Washington earthquakes

M2.2 earthquake 2 km S of Startup, Washington

A magnitude 2.2 earthquake struck 2 km S of Startup, Washington on Sat, Jul 19, 1975, 5:56 PM PDT (00:56 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M3.4 2 km NE of Dash Point, 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
2.2 (md), micro
Local time
UTC
1975-07-20 00:56:33 UTC
Depth
-0.6 km (-0.4 mi), shallow
Epicenter
47.844° N, 121.740° 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 0.2 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
202°, poorly surrounded by stations
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 40 in the 60 days after this one and 20 in the 30 days before it.

After

  1. 1.84 km SSE of Monroe, Washington · 18693 days ago · 12 km deep · 16 km away
  2. 2.09 km N of Hamilton, Washington · 18692 days ago · 7 km deep · 87 km away
  3. 3.42 km NE of Dash Point, Washington · 18688 days ago · 7 km deep · 76 km away
  4. 1.82 km NNE of Bay View, Washington · 18679 days ago · 24 km deep · 91 km away
  5. 1.82 km ESE of Silverdale, Washington · 18676 days ago · 21 km deep · 73 km away
  6. 1.87 km NE of Brinnon, Washington · 18669 days ago · 14 km deep · 83 km away
  7. 1.93 km E of Keyport, Washington · 18669 days ago · 14 km deep · 65 km away
  8. 1.83 km E of Keyport, Washington · 18669 days ago · 15 km deep · 65 km away
  9. 1.53 km NW of Chico, Washington · 18668 days ago · 8 km deep · 78 km away
  10. 1.74 km NW of Oso, Washington · 18668 days ago · 8 km deep · 53 km away
  11. 1.59 km SSW of Seabeck, Washington · 18666 days ago · 14 km deep · 92 km away
  12. 2.42 km W of Fall City, Washington · 18659 days ago · 5 km deep · 34 km away
  13. 2.22 km N of Union Hill-Novelty Hill, Washington · 18659 days ago · 18 km deep · 27 km away
  14. 2.04 km WSW of Snoqualmie, Washington · 18656 days ago · 22 km deep · 38 km away
  15. 2.36 km E of Marrowstone, Washington · 18656 days ago · 24 km deep · 68 km away
  16. 2.36 km SSE of Baring, Washington · 18656 days ago · 15 km deep · 26 km away
  17. 2.14 km NE of Carnation, Washington · 18655 days ago · 9 km deep · 22 km away
  18. 2.02 km SW of Snoqualmie, Washington · 18654 days ago · -1 km deep · 38 km away
  19. 1.613 km NNE of Greenwater, Washington · 18653 days ago · 16 km deep · 64 km away
  20. 2.53 km N of Kingston, Washington · 18651 days ago · 23 km deep · 57 km away
  21. 2.24 km SSW of Snoqualmie, Washington · 18649 days ago · 14 km deep · 40 km away
  22. 2.61 km WNW of Crocker, Washington · 18648 days ago · 7 km deep · 89 km away
  23. 2.81 km NNE of Ravensdale, Washington · 18647 days ago · -1 km deep · 56 km away
  24. 2.68 km W of Gorst, Washington · 18645 days ago · 21 km deep · 87 km away
  25. 2.18 km E of Snoqualmie Pass, Washington · 18644 days ago · 0 km deep · 62 km away
  26. 2.61 km WNW of Mirrormont, Washington · 18642 days ago · 11 km deep · 47 km away
  27. 2.02 km SW of Lake Forest Park, Washington · 18641 days ago · 14 km deep · 43 km away
  28. 1.731 km N of Leavenworth, Washington · 18641 days ago · -1 km deep · 82 km away
  29. 1.92 km WNW of Bryn Mawr-Skyway, Washington · 18641 days ago · 24 km deep · 55 km away
  30. 2.00 km NNE of Bellevue, Washington · 18640 days ago · 16 km deep · 43 km away
  31. 2.03 km WSW of Woodway, Washington · 18640 days ago · 11 km deep · 51 km away
  32. 1.83 km SSE of La Conner, Washington · 18638 days ago · -1 km deep · 80 km away
  33. 2.56 km WSW of Lake Cavanaugh, Washington · 18636 days ago · 3 km deep · 58 km away
  34. 1.923 km SE of Greenwater, Washington · 18635 days ago · 2 km deep · 96 km away
  35. 1.98 km W of Snoqualmie Pass, Washington · 18635 days ago · 12 km deep · 53 km away
  36. 1.51 km NNW of Tukwila, Washington · 18635 days ago · 23 km deep · 56 km away
  37. 2.66 km WSW of Lake Cavanaugh, Washington · 18635 days ago · 7 km deep · 57 km away
  38. 2.06 km SW of Lake Cavanaugh, Washington · 18635 days ago · 11 km deep · 56 km away
  39. 1.96 km WSW of Lake Cavanaugh, Washington · 18633 days ago · 9 km deep · 57 km away
  40. 1.74 km NNE of Ravensdale, Washington · 18633 days ago · 7 km deep · 54 km away

Before

  1. 1.92 km ENE of Dash Point, Washington · 18698 days ago · 8 km deep · 76 km away
  2. 3.42 km E of Dash Point, Washington · 18699 days ago · 7 km deep · 76 km away
  3. 1.56 km NE of Bryant, Washington · 18700 days ago · 11 km deep · 56 km away
  4. 2.07 km SSW of Wilderness Rim, Washington · 18700 days ago · 13 km deep · 52 km away
  5. 2.63 km SE of Southworth, Washington · 18700 days ago · 47 km deep · 67 km away
  6. 2.27 km N of Brinnon, Washington · 18703 days ago · 14 km deep · 88 km away
  7. 2.113 km SE of Verlot, Washington · 18703 days ago · -1 km deep · 21 km away
  8. 2.25 km WSW of North Bend, Washington · 18704 days ago · 8 km deep · 41 km away
  9. 2.62 km E of Dash Point, Washington · 18708 days ago · 16 km deep · 77 km away
  10. 2.12 km NNE of Riverton, Washington · 18709 days ago · 27 km deep · 55 km away
  11. 2.0Puget Sound region, Washington · 18711 days ago · 11 km deep · 77 km away
  12. 1.92 km S of Lake Marcel-Stillwater, Washington · 18712 days ago · 18 km deep · 23 km away
  13. 2.10 km NE of Navy Yard City, Washington · 18712 days ago · 22 km deep · 76 km away
  14. 2.52 km W of North Bend, Washington · 18712 days ago · 16 km deep · 39 km away
  15. 2.02 km ESE of Duvall, Washington · 18713 days ago · 16 km deep · 20 km away
  16. 2.3Puget Sound region, Washington · 18713 days ago · 18 km deep · 58 km away
  17. 1.90 km E of Gorst, Washington · 18713 days ago · 18 km deep · 80 km away
  18. 1.94 km ENE of Hobart, Washington · 18717 days ago · 15 km deep · 47 km away
  19. 1.62 km ESE of Lake Cavanaugh, Washington · 18720 days ago · 9 km deep · 56 km away
  20. 1.61 km S of Wilburton, Washington · 18721 days ago · 17 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10861333. Read Tue, Sep 22, 2026, 8:33 PM UTC.