Washington earthquakes

M1.6 earthquake 6 km W of Lofall, Washington

A magnitude 1.6 earthquake struck 6 km W of Lofall, Washington on Sat, Jan 13, 1973, 3:02 PM PST (23:02 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.8 7 km W of Home, Washington. 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
1.6 (md), micro
Local time
UTC
1973-01-13 23:02:41 UTC
Depth
18.2 km (11.3 mi), shallow
Epicenter
47.802° N, 122.744° W
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 0.3 km horizontally, 0.6 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
125°
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: 28 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.25 km SW of Wilderness Rim, Washington · 19616 days ago · 18 km deep · 81 km away
  2. 3.44 km NW of Woods Creek, Washington · 19614 days ago · 18 km deep · 61 km away
  3. 1.94 km NNW of Woods Creek, Washington · 19614 days ago · 15 km deep · 62 km away
  4. 1.64 km WSW of Woodway, Washington · 19607 days ago · 3 km deep · 23 km away
  5. 2.84 km E of Oak Bay, Canada · 19605 days ago · 23 km deep · 81 km away
  6. 2.03 km ESE of Black Diamond, Washington · 19604 days ago · 10 km deep · 81 km away
  7. 1.90 km NNW of Beaux Arts Village, Washington · 19601 days ago · 20 km deep · 47 km away
  8. 1.80 km NNE of City of Sammamish, Washington · 19601 days ago · 15 km deep · 57 km away
  9. 3.025 km NNE of Amanda Park, Washington · 19600 days ago · 49 km deep · 77 km away
  10. 2.27 km NE of Lake Marcel-Stillwater, Washington · 19597 days ago · -1 km deep · 68 km away
  11. 2.18 km SW of Carlsborg, Washington · 19597 days ago · 44 km deep · 46 km away
  12. 1.71 km E of Sammamish, Washington · 19593 days ago · 7 km deep · 55 km away
  13. 3.04 km SW of Southworth, Washington · 19592 days ago · 46 km deep · 38 km away
  14. 1.94 km SSW of Gorst, Washington · 19590 days ago · 22 km deep · 35 km away
  15. 1.73 km ENE of Verlot, Washington · 19586 days ago · 13 km deep · 83 km away
  16. 1.65 km WSW of Mercer Island, Washington · 19586 days ago · 17 km deep · 44 km away
  17. 2.213 km SSW of May Creek, Washington · 19586 days ago · 21 km deep · 78 km away
  18. 2.01 km E of Bangor Trident Base, Washington · 19584 days ago · 19 km deep · 9 km away
  19. 1.53 km NW of Indianola, Washington · 19581 days ago · 22 km deep · 14 km away
  20. 2.18 km WNW of Gorst, Washington · 19578 days ago · 7 km deep · 29 km away
  21. 3.87 km W of Home, Washington · 19577 days ago · 21 km deep · 60 km away
  22. 1.516 km N of Hoodsport, Washington · 19576 days ago · -1 km deep · 43 km away
  23. 1.67 km SW of North Bend, Washington · 19575 days ago · 20 km deep · 76 km away
  24. 1.62 km NNW of Kapowsin, Washington · 19574 days ago · 67 km deep · 96 km away
  25. 2.11 km NNW of White Center, Washington · 19574 days ago · 24 km deep · 41 km away
  26. 2.74 km N of Jamestown, Washington · 19569 days ago · 25 km deep · 49 km away
  27. 2.54 km W of Lake Cavanaugh, Washington · 19566 days ago · 17 km deep · 76 km away
  28. 1.89 km E of Oak Harbor, Washington · 19557 days ago · 34 km deep · 56 km away

Before

  1. 1.65 km ENE of Carnation, Washington · 19625 days ago · 24 km deep · 69 km away
  2. 2.47 km NNE of Bryant, Washington · 19629 days ago · 14 km deep · 72 km away
  3. 1.816 km SW of Brinnon, Washington · 19629 days ago · 40 km deep · 34 km away
  4. 2.27 km WSW of Lake Cavanaugh, Washington · 19629 days ago · 14 km deep · 73 km away
  5. 1.81 km NW of Larch Way, Washington · 19631 days ago · 25 km deep · 36 km away
  6. 1.81 km WSW of Wauna, Washington · 19632 days ago · 21 km deep · 48 km away
  7. 1.60 km W of Riverbend, Washington · 19633 days ago · 23 km deep · 83 km away
  8. 1.90 km N of Newport, Washington · 19635 days ago · 20 km deep · 49 km away
  9. 2.14 km NNW of Maplewood, Washington · 19636 days ago · 17 km deep · 42 km away
  10. 1.93 km NNE of Indianola, Washington · 19637 days ago · 15 km deep · 18 km away
  11. 1.89 km SW of Wilderness Rim, Washington · 19645 days ago · 7 km deep · 81 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10855533. Read Tue, Sep 29, 2026, 3:21 AM UTC.