km away
6. 4.398 km NNE of Calama, ChileFri, Jun 25, 11:43 PM GMT-4 · 1925 days ago · 111 km deep · 5 km away
7. 3.924 km E of Calama, ChileSat, Jun 26, 3:30 PM GMT-4 · 1924 days ago · 123 km deep · 89 km away
8. 4.3134 km NNE of Calama, ChileSun, Jun 27, 1:59 PM GMT-4 · 1923 days ago · 110 km deep · 36 km away
9. 4.0138 km N of Calama, ChileWed, Jun 30, 4:05 AM GMT-4 · 1920 days ago · 117 km deep · 57 km away
10. 4.0150 km ESE of Iquique, ChileFri, Jul 2, 2:05 PM GMT-4 · 1918 days ago · 107 km deep · 99 km away
11. 4.0119 km N of Calama, ChileFri, Jul 2, 6:25 PM GMT-4 · 1918 days ago · 126 km deep · 45 km away
12. 4.7147 km N of Calama, ChileWed, Jul 7, 1:28 PM GMT-4 · 1913 days ago · 118 km deep · 66 km away · felt by 1
13. 4.461 km NNE of Calama, ChileThu, Jul 8, 7:13 PM GMT-4 · 1912 days ago · 125 km deep · 40 km away
14. 4.391 km NNE of Calama, ChileWed, Jul 14, 6:16 PM GMT-4 · 1906 days ago · 129 km deep · 12 km away · felt by 1
15. 4.690 km NNE of Calama, ChileFri, Jul 16, 8:59 PM GMT-4 · 1904 days ago · 147 km deep · 15 km away
16. 4.986 km NNE of Calama, ChileWed, Jul 21, 12:23 PM GMT-4 · 1899 days ago · 104 km deep · 25 km away · felt by 3
17. 4.475 km NNE of Calama, ChileWed, Jul 21, 11:29 PM GMT-4 · 1899 days ago · 139 km deep · 27 km away · felt by 1

Before

1. 4.2159 km ESE of Iquique, ChileFri, May 21, 2:05 PM GMT-4 · 1960 days ago · 104 km deep · 91 km away · felt by 1
2. 5.249 km ENE of Calama, ChileThu, May 20, 2:27 PM GMT-4 · 1961 days ago · 115 km deep · 61 km away · felt by 2
3. 4.011 km NNE of Calama, ChileThu, May 20, 3:13 AM GMT-4 · 1961 days ago · 113 km deep · 91 km away
4. 4.1144 km N of Calama, ChileMon, May 17, 10:03 AM GMT-4 · 1964 days ago · 123 km deep · 69 km away
5. 4.7130 km N of Calama, ChileMon, May 17, 1:43 AM GMT-4 · 1964 days ago · 119 km deep · 61 km away · felt by 11
6. 4.296 km NNE of Calama, ChileThu, May 13, 11:37 PM GMT-4 · 1968 days ago · 138 km deep · 11 km away · felt by 1
7. 4.449 km NE of Calama, ChileWed, May 12, 12:23 AM GMT-4 · 1970 days ago · 113 km deep · 56 km away · felt by 1
8. 4.3108 km NNE of Calama, ChileTue, May 11, 10:46 AM GMT-4 · 1970 days ago · 143 km deep · 14 km away · felt by 1
9. 4.661 km NNE of Calama, ChileFri, May 7, 11:01 AM GMT-4 · 1974 days ago · 113 km deep · 44 km away · felt by 1
10. 4.4140 km NNE of Calama, ChileThu, May 6, 8:18 AM GMT-4 · 1975 days ago · 106 km deep · 46 km away · felt by 1
11. 4.448 km NE of Calama, ChileWed, May 5, 9:22 PM GMT-4 · 1976 days ago · 117 km deep · 56 km away

From the USGS Earthquake Hazards Program and its partner networks, event us6000efn0. Read Fri, Oct 2, 2026, 4:02 PM UTC.