Mexico earthquakes

M2.7 earthquake 8km E of Progreso, B.C., MX

A magnitude 2.7 earthquake struck 8km E of Progreso, B.C., MX on Thu, Feb 1, 1973, 12:45 AM PST (08:45 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.7 7km ENE of Ocotillo, 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
2.7 (ml), micro
Local time
UTC
1973-02-01 08:45:18 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
32.577° N, 115.496° 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 6.1 km horizontally, 31.6 km in depth
Depth from
Operator assigned
Station coverage gap
228°, 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: 13 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.513km SE of Pine Valley, CA · 19590 days ago · 4 km deep · 90 km away
  2. 2.314km SE of Ocotillo, CA · 19578 days ago · 6 km deep · 38 km away
  3. 3.77km ENE of Ocotillo, CA · 19573 days ago · 6 km deep · 45 km away
  4. 3.550km ENE of Maneadero, B.C., MX · 19558 days ago · 6 km deep · 100 km away
  5. 2.710km NW of Delta, B.C., MX · 19557 days ago · 6 km deep · 28 km away
  6. 3.216km SW of Ocotillo Wells, CA · 19557 days ago · 6 km deep · 86 km away
  7. 2.826km WSW of Westmorland, CA · 19557 days ago · 6 km deep · 55 km away
  8. 2.719km SSE of Ocotillo, CA · 19556 days ago · 17 km deep · 38 km away
  9. 2.912km SE of Puebla, B.C., MX · 19550 days ago · 6 km deep · 23 km away
  10. 3.321km WSW of Westmorland, CA · 19548 days ago · 6 km deep · 56 km away
  11. 2.86km SW of Salton City, CA · 19545 days ago · 6 km deep · 90 km away
  12. 3.220km ESE of Julian, CA · 19541 days ago · 6 km deep · 98 km away
  13. 3.212km NNW of Delta, B.C., MX · 19535 days ago · 6 km deep · 28 km away

Before

  1. 2.425km WSW of Westmorland, CA · 19596 days ago · 6 km deep · 55 km away
  2. 2.412km NE of Campo, CA · 19597 days ago · 9 km deep · 84 km away
  3. 2.913km SE of Pine Valley, CA · 19598 days ago · 0 km deep · 89 km away
  4. 3.110km SSE of Ocotillo, CA · 19608 days ago · 6 km deep · 44 km away
  5. 2.315km SSE of Campo, CA · 19611 days ago · 15 km deep · 88 km away
  6. 2.311km NE of Campo, CA · 19618 days ago · 10 km deep · 86 km away
  7. 2.87km NW of Delta, B.C., MX · 19619 days ago · 0 km deep · 31 km away
  8. 2.39km ENE of Puebla, B.C., MX · 19621 days ago · 6 km deep · 22 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ci3320536. Read Wed, Sep 23, 2026, 3:32 AM UTC.