M1.8 earthquake 13km NNW of Delta, B.C., MX

Magnitude

1.8 (mc), micro

Local time

Tue, Nov 10, 1981, 9:52 PM PST

UTC

1981-11-11 05:52:32 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

32.465° N, 115.243° W

Region

Mexico

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.1 km horizontally, 31.6 km in depth

Depth from

Operator assigned

Station coverage gap

205°, poorly surrounded by stations

Stations used

10

• Puebla, MexicoPopulation 15,168. Forecast15 kmSE
• Mexicali, MexicoPopulation 1,032,686. Forecast27 kmSE

After

1. 2.363km WSW of Alberto Oviedo Mota, B.C., MXWed, Nov 11, 11:01 AM PST · 16393 days ago · 6 km deep · 74 km away
2. 3.876km SSW of Alberto Oviedo Mota, B.C., MXWed, Nov 11, 1:52 PM PST · 16393 days ago · 6 km deep · 99 km away
3. 2.477km SSW of Alberto Oviedo Mota, B.C., MXWed, Nov 11, 9:27 PM PST · 16392 days ago · 6 km deep · 98 km away
4. 1.54km NW of Delta, B.C., MXFri, Nov 13, 2:19 AM PST · 16391 days ago · 6 km deep · 10 km away
5. 1.714km NW of Delta, B.C., MXSun, Nov 15, 3:54 AM PST · 16389 days ago · 6 km deep · 7 km away
6. 1.85km S of Brawley, CASun, Nov 15, 4:41 AM PST · 16389 days ago · 10 km deep · 58 km away
7. 2.363km WSW of Alberto Oviedo Mota, B.C., MXTue, Nov 17, 1:38 AM PST · 16387 days ago · 6 km deep · 73 km away
8. 2.354km SSW of Progreso, B.C., MXTue, Nov 17, 9:03 AM PST · 16387 days ago · 6 km deep · 65 km away
9. 2.029km SSW of Progreso, B.C., MXTue, Nov 17, 10:13 PM PST · 16386 days ago · 6 km deep · 48 km away
10. 1.512km SE of Puebla, B.C., MXWed, Nov 18, 7:39 AM PST · 16386 days ago · 6 km deep · 3 km away
11. 2.362km WSW of Alberto Oviedo Mota, B.C., MXThu, Nov 19, 1:56 PM PST · 16385 days ago · 6 km deep · 72 km away
12. 1.98km SW of Holtville, CAThu, Nov 19, 8:04 PM PST · 16384 days ago · 18 km deep · 37 km away
13. 2.664km ENE of Maneadero, B.C., MXThu, Nov 19, 10:04 PM PST · 16384 days ago · 6 km deep · 89 km away
14. 2.354km SSW of Progreso, B.C., MXFri, Nov 20, 6:26 AM PST · 16384 days ago · 6 km deep · 65 km away
15. 1.78km ENE of Puebla, B.C., MXFri, Nov 20, 6:30 AM PST · 16384 days ago · 11 km deep · 13 km away
16. 2.474km SSW of Alberto Oviedo Mota, B.C., MXTue, Nov 24, 2:02 AM PST · 16380 days ago · 6 km deep · 96 km away
17. 3.458km ENE of Ensenada, B.C., MXWed, Nov 25, 7:16 AM PST · 16379 days ago · 6 km deep · 88 km away
18. 1.55km NNW of Brawley, CAThu, Nov 26, 12:08 PM PST · 16378 days ago · 10 km deep · 69 km away
19. 3.362km WSW of Alberto Oviedo Mota, B.C., MXThu, Nov 26, 5:25 PM PST · 16378 days ago · 6 km deep · 71 km away
20. 1.61km WSW of El Centro, CAThu, Nov 26, 11:23 PM PST · 16377 days ago · 16 km deep · 47 km away
21. 1.75km WSW of Imperial, CASat, Nov 28, 8:32 AM PST · 16376 days ago · 12 km deep · 54 km away
22. 1.712km SSE of Puebla, B.C., MXSat, Nov 28, 9:36 AM PST · 16376 days ago · 6 km deep · 7 km away
23. 2.021km W of Alberto Oviedo Mota, B.C., MXSun, Nov 29, 9:46 AM PST · 16375 days ago · 6 km deep · 31 km away
24. 1.614km WSW of Westmorland, CAMon, Nov 30, 2:15 AM PST · 16374 days ago · 5 km deep · 75 km away
25. 2.211km WNW of Calipatria, CAMon, Nov 30, 3:38 PM PST · 16374 days ago · 10 km deep · 84 km away
26. 2.812km N of Westmorland, CAMon, Nov 30, 7:14 PM PST · 16374 days ago · 14 km deep · 84 km away
27. 1.511km W of Calipatria, CAMon, Nov 30, 11:04 PM PST · 16373 days ago · 9 km deep · 83 km away
28. 1.811km W of Calipatria, CATue, Dec 1, 4:28 AM PST · 16373 days ago · 11 km deep · 83 km away
29. 1.710km W of Calipatria, CATue, Dec 1, 7:23 AM PST · 16373 days ago · 10 km deep · 82 km away
30. 1.68km W of Calipatria, CATue, Dec 1, 10:14 AM PST · 16373 days ago · 10 km deep · 81 km away
31. 1.611km W of Calipatria, CATue, Dec 1, 5:47 PM PST · 16373 days ago · 10 km deep · 83 km away
32. 1.814km NNW of Delta, B.C., MXTue, Dec 1, 7:00 PM PST · 16373 days ago · 6 km deep · 1 km away
33. 1.63km WNW of Brawley, CAWed, Dec 2, 7:04 AM PST · 16372 days ago · 10 km deep · 66 km away
34. 1.711km W of Calipatria, CASat, Dec 5, 3:13 PM PST · 16369 days ago · 11 km deep · 84 km away
35. 1.954km SSW of Progreso, B.C., MXThu, Dec 10, 4:10 AM PST · 16364 days ago · 6 km deep · 65 km away
36. 1.66km WSW of Westmorland, CASun, Dec 13, 8:19 AM PST · 16361 days ago · 8 km deep · 73 km away
37. 3.475km SSW of Alberto Oviedo Mota, B.C., MXWed, Dec 16, 2:27 AM PST · 16358 days ago · 6 km deep · 98 km away
38. 2.469km ENE of Maneadero, B.C., MXWed, Dec 16, 1:53 PM PST · 16358 days ago · 6 km deep · 88 km away
39. 3.070km ENE of Maneadero, B.C., MXThu, Dec 17, 4:10 AM PST · 16357 days ago · 6 km deep · 87 km away
40. 2.110km WSW of Imperial, CAFri, Dec 18, 3:40 PM PST · 16356 days ago · 15 km deep · 56 km away
41. 2.311km SW of Puebla, B.C., MXSat, Dec 19, 4:29 AM PST · 16355 days ago · 6 km deep · 19 km away
42. 1.62km E of Progreso, B.C., MXSun, Dec 20, 12:57 PM PST · 16354 days ago · 10 km deep · 33 km away
43. 2.571km ENE of Maneadero, B.C., MXMon, Dec 21, 2:19 AM PST · 16353 days ago · 6 km deep · 87 km away
44. 1.611km SE of Bombay Beach, CAWed, Dec 23, 1:54 AM PST · 16351 days ago · 2 km deep · 98 km away
45. 1.811km WNW of Westmorland, CAThu, Dec 24, 2:22 PM PST · 16350 days ago · 7 km deep · 81 km away
46. 1.725km WSW of Westmorland, CASat, Dec 26, 2:40 PM PST · 16348 days ago · 8 km deep · 82 km away
47. 1.76km NE of Imperial, CASun, Dec 27, 11:53 PM PST · 16346 days ago · 15 km deep · 54 km away
48. 1.812km NW of Delta, B.C., MXTue, Dec 29, 9:36 AM PST · 16345 days ago · 6 km deep · 7 km away
49. 1.820km W of Progreso, B.C., MXTue, Dec 29, 6:03 PM PST · 16345 days ago · 5 km deep · 54 km away
50. 1.821km W of Progreso, B.C., MXTue, Dec 29, 6:05 PM PST · 16345 days ago · 4 km deep · 55 km away
51. 1.948km ENE of Ensenada, B.C., MXWed, Dec 30, 5:40 PM PST · 16344 days ago · 6 km deep · 98 km away
52. 1.75km ENE of Heber, CAThu, Dec 31, 5:06 PM PST · 16343 days ago · 6 km deep · 39 km away
53. 2.112km WSW of Ocotillo, CAFri, Jan 1, 12:17 PM PST · 16342 days ago · 5 km deep · 87 km away
54. 3.040km NNW of Los Algodones, B.C., MXSat, Jan 2, 9:02 PM MST · 16340 days ago · 6 km deep · 76 km away
55. 1.69km N of Westmorland, CATue, Jan 5, 11:04 PM PST · 16337 days ago · 6 km deep · 81 km away

Before

1. 2.76km WSW of Imperial, CAMon, Nov 9, 7:54 AM PST · 16395 days ago · 6 km deep · 55 km away
2. 2.112km SE of Bombay Beach, CAFri, Nov 6, 9:59 AM PST · 16398 days ago · 4 km deep · 97 km away
3. 1.812km SSE of Bombay Beach, CASun, Nov 1, 11:34 PM PST · 16402 days ago · 5 km deep · 96 km away
4. 1.57km S of Brawley, CASat, Oct 31, 11:59 PM PST · 16403 days ago · 14 km deep · 56 km away
5. 1.74km SW of Brawley, CAFri, Oct 30, 8:19 PM PST · 16404 days ago · 13 km deep · 62 km away
6. 1.96km W of Westmorland, CAFri, Oct 30, 9:30 AM PST · 16405 days ago · 5 km deep · 76 km away
7. 1.89km SW of Holtville, CAWed, Oct 28, 5:17 AM PST · 16407 days ago · 20 km deep · 36 km away
8. 1.514km WNW of Calipatria, CAMon, Oct 26, 4:55 PM PST · 16409 days ago · 5 km deep · 88 km away
9. 1.712km SSW of Puebla, B.C., MXMon, Oct 26, 1:23 AM PST · 16409 days ago · 6 km deep · 16 km away
10. 2.168km SW of Alberto Oviedo Mota, B.C., MXSun, Oct 25, 7:58 PM PST · 16409 days ago · 6 km deep · 81 km away
11. 1.524km WSW of Westmorland, CASun, Oct 25, 2:27 PM PST · 16410 days ago · 7 km deep · 79 km away
12. 1.710km SE of Ocotillo, CASun, Oct 25, 6:36 AM PST · 16410 days ago · 4 km deep · 67 km away
13. 2.08km ESE of Puebla, B.C., MXFri, Oct 23, 10:41 PM PDT · 16411 days ago · 6 km deep · 8 km away
14. 1.58km SW of Holtville, CAThu, Oct 22, 9:24 AM PDT · 16413 days ago · 6 km deep · 37 km away
15. 2.418km N of Ocotillo, CAWed, Oct 21, 9:04 PM PDT · 16413 days ago · 12 km deep · 82 km away
16. 1.721km SW of Westmorland, CAWed, Oct 21, 2:53 PM PDT · 16414 days ago · 9 km deep · 74 km away
17. 1.66km S of Brawley, CAWed, Oct 21, 8:57 AM PDT · 16414 days ago · 12 km deep · 57 km away
18. 1.817km SSW of Ocotillo, CAWed, Oct 21, 12:51 AM PDT · 16414 days ago · 7 km deep · 80 km away
19. 2.08km NW of Ocotillo, CATue, Oct 20, 1:09 PM PDT · 16415 days ago · 9 km deep · 84 km away
20. 1.94km SW of Guadalupe Victoria, B.C., MXSun, Oct 18, 5:01 PM PDT · 16417 days ago · 6 km deep · 24 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci526851. Read Tue, Sep 29, 2026, 2:47 PM UTC.