Washington earthquakes

M1.6 earthquake 6 km SW of Coupeville, Washington

A magnitude 1.6 earthquake struck 6 km SW of Coupeville, Washington on Tue, May 27, 2003, 10:28 PM PDT (05:28 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M3.7 4 km SSW of Gorst, Washington. This one was a foreshock.

Coupeville 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
1.6 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-05-28 05:28:38 UTC
Depth
24.3 km (15.1 mi), shallow
Epicenter
48.182° N, 122.754° 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 1.1 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
92°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 3.74 km SSW of Gorst, Washington · 8529 days ago · 25 km deep · 77 km away · felt by 1,560
  2. 1.63 km N of Dash Point, Washington · 8528 days ago · 22 km deep · 95 km away
  3. 1.5Puget Sound region, Washington · 8526 days ago · 23 km deep · 77 km away
  4. 1.519 km W of Brinnon, Washington · 8524 days ago · 15 km deep · 65 km away
  5. 1.85 km WSW of Seattle, Washington · 8524 days ago · 26 km deep · 71 km away
  6. 1.86 km SSE of Orcas, Washington · 8524 days ago · 48 km deep · 42 km away
  7. 1.711 km SSE of Oak Bay, Canada · 8520 days ago · 16 km deep · 40 km away
  8. 1.77 km NNW of Anacortes, Washington · 8513 days ago · 11 km deep · 45 km away
  9. 2.013 km W of Marietta, Washington · 8508 days ago · 0 km deep · 65 km away
  10. 3.52 km NNW of Ames Lake, Washington · 8508 days ago · 20 km deep · 82 km away · felt by 579
  11. 1.73 km SSE of Union Hill-Novelty Hill, Washington · 8507 days ago · 17 km deep · 81 km away
  12. 1.53 km W of Coupeville, Washington · 8507 days ago · 21 km deep · 4 km away
  13. 2.5Puget Sound region, Washington · 8507 days ago · 32 km deep · 76 km away
  14. 1.6Puget Sound region, Washington · 8504 days ago · 12 km deep · 74 km away
  15. 2.35 km N of Victoria, Canada · 8503 days ago · 23 km deep · 56 km away
  16. 2.00 km NNW of Lyman, Washington · 8502 days ago · -1 km deep · 64 km away
  17. 1.66 km WNW of Hunts Point, Washington · 8502 days ago · 26 km deep · 66 km away
  18. 1.90 km NNE of Wilburton, Washington · 8501 days ago · 30 km deep · 77 km away
  19. 2.41 km E of Clyde Hill, Washington · 8501 days ago · 27 km deep · 74 km away
  20. 2.45 km NNW of North Sultan, Washington · 8499 days ago · 15 km deep · 74 km away
  21. 1.96 km NE of Lake Roesiger, Washington · 8496 days ago · 13 km deep · 69 km away
  22. 1.53 km ESE of Oso, Washington · 8495 days ago · 12 km deep · 65 km away
  23. 1.81 km NE of Bellevue, Washington · 8494 days ago · 30 km deep · 75 km away
  24. 1.68 km SSW of Verlot, Washington · 8492 days ago · 16 km deep · 70 km away
  25. 3.04 km SE of Belfair, Washington · 8492 days ago · 8 km deep · 84 km away · felt by 128
  26. 2.01 km ENE of Bellevue, Washington · 8491 days ago · 30 km deep · 76 km away
  27. 1.76 km S of Quilcene, Washington · 8489 days ago · 22 km deep · 47 km away
  28. 1.63 km ENE of Granite Falls, Washington · 8487 days ago · -1 km deep · 62 km away
  29. 1.97 km NNE of Brinnon, Washington · 8483 days ago · 19 km deep · 50 km away
  30. 1.57 km NNE of Brinnon, Washington · 8483 days ago · 19 km deep · 50 km away
  31. 1.51 km N of Carnation, Washington · 8482 days ago · 21 km deep · 85 km away
  32. 1.65 km NNE of Brinnon, Washington · 8482 days ago · 22 km deep · 52 km away
  33. 1.64 km NNE of Lake Roesiger, Washington · 8481 days ago · 13 km deep · 66 km away
  34. 2.23 km ESE of Freeland, Washington · 8479 days ago · 26 km deep · 28 km away
  35. 1.93 km SE of Klahanie, Washington · 8474 days ago · 17 km deep · 92 km away

Before

  1. 2.66 km SSE of Point Roberts, Washington · 8531 days ago · 16 km deep · 86 km away
  2. 2.22 km SSE of Big Lake, Washington · 8532 days ago · 15 km deep · 45 km away
  3. 1.73 km SE of Lake Roesiger, Washington · 8534 days ago · 9 km deep · 69 km away
  4. 1.7Washington · 8539 days ago · 15 km deep · 95 km away
  5. 1.75 km N of Dash Point, Washington · 8548 days ago · 19 km deep · 94 km away
  6. 1.80 km WSW of Bellevue, Washington · 8549 days ago · 29 km deep · 76 km away
  7. 1.511 km NNW of Orcas, Washington · 8555 days ago · 57 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10586503. Read Sun, Oct 4, 2026, 5:25 PM UTC.