Washington earthquakes

M2.4 earthquake 1 km SE of Esperance, Washington

A magnitude 2.4 earthquake struck 1 km SE of Esperance, Washington on Sun, Dec 28, 1975, 11:40 PM PST (07:40 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M2.5 5 km E of Longbranch, Washington. This one was a foreshock.

Esperance forecastMore in Washington

Map

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

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The earthquake

Magnitude
2.4 (md), micro
Local time
UTC
1975-12-29 07:40:12 UTC
Depth
22.5 km (14.0 mi), shallow
Epicenter
47.781° N, 122.339° 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 0.5 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
95°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 2.55 km E of Longbranch, Washington · 18529 days ago · 41 km deep · 69 km away
  2. 1.92 km S of Ravensdale, Washington · 18526 days ago · 18 km deep · 57 km away
  3. 1.61 km WSW of Roosevelt, Washington · 18524 days ago · 14 km deep · 26 km away
  4. 1.92 km SE of Shoreline, Washington · 18524 days ago · 18 km deep · 5 km away
  5. 2.11 km NNE of Bellevue, Washington · 18523 days ago · 26 km deep · 20 km away
  6. 3.33 km SE of Bethel, Washington · 18523 days ago · 42 km deep · 39 km away
  7. 1.815 km ESE of Verlot, Washington · 18522 days ago · 6 km deep · 63 km away
  8. 1.62 km SW of Poulsbo, Washington · 18521 days ago · 16 km deep · 26 km away
  9. 1.714 km SE of Verlot, Washington · 18521 days ago · 3 km deep · 60 km away
  10. 2.311 km SE of Blyn, Washington · 18521 days ago · 48 km deep · 46 km away
  11. 2.45 km SW of Lake Cavanaugh, Washington · 18516 days ago · 9 km deep · 61 km away
  12. 2.16 km WSW of Lake Cavanaugh, Washington · 18516 days ago · 4 km deep · 61 km away
  13. 1.93 km WSW of Anacortes, Washington · 18509 days ago · 13 km deep · 84 km away
  14. 1.97 km E of Verlot, Washington · 18504 days ago · -1 km deep · 60 km away
  15. 2.91 km NNE of Silver Firs, Washington · 18501 days ago · 14 km deep · 18 km away
  16. 1.71 km SW of Union Hill-Novelty Hill, Washington · 18500 days ago · 8 km deep · 25 km away
  17. 1.65 km WSW of Home, Washington · 18499 days ago · 16 km deep · 69 km away
  18. 1.76 km SE of Port Ludlow, Washington · 18498 days ago · 14 km deep · 24 km away
  19. 1.85 km SW of Lake Cavanaugh, Washington · 18497 days ago · 13 km deep · 60 km away
  20. 3.52 km E of Conway, Washington · 18497 days ago · 15 km deep · 63 km away
  21. 1.52 km W of Fall City, Washington · 18488 days ago · 16 km deep · 39 km away
  22. 1.56 km W of DuPont, Washington · 18488 days ago · 51 km deep · 80 km away
  23. 2.14 km NNE of Covington, Washington · 18486 days ago · 18 km deep · 46 km away
  24. 2.53 km W of Monroe, Washington · 18475 days ago · 24 km deep · 25 km away
  25. 1.811 km ENE of Snoqualmie, Washington · 18473 days ago · 10 km deep · 53 km away

Before

  1. 1.61 km ESE of Ravensdale, Washington · 18534 days ago · 18 km deep · 56 km away
  2. 1.81 km W of Bryn Mawr-Skyway, Washington · 18535 days ago · 22 km deep · 32 km away
  3. 1.52 km WNW of North Bend, Washington · 18541 days ago · -1 km deep · 50 km away
  4. 1.84 km SSW of Fall City, Washington · 18542 days ago · 14 km deep · 42 km away
  5. 1.82 km NNW of Manchester, Washington · 18545 days ago · 16 km deep · 27 km away
  6. 1.72 km SSW of Union Hill-Novelty Hill, Washington · 18548 days ago · 2 km deep · 26 km away
  7. 1.72 km SSW of Kirkland, Washington · 18552 days ago · 11 km deep · 16 km away
  8. 2.05 km NNW of Bainbridge Island, Washington · 18553 days ago · 19 km deep · 21 km away
  9. 2.23 km E of Lake Roesiger, Washington · 18553 days ago · 8 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10862433. Read Tue, Sep 22, 2026, 7:23 AM UTC.