Mexico earthquakes

M1.7 earthquake 8km ENE of Puebla, B.C., MX

A magnitude 1.7 earthquake struck 8km ENE of Puebla, B.C., MX on Fri, Nov 20, 1981, 6:30 AM PST (14:30 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M2.9 6km SSW of Salton City, CA. This one was a foreshock.

Puebla forecastMore in Mexico

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (mc), micro
Local time
UTC
1981-11-20 14:30:17 UTC
Depth
10.6 km (6.6 mi), shallow
Epicenter
32.578° N, 115.272° W
Region
Mexico
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.4 km horizontally, 1.9 km in depth
Depth from
From location
Station coverage gap
179°
Stations used
14

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 56 in the 60 days after this one and 31 in the 30 days before it.

After

  1. 2.96km SSW of Salton City, CA · 16374 days ago · 5 km deep · 99 km away
  2. 3.458km ENE of Ensenada, B.C., MX · 16372 days ago · 6 km deep · 92 km away
  3. 1.55km NNW of Brawley, CA · 16371 days ago · 10 km deep · 56 km away
  4. 3.362km WSW of Alberto Oviedo Mota, B.C., MX · 16370 days ago · 6 km deep · 79 km away
  5. 1.61km WSW of El Centro, CA · 16370 days ago · 16 km deep · 36 km away
  6. 1.75km WSW of Imperial, CA · 16369 days ago · 12 km deep · 43 km away
  7. 1.712km SSE of Puebla, B.C., MX · 16369 days ago · 6 km deep · 14 km away
  8. 2.98km SSW of Salton City, CA · 16368 days ago · 10 km deep · 98 km away
  9. 2.021km W of Alberto Oviedo Mota, B.C., MX · 16368 days ago · 6 km deep · 42 km away
  10. 2.08km SSE of Bombay Beach, CA · 16368 days ago · 4 km deep · 88 km away
  11. 1.77km SE of Bombay Beach, CA · 16367 days ago · 4 km deep · 89 km away
  12. 1.614km WSW of Westmorland, CA · 16367 days ago · 5 km deep · 64 km away
  13. 2.211km WNW of Calipatria, CA · 16367 days ago · 10 km deep · 72 km away
  14. 2.812km N of Westmorland, CA · 16366 days ago · 14 km deep · 71 km away
  15. 1.511km W of Calipatria, CA · 16366 days ago · 9 km deep · 71 km away
  16. 1.811km W of Calipatria, CA · 16366 days ago · 11 km deep · 70 km away
  17. 1.710km W of Calipatria, CA · 16366 days ago · 10 km deep · 70 km away
  18. 1.68km W of Calipatria, CA · 16366 days ago · 10 km deep · 68 km away
  19. 1.611km W of Calipatria, CA · 16365 days ago · 10 km deep · 70 km away
  20. 1.814km NNW of Delta, B.C., MX · 16365 days ago · 6 km deep · 12 km away
  21. 1.63km WNW of Brawley, CA · 16365 days ago · 10 km deep · 54 km away
  22. 1.711km W of Calipatria, CA · 16362 days ago · 11 km deep · 71 km away
  23. 1.59km SE of Bombay Beach, CA · 16357 days ago · 5 km deep · 88 km away
  24. 1.954km SSW of Progreso, B.C., MX · 16357 days ago · 6 km deep · 71 km away
  25. 1.66km WSW of Westmorland, CA · 16354 days ago · 8 km deep · 62 km away
  26. 2.75km SSW of Salton City, CA · 16352 days ago · 4 km deep · 100 km away
  27. 2.469km ENE of Maneadero, B.C., MX · 16351 days ago · 6 km deep · 96 km away
  28. 3.070km ENE of Maneadero, B.C., MX · 16350 days ago · 6 km deep · 95 km away
  29. 2.110km WSW of Imperial, CA · 16349 days ago · 15 km deep · 46 km away
  30. 2.311km SW of Puebla, B.C., MX · 16348 days ago · 6 km deep · 18 km away
  31. 1.727km SSW of Ocotillo Wells, CA · 16348 days ago · 5 km deep · 96 km away
  32. 1.62km E of Progreso, B.C., MX · 16347 days ago · 10 km deep · 28 km away
  33. 2.571km ENE of Maneadero, B.C., MX · 16346 days ago · 6 km deep · 96 km away
  34. 1.611km SE of Bombay Beach, CA · 16344 days ago · 2 km deep · 85 km away
  35. 1.811km WNW of Westmorland, CA · 16343 days ago · 7 km deep · 69 km away
  36. 1.725km WSW of Westmorland, CA · 16341 days ago · 8 km deep · 72 km away
  37. 1.76km NE of Imperial, CA · 16339 days ago · 15 km deep · 41 km away
  38. 1.812km NW of Delta, B.C., MX · 16338 days ago · 6 km deep · 18 km away
  39. 1.820km W of Progreso, B.C., MX · 16337 days ago · 5 km deep · 50 km away
  40. 1.821km W of Progreso, B.C., MX · 16337 days ago · 4 km deep · 51 km away
  41. 1.75km ENE of Heber, CA · 16335 days ago · 6 km deep · 28 km away
  42. 2.112km WSW of Ocotillo, CA · 16335 days ago · 5 km deep · 81 km away
  43. 3.040km NNW of Los Algodones, B.C., MX · 16333 days ago · 6 km deep · 67 km away
  44. 1.69km N of Westmorland, CA · 16330 days ago · 6 km deep · 68 km away
  45. 1.76km SE of Bombay Beach, CA · 16327 days ago · 3 km deep · 90 km away
  46. 1.76km SE of Bombay Beach, CA · 16326 days ago · 3 km deep · 90 km away
  47. 2.811km SSE of Alberto Oviedo Mota, B.C., MX · 16323 days ago · 6 km deep · 51 km away
  48. 1.68km SW of Holtville, CA · 16322 days ago · 10 km deep · 25 km away
  49. 2.650km SSW of Progreso, B.C., MX · 16322 days ago · 6 km deep · 66 km away
  50. 1.818km SE of Salton City, CA · 16321 days ago · 6 km deep · 85 km away
  51. 2.922km WSW of Westmorland, CA · 16319 days ago · 7 km deep · 65 km away
  52. 2.921km WSW of Westmorland, CA · 16319 days ago · 9 km deep · 65 km away
  53. 2.35km S of Salton City, CA · 16318 days ago · 3 km deep · 99 km away
  54. 2.18km SW of Holtville, CA · 16318 days ago · 8 km deep · 27 km away
  55. 2.847km SSW of Progreso, B.C., MX · 16318 days ago · 6 km deep · 63 km away
  56. 2.249km SSW of Progreso, B.C., MX · 16317 days ago · 6 km deep · 66 km away

Before

  1. 2.354km SSW of Progreso, B.C., MX · 16377 days ago · 6 km deep · 71 km away
  2. 2.664km ENE of Maneadero, B.C., MX · 16377 days ago · 6 km deep · 96 km away
  3. 1.98km SW of Holtville, CA · 16377 days ago · 18 km deep · 25 km away
  4. 2.362km WSW of Alberto Oviedo Mota, B.C., MX · 16378 days ago · 6 km deep · 80 km away
  5. 1.512km SE of Puebla, B.C., MX · 16379 days ago · 6 km deep · 10 km away
  6. 2.029km SSW of Progreso, B.C., MX · 16379 days ago · 6 km deep · 50 km away
  7. 2.354km SSW of Progreso, B.C., MX · 16380 days ago · 6 km deep · 71 km away
  8. 2.363km WSW of Alberto Oviedo Mota, B.C., MX · 16380 days ago · 6 km deep · 81 km away
  9. 1.85km S of Brawley, CA · 16382 days ago · 10 km deep · 46 km away
  10. 1.714km NW of Delta, B.C., MX · 16382 days ago · 6 km deep · 16 km away
  11. 1.54km NW of Delta, B.C., MX · 16384 days ago · 6 km deep · 23 km away
  12. 2.363km WSW of Alberto Oviedo Mota, B.C., MX · 16386 days ago · 6 km deep · 82 km away
  13. 1.813km NNW of Delta, B.C., MX · 16386 days ago · 6 km deep · 13 km away
  14. 2.76km WSW of Imperial, CA · 16388 days ago · 6 km deep · 44 km away
  15. 1.528km ENE of Pine Valley, CA · 16390 days ago · 5 km deep · 99 km away
  16. 2.112km SE of Bombay Beach, CA · 16391 days ago · 4 km deep · 85 km away
  17. 1.812km SSE of Bombay Beach, CA · 16395 days ago · 5 km deep · 84 km away
  18. 1.57km S of Brawley, CA · 16396 days ago · 14 km deep · 44 km away
  19. 1.74km SW of Brawley, CA · 16397 days ago · 13 km deep · 49 km away
  20. 1.96km W of Westmorland, CA · 16398 days ago · 5 km deep · 64 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci527263. Read Tue, Sep 22, 2026, 11:12 AM UTC.