M2.1 earthquake 14km SW of Delta, B.C., MX

Magnitude

2.1 (mc), micro

Local time

Fri, May 12, 1978, 6:58 AM PDT

UTC

1978-05-12 13:58:08 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

32.281° N, 115.308° W

Region

Mexico

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 3.5 km horizontally, 31.6 km in depth

Depth from

Operator assigned

Station coverage gap

224°, poorly surrounded by stations

Stations used

8

• Ciudad Guadalupe Victoria, MexicoPopulation 17,119. Forecast19 kmW
• Mexicali, MexicoPopulation 1,032,686. Forecast41 kmSSE

After

1. 3.112km WNW of Alberto Oviedo Mota, B.C., MXSat, May 13, 4:19 PM PDT · 17671 days ago · 10 km deep · 2 km away
2. 2.815km W of Alberto Oviedo Mota, B.C., MXSat, May 13, 11:12 PM PDT · 17671 days ago · 10 km deep · 4 km away
3. 2.315km W of Alberto Oviedo Mota, B.C., MXSun, May 14, 12:24 AM PDT · 17671 days ago · 10 km deep · 7 km away
4. 1.97km WNW of Calipatria, CASun, May 14, 10:05 AM PDT · 17670 days ago · 7 km deep · 99 km away
5. 2.013km WNW of Alberto Oviedo Mota, B.C., MXMon, May 15, 1:15 AM PDT · 17670 days ago · 6 km deep · 3 km away
6. 1.86km E of Puebla, B.C., MXMon, May 15, 2:44 AM PDT · 17670 days ago · 10 km deep · 31 km away
7. 2.010km W of Alberto Oviedo Mota, B.C., MXMon, May 15, 12:04 PM PDT · 17669 days ago · 6 km deep · 5 km away
8. 1.712km WNW of Alberto Oviedo Mota, B.C., MXMon, May 15, 4:43 PM PDT · 17669 days ago · 6 km deep · 3 km away
9. 1.711km SW of Delta, B.C., MXTue, May 16, 7:56 AM PDT · 17669 days ago · 10 km deep · 3 km away
10. 2.646km ENE of Maneadero, B.C., MXTue, May 16, 7:42 PM PDT · 17668 days ago · 6 km deep · 89 km away
11. 2.31km WNW of Guadalupe Victoria, B.C., MXWed, May 17, 4:48 PM PDT · 17667 days ago · 0 km deep · 18 km away
12. 1.813km WSW of Delta, B.C., MXWed, May 17, 6:10 PM PDT · 17667 days ago · 6 km deep · 2 km away
13. 2.515km WNW of Imperial, CAThu, May 18, 3:39 PM PDT · 17666 days ago · 10 km deep · 80 km away
14. 2.148km ENE of Ensenada, B.C., MXFri, May 19, 7:39 AM PDT · 17666 days ago · 6 km deep · 85 km away
15. 2.021km SSW of Progreso, B.C., MXFri, May 19, 8:04 PM PDT · 17665 days ago · 10 km deep · 36 km away
16. 2.813km W of Alberto Oviedo Mota, B.C., MXFri, May 19, 9:58 PM PDT · 17665 days ago · 10 km deep · 6 km away
17. 2.43km SSW of Brawley, CASat, May 20, 9:16 AM PDT · 17664 days ago · 10 km deep · 78 km away
18. 2.812km WNW of Alberto Oviedo Mota, B.C., MXSat, May 20, 10:16 AM PDT · 17664 days ago · 10 km deep · 2 km away
19. 2.43km SSW of Brawley, CASat, May 20, 2:40 PM PDT · 17664 days ago · 10 km deep · 78 km away
20. 1.73km SSW of Brawley, CASat, May 20, 2:44 PM PDT · 17664 days ago · 10 km deep · 78 km away
21. 2.24km SSW of Brawley, CASat, May 20, 2:48 PM PDT · 17664 days ago · 10 km deep · 78 km away
22. 1.74km SSW of Brawley, CASat, May 20, 5:39 PM PDT · 17664 days ago · 10 km deep · 77 km away
23. 2.04km SSW of Brawley, CASat, May 20, 5:41 PM PDT · 17664 days ago · 10 km deep · 78 km away
24. 1.64km SSW of Brawley, CASat, May 20, 5:42 PM PDT · 17664 days ago · 10 km deep · 77 km away
25. 1.54km S of Brawley, CASat, May 20, 6:04 PM PDT · 17664 days ago · 10 km deep · 76 km away
26. 1.54km S of Brawley, CASat, May 20, 6:51 PM PDT · 17664 days ago · 10 km deep · 77 km away
27. 1.67km WNW of Westmorland, CAMon, May 22, 5:16 AM PDT · 17663 days ago · 7 km deep · 94 km away
28. 2.49km SW of Delta, B.C., MXMon, May 22, 8:13 PM PDT · 17662 days ago · 6 km deep · 4 km away
29. 1.84km E of Puebla, B.C., MXMon, May 22, 10:01 PM PDT · 17662 days ago · 10 km deep · 32 km away
30. 3.26km ENE of Puebla, B.C., MXMon, May 22, 10:01 PM PDT · 17662 days ago · 10 km deep · 33 km away
31. 2.26km E of Puebla, B.C., MXMon, May 22, 10:30 PM PDT · 17662 days ago · 10 km deep · 31 km away
32. 2.06km E of Puebla, B.C., MXTue, May 23, 3:00 AM PDT · 17662 days ago · 10 km deep · 31 km away
33. 2.06km E of Puebla, B.C., MXTue, May 23, 3:53 AM PDT · 17662 days ago · 10 km deep · 31 km away
34. 2.06km N of Guadalupe Victoria, B.C., MXTue, May 23, 5:01 AM PDT · 17662 days ago · 6 km deep · 21 km away
35. 1.66km E of Westmorland, CATue, May 23, 1:34 PM PDT · 17661 days ago · 9 km deep · 87 km away
36. 1.76km WNW of Westmorland, CATue, May 23, 2:14 PM PDT · 17661 days ago · 7 km deep · 94 km away
37. 1.711km ENE of Mexicali, B.C., MXWed, May 24, 6:17 PM PDT · 17660 days ago · 6 km deep · 46 km away
38. 3.667km E of Maneadero, B.C., MXWed, May 24, 8:13 PM PDT · 17660 days ago · 6 km deep · 92 km away
39. 1.58km ENE of Imperial, CAThu, May 25, 6:28 AM PDT · 17660 days ago · 6 km deep · 67 km away
40. 1.68km ENE of Imperial, CAThu, May 25, 9:08 AM PDT · 17659 days ago · 6 km deep · 67 km away
41. 2.28km E of Imperial, CAThu, May 25, 9:10 AM PDT · 17659 days ago · 10 km deep · 65 km away
42. 2.28km E of Imperial, CAThu, May 25, 10:28 AM PDT · 17659 days ago · 10 km deep · 65 km away
43. 2.07km ENE of Imperial, CAThu, May 25, 10:29 AM PDT · 17659 days ago · 10 km deep · 67 km away
44. 2.38km E of Imperial, CAThu, May 25, 10:30 AM PDT · 17659 days ago · 10 km deep · 66 km away
45. 2.08km E of Imperial, CAThu, May 25, 12:51 PM PDT · 17659 days ago · 10 km deep · 66 km away
46. 2.68km E of Imperial, CAThu, May 25, 12:53 PM PDT · 17659 days ago · 10 km deep · 66 km away
47. 1.97km E of Imperial, CAThu, May 25, 12:56 PM PDT · 17659 days ago · 6 km deep · 66 km away
48. 2.07km E of Imperial, CAThu, May 25, 6:32 PM PDT · 17659 days ago · 10 km deep · 66 km away
49. 2.78km E of Imperial, CAFri, May 26, 7:12 AM PDT · 17659 days ago · 10 km deep · 65 km away
50. 2.38km E of Imperial, CAFri, May 26, 12:32 PM PDT · 17658 days ago · 10 km deep · 65 km away
51. 1.67km ENE of Imperial, CAFri, May 26, 1:17 PM PDT · 17658 days ago · 8 km deep · 68 km away
52. 1.87km E of Imperial, CAFri, May 26, 2:18 PM PDT · 17658 days ago · 6 km deep · 67 km away
53. 1.610km NE of Calexico, CAFri, May 26, 5:50 PM PDT · 17658 days ago · 10 km deep · 51 km away
54. 1.68km ENE of Imperial, CAFri, May 26, 7:09 PM PDT · 17658 days ago · 6 km deep · 67 km away
55. 2.614km W of Alberto Oviedo Mota, B.C., MXSat, May 27, 3:27 AM PDT · 17658 days ago · 6 km deep · 4 km away
56. 2.526km WSW of Westmorland, CASat, May 27, 5:25 PM PDT · 17657 days ago · 9 km deep · 94 km away
57. 2.215km W of Alberto Oviedo Mota, B.C., MXSun, May 28, 12:06 AM PDT · 17657 days ago · 6 km deep · 6 km away
58. 2.515km WNW of Alberto Oviedo Mota, B.C., MXSun, May 28, 9:34 AM PDT · 17656 days ago · 6 km deep · 3 km away
59. 2.120km WSW of Westmorland, CASun, May 28, 1:46 PM PDT · 17656 days ago · 4 km deep · 91 km away
60. 1.727km WSW of Westmorland, CASun, May 28, 2:20 PM PDT · 17656 days ago · 6 km deep · 94 km away

The first 60 of 158.

Before

1. 2.912km W of Alberto Oviedo Mota, B.C., MXWed, May 10, 5:55 AM PDT · 17675 days ago · 6 km deep · 6 km away
2. 1.57km NE of Imperial, CAWed, May 10, 4:38 AM PDT · 17675 days ago · 10 km deep · 72 km away
3. 2.012km SSW of Puebla, B.C., MXTue, May 9, 5:37 PM PDT · 17675 days ago · 10 km deep · 24 km away
4. 2.313km WNW of Alberto Oviedo Mota, B.C., MXMon, May 8, 3:27 PM PDT · 17676 days ago · 10 km deep · 3 km away
5. 2.814km WNW of Alberto Oviedo Mota, B.C., MXMon, May 8, 3:25 PM PDT · 17676 days ago · 10 km deep · 3 km away
6. 2.59km W of Delta, B.C., MXMon, May 8, 12:04 PM PDT · 17676 days ago · 10 km deep · 9 km away
7. 2.612km WNW of Alberto Oviedo Mota, B.C., MXMon, May 8, 3:12 AM PDT · 17677 days ago · 10 km deep · 3 km away
8. 2.04km SSW of Brawley, CASun, May 7, 8:03 PM PDT · 17677 days ago · 10 km deep · 77 km away
9. 2.714km SW of Delta, B.C., MXSun, May 7, 4:04 PM PDT · 17677 days ago · 10 km deep · 1 km away
10. 1.87km ENE of Imperial, CASun, May 7, 3:24 PM PDT · 17677 days ago · 5 km deep · 69 km away
11. 2.813km WNW of Alberto Oviedo Mota, B.C., MXSun, May 7, 5:42 AM PDT · 17678 days ago · 10 km deep · 3 km away
12. 2.312km W of Alberto Oviedo Mota, B.C., MXSun, May 7, 12:17 AM PDT · 17678 days ago · 10 km deep · 4 km away
13. 2.218km WNW of Alberto Oviedo Mota, B.C., MXSat, May 6, 11:18 PM PDT · 17678 days ago · 6 km deep · 5 km away
14. 1.713km WNW of Alberto Oviedo Mota, B.C., MXSat, May 6, 8:19 PM PDT · 17678 days ago · 6 km deep · 3 km away
15. 1.823km WNW of Imperial, CASat, May 6, 8:19 PM PDT · 17678 days ago · 6 km deep · 82 km away
16. 4.115km WSW of Alberto Oviedo Mota, B.C., MXSat, May 6, 7:41 PM PDT · 17678 days ago · 10 km deep · 11 km away
17. 2.814km SW of Delta, B.C., MXSat, May 6, 4:10 PM PDT · 17678 days ago · 10 km deep · 0 km away
18. 2.212km WNW of Alberto Oviedo Mota, B.C., MXSat, May 6, 9:40 AM PDT · 17678 days ago · 6 km deep · 3 km away
19. 1.71km NE of Brawley, CASat, May 6, 9:38 AM PDT · 17678 days ago · 10 km deep · 81 km away
20. 2.612km WNW of Alberto Oviedo Mota, B.C., MXSat, May 6, 5:31 AM PDT · 17679 days ago · 6 km deep · 4 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3339433. Read Wed, Sep 30, 2026, 3:23 AM UTC.