M3.6 earthquake 111 km WSW of San Antonio, Chile

Magnitude

3.6 (mb), minor

Local time

Sun, Mar 10, 1985, 11:16 AM GMT-4

UTC

1985-03-10 15:16:55 UTC

Depth

33.0 km (20.5 mi), shallow

Epicenter

34.143° S, 72.614° W

Region

Chile

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

• San Antonio, ChilePopulation 87,675. Forecast111 kmWSW
• Valparaíso, ChilePopulation 282,448. Forecast153 kmSW
• Santiago, ChilePopulation 4,837,295. Forecast197 kmWSW

After

1. 3.368 km WSW of Valparaíso, ChileMon, Mar 11, 4:15 AM GMT-4 · 15170 days ago · 33 km deep · 99 km away
2. 5.273 km WSW of Valparaíso, ChileTue, Mar 12, 6:44 AM GMT-4 · 15169 days ago · 33 km deep · 99 km away
3. 4.396 km W of Cartagena, ChileTue, Mar 12, 9:33 AM GMT-4 · 15169 days ago · 33 km deep · 82 km away
4. 3.096 km WSW of San Antonio, ChileTue, Mar 12, 9:07 PM GMT-4 · 15168 days ago · 33 km deep · 34 km away
5. 3.6146 km W of Cartagena, ChileTue, Mar 12, 10:05 PM GMT-4 · 15168 days ago · 33 km deep · 97 km away
6. 4.493 km WNW of Cartagena, ChileWed, Mar 13, 9:21 PM GMT-4 · 15167 days ago · 33 km deep · 85 km away
7. 3.0106 km WSW of San Antonio, ChileThu, Mar 14, 5:54 AM GMT-4 · 15167 days ago · 33 km deep · 35 km away
8. 2.763 km WSW of Valparaíso, ChileThu, Mar 14, 9:46 AM GMT-4 · 15167 days ago · 33 km deep · 100 km away
9. 3.041 km SW of San Antonio, ChileFri, Mar 15, 4:21 AM GMT-4 · 15166 days ago · 33 km deep · 69 km away
10. 4.697 km W of Cartagena, ChileSat, Mar 16, 9:36 PM GMT-4 · 15164 days ago · 33 km deep · 83 km away
11. 4.4100 km W of San Antonio, ChileSun, Mar 17, 3:53 PM GMT-4 · 15164 days ago · 33 km deep · 59 km away
12. 4.666 km SW of San Antonio, ChileMon, Mar 18, 8:33 PM GMT-4 · 15162 days ago · 33 km deep · 47 km away
13. 4.684 km WNW of Santa Cruz, ChileMon, Mar 18, 8:45 PM GMT-4 · 15162 days ago · 33 km deep · 48 km away
14. 4.480 km WSW of Valparaíso, ChileTue, Mar 19, 2:30 AM GMT-4 · 15162 days ago · 33 km deep · 95 km away
15. 5.173 km WNW of Santa Cruz, ChileFri, Mar 22, 10:32 AM GMT-4 · 15159 days ago · 33 km deep · 54 km away
16. 3.597 km W of Cartagena, ChileFri, Mar 22, 5:20 PM GMT-4 · 15159 days ago · 33 km deep · 70 km away
17. 5.776 km NW of Santa Cruz, ChileSat, Mar 23, 9:45 AM GMT-4 · 15158 days ago · 57 km deep · 55 km away
18. 5.789 km WNW of Santa Cruz, ChileSun, Mar 24, 12:16 PM GMT-4 · 15157 days ago · 26 km deep · 39 km away
19. 6.586 km WNW of Santa Cruz, ChileMon, Mar 25, 1:14 AM GMT-4 · 15156 days ago · 45 km deep · 41 km away
20. 4.7101 km SW of San Antonio, ChileMon, Mar 25, 1:53 AM GMT-4 · 15156 days ago · 33 km deep · 15 km away
21. 4.5117 km N of Constitución, ChileMon, Mar 25, 1:00 PM GMT-4 · 15156 days ago · 33 km deep · 16 km away
22. 4.280 km SW of San Antonio, ChileTue, Mar 26, 3:03 AM GMT-4 · 15155 days ago · 10 km deep · 36 km away
23. 4.7105 km WNW of Santa Cruz, ChileThu, Mar 28, 12:43 AM GMT-4 · 15153 days ago · 33 km deep · 24 km away
24. 4.680 km WNW of Santa Cruz, ChileThu, Mar 28, 10:51 PM GMT-4 · 15152 days ago · 33 km deep · 48 km away
25. 4.271 km W of Cartagena, ChileSun, Mar 31, 4:24 AM GMT-4 · 15150 days ago · 33 km deep · 75 km away
26. 7.259 km S of San Antonio, ChileMon, Apr 8, 9:56 PM GMT-4 · 15141 days ago · 38 km deep · 92 km away
27. 4.274 km WSW of San Antonio, ChileTue, Apr 9, 10:34 PM GMT-4 · 15140 days ago · 33 km deep · 37 km away
28. 4.066 km SW of San Antonio, ChileThu, Apr 11, 8:44 AM GMT-4 · 15139 days ago · 33 km deep · 44 km away
29. 3.272 km WSW of San Antonio, ChileThu, Apr 11, 9:53 PM GMT-4 · 15138 days ago · 33 km deep · 38 km away
30. 3.379 km SW of San Antonio, ChileFri, Apr 12, 6:45 PM GMT-4 · 15138 days ago · 33 km deep · 32 km away
31. 3.5124 km W of Cartagena, ChileFri, Apr 12, 8:34 PM GMT-4 · 15137 days ago · 33 km deep · 72 km away
32. 4.855 km SW of San Antonio, ChileSun, Apr 14, 5:30 AM GMT-4 · 15136 days ago · 33 km deep · 59 km away
33. 5.633 km WNW of Cartagena, ChileMon, Apr 15, 12:41 AM GMT-4 · 15135 days ago · 33 km deep · 94 km away
34. 4.562 km W of San Antonio, ChileMon, Apr 15, 2:31 AM GMT-4 · 15135 days ago · 33 km deep · 64 km away
35. 4.571 km SW of San Antonio, ChileMon, Apr 15, 7:56 AM GMT-4 · 15135 days ago · 33 km deep · 43 km away
36. 4.297 km WSW of San Antonio, ChileMon, Apr 15, 4:42 PM GMT-4 · 15135 days ago · 33 km deep · 16 km away
37. 4.684 km WSW of San Antonio, ChileThu, Apr 18, 8:02 AM GMT-4 · 15132 days ago · 33 km deep · 28 km away
38. 4.664 km W of San Antonio, ChileSun, Apr 21, 11:17 AM GMT-4 · 15129 days ago · 33 km deep · 61 km away
39. 4.342 km WSW of San Antonio, ChileSun, Apr 21, 12:29 PM GMT-4 · 15129 days ago · 33 km deep · 68 km away
40. 4.960 km W of Cartagena, ChileMon, Apr 22, 12:19 AM GMT-4 · 15128 days ago · 33 km deep · 84 km away
41. 4.359 km W of Cartagena, ChileMon, Apr 22, 2:53 AM GMT-4 · 15128 days ago · 33 km deep · 78 km away
42. 4.776 km W of Cartagena, ChileMon, Apr 22, 3:14 AM GMT-4 · 15128 days ago · 33 km deep · 72 km away
43. 4.190 km N of Constitución, ChileFri, May 3, 10:04 AM GMT-4 · 15117 days ago · 33 km deep · 44 km away

Before

1. 4.955 km WSW of San Antonio, ChileSun, Mar 10, 2:58 AM GMT-4 · 15171 days ago · 33 km deep · 56 km away
2. 4.379 km W of Cartagena, ChileSat, Mar 9, 5:33 PM GMT-3 · 15172 days ago · 33 km deep · 76 km away
3. 3.476 km W of San Antonio, ChileSat, Mar 9, 5:10 PM GMT-3 · 15172 days ago · 33 km deep · 56 km away
4. 3.081 km SW of San Antonio, ChileSat, Mar 9, 4:30 PM GMT-3 · 15172 days ago · 33 km deep · 29 km away
5. 3.976 km W of San Antonio, ChileSat, Mar 9, 12:48 PM GMT-3 · 15172 days ago · 33 km deep · 54 km away
6. 4.746 km WNW of Cartagena, ChileSat, Mar 9, 12:20 PM GMT-3 · 15172 days ago · 33 km deep · 89 km away
7. 5.865 km W of San Antonio, ChileSat, Mar 9, 12:11 PM GMT-3 · 15172 days ago · 33 km deep · 57 km away
8. 4.853 km WSW of San Antonio, ChileThu, Mar 7, 1:00 PM GMT-3 · 15174 days ago · 33 km deep · 58 km away
9. 5.346 km SW of San Antonio, ChileThu, Mar 7, 7:57 AM GMT-3 · 15174 days ago · 33 km deep · 69 km away
10. 4.977 km W of Cartagena, ChileWed, Mar 6, 3:21 PM GMT-3 · 15175 days ago · 33 km deep · 81 km away
11. 4.792 km WSW of San Antonio, ChileWed, Mar 6, 12:24 PM GMT-3 · 15175 days ago · 33 km deep · 22 km away
12. 4.633 km W of Cartagena, ChileWed, Mar 6, 9:44 AM GMT-3 · 15175 days ago · 33 km deep · 88 km away
13. 4.375 km SW of San Antonio, ChileWed, Mar 6, 7:16 AM GMT-3 · 15175 days ago · 33 km deep · 45 km away
14. 2.871 km W of Cartagena, ChileWed, Mar 6, 5:00 AM GMT-3 · 15175 days ago · 33 km deep · 77 km away
15. 4.062 km NW of Santa Cruz, ChileWed, Mar 6, 2:20 AM GMT-3 · 15175 days ago · 30 km deep · 66 km away
16. 4.572 km SW of San Antonio, ChileTue, Mar 5, 6:10 PM GMT-3 · 15176 days ago · 33 km deep · 48 km away
17. 4.468 km SW of San Antonio, ChileTue, Mar 5, 3:17 PM GMT-3 · 15176 days ago · 33 km deep · 44 km away
18. 5.125 km SSW of San Antonio, ChileTue, Mar 5, 1:38 PM GMT-3 · 15176 days ago · 49 km deep · 92 km away
19. 4.565 km WNW of Cartagena, ChileTue, Mar 5, 11:23 AM GMT-3 · 15176 days ago · 33 km deep · 87 km away
20. 3.788 km WSW of San Antonio, ChileTue, Mar 5, 11:08 AM GMT-3 · 15176 days ago · 33 km deep · 27 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp0002cpx. Read Tue, Sep 22, 2026, 10:41 AM UTC.