Mexico earthquakes

M3.5 earthquake 16km SW of Progreso, B.C., MX

A magnitude 3.5 earthquake struck 16km SW of Progreso, B.C., MX on Sat, Jul 29, 1950, 8:59 AM GMT-7 (15:59 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.6 6km NE of Westmorland, CA. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.5 (ml), minor
Local time
UTC
1950-07-29 15:59:02 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
32.480° N, 115.713° 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 2.8 km horizontally, 31.6 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
329°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 42 in the 30 days before it.

After

  1. 3.220km NNE of Ocotillo, CA · 27815 days ago · 6 km deep · 48 km away
  2. 3.511km SW of Westmorland, CA · 27815 days ago · 6 km deep · 54 km away
  3. 3.66km NE of Westmorland, CA · 27815 days ago · 6 km deep · 67 km away
  4. 4.28km W of Calipatria, CA · 27815 days ago · 6 km deep · 72 km away
  5. 4.52km WNW of Calipatria, CA · 27815 days ago · 6 km deep · 74 km away
  6. 4.75 km W of Calipatria, California · 27815 days ago · 16 km deep · 72 km away
  7. 3.58km SW of Brawley, CA · 27815 days ago · 6 km deep · 51 km away
  8. 3.33km E of Calipatria, CA · 27815 days ago · 6 km deep · 74 km away
  9. 3.06km SE of Ocotillo, CA · 27814 days ago · 6 km deep · 33 km away
  10. 3.12km E of Calipatria, CA · 27813 days ago · 6 km deep · 75 km away
  11. 4.715km S of Bombay Beach, CA · 27812 days ago · 6 km deep · 82 km away
  12. 3.426km S of Ocotillo Wells, CA · 27810 days ago · 6 km deep · 65 km away
  13. 3.59km NW of Holtville, CA · 27810 days ago · 6 km deep · 50 km away
  14. 3.32km WSW of Holtville, CA · 27799 days ago · 6 km deep · 46 km away
  15. 2.65km ENE of Niland, CA · 27792 days ago · 6 km deep · 90 km away
  16. 3.221km S of Ocotillo Wells, CA · 27791 days ago · 6 km deep · 67 km away
  17. 3.118km SSE of Ocotillo, CA · 27775 days ago · 6 km deep · 22 km away
  18. 3.52km W of Westmorland, CA · 27774 days ago · 6 km deep · 62 km away
  19. 2.66km WNW of Ocotillo Wells, CA · 27774 days ago · 6 km deep · 89 km away
  20. 2.719km ESE of Campo, CA · 27772 days ago · 6 km deep · 53 km away
  21. 3.018km S of Ocotillo, CA · 27765 days ago · 6 km deep · 29 km away
  22. 4.223km ESE of Primo Tapia, B.C., MX · 27765 days ago · 6 km deep · 100 km away
  23. 2.710km NW of Holtville, CA · 27764 days ago · 6 km deep · 51 km away
  24. 2.58km WNW of Salton City, CA · 27757 days ago · 6 km deep · 100 km away

Before

  1. 3.55km NE of Westmorland, CA · 27815 days ago · 6 km deep · 67 km away
  2. 3.98km WSW of Heber, CA · 27815 days ago · 6 km deep · 25 km away
  3. 4.311km WSW of Niland, CA · 27815 days ago · 6 km deep · 80 km away
  4. 3.66km NE of Westmorland, CA · 27815 days ago · 6 km deep · 68 km away
  5. 3.64km NE of Brawley, CA · 27815 days ago · 6 km deep · 61 km away
  6. 5.47km NW of Westmorland, CA · 27815 days ago · 6 km deep · 68 km away
  7. 3.87km WSW of Imperial, CA · 27815 days ago · 6 km deep · 38 km away
  8. 3.86km WNW of Calipatria, CA · 27815 days ago · 6 km deep · 75 km away
  9. 3.94km NE of Brawley, CA · 27816 days ago · 6 km deep · 61 km away
  10. 4.32km N of Westmorland, CA · 27816 days ago · 6 km deep · 65 km away
  11. 3.810km WSW of Niland, CA · 27816 days ago · 6 km deep · 80 km away
  12. 3.710km SSE of Calipatria, CA · 27816 days ago · 6 km deep · 68 km away
  13. 3.98km N of Holtville, CA · 27816 days ago · 6 km deep · 55 km away
  14. 4.010km NE of Brawley, CA · 27816 days ago · 6 km deep · 67 km away
  15. 4.07km SW of Calipatria, CA · 27816 days ago · 6 km deep · 68 km away
  16. 3.822km SE of Ocotillo Wells, CA · 27816 days ago · 6 km deep · 64 km away
  17. 4.18km W of Westmorland, CA · 27816 days ago · 6 km deep · 63 km away
  18. 4.77km NNE of Imperial, CA · 27816 days ago · 6 km deep · 50 km away
  19. 5.37km ESE of Calipatria, CA · 27816 days ago · 6 km deep · 72 km away
  20. 4.14km NE of Brawley, CA · 27816 days ago · 6 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3342567. Read Wed, Sep 23, 2026, 6:08 PM UTC.