Washington earthquakes

M1.6 earthquake 5 km S of Monroe, Washington

A magnitude 1.6 earthquake struck 5 km S of Monroe, Washington on Tue, Jun 25, 1985, 12:31 PM PDT (19:31 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M2.5 1 km SSW of Seabeck, Washington. This one was a foreshock.

Monroe 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), micro
Local time
UTC
1985-06-25 19:31:27 UTC
Depth
-0.9 km (-0.6 mi), shallow
Epicenter
47.806° N, 121.970° 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, 0.3 km in depth
Magnitude uncertainty
±0.07
Depth from
Operator assigned
Station coverage gap
139°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.510 km N of Camano, Washington · 15063 days ago · 53 km deep · 65 km away
  2. 1.64 km WSW of Monroe, Washington · 15061 days ago · -1 km deep · 6 km away
  3. 2.51 km SSW of Seabeck, Washington · 15058 days ago · 20 km deep · 68 km away
  4. 1.76 km ENE of Enumclaw, Washington · 15056 days ago · 4 km deep · 65 km away
  5. 2.07 km ENE of Snoqualmie, Washington · 15055 days ago · 8 km deep · 32 km away
  6. 3.10 km NE of Inglewood-Finn Hill, Washington · 15053 days ago · 18 km deep · 21 km away
  7. 1.51 km NE of Kingston, Washington · 15047 days ago · 21 km deep · 38 km away
  8. 1.94 km ENE of Southworth, Washington · 15047 days ago · 47 km deep · 48 km away
  9. 2.03 km N of Bryant, Washington · 15045 days ago · 15 km deep · 53 km away
  10. 1.84 km WSW of Gorst, Washington · 15044 days ago · 15 km deep · 68 km away
  11. 1.54 km SSE of Lake McMurray, Washington · 15043 days ago · 13 km deep · 55 km away
  12. 1.53 km N of Bryant, Washington · 15040 days ago · 14 km deep · 54 km away
  13. 2.27 km NNE of Hoodsport, Washington · 15036 days ago · 8 km deep · 93 km away
  14. 2.56 km NE of Hoodsport, Washington · 15036 days ago · 6 km deep · 92 km away
  15. 2.17 km NE of Hoodsport, Washington · 15035 days ago · 10 km deep · 92 km away
  16. 1.529 km NW of Leavenworth, Washington · 15034 days ago · 0 km deep · 80 km away
  17. 1.722 km S of Greenwater, Washington · 15033 days ago · 19 km deep · 98 km away
  18. 1.84 km WSW of Wilderness Rim, Washington · 15032 days ago · 17 km deep · 43 km away
  19. 3.23 km SW of Swede Heaven, Washington · 15030 days ago · 2 km deep · 52 km away
  20. 2.03 km E of Granite Falls, Washington · 15030 days ago · -1 km deep · 32 km away
  21. 1.74 km SSW of Swede Heaven, Washington · 15029 days ago · 0 km deep · 52 km away
  22. 1.84 km SSW of Swede Heaven, Washington · 15028 days ago · 2 km deep · 51 km away
  23. 2.33 km SW of Swede Heaven, Washington · 15028 days ago · 2 km deep · 53 km away
  24. 1.97 km SSE of Carbonado, Washington · 15027 days ago · 15 km deep · 87 km away
  25. 1.53 km SW of Mirrormont, Washington · 15027 days ago · 21 km deep · 42 km away
  26. 1.64 km WSW of Monroe, Washington · 15026 days ago · -1 km deep · 6 km away
  27. 2.013 km E of Wilkeson, Washington · 15025 days ago · 10 km deep · 80 km away
  28. 1.54 km SW of Swede Heaven, Washington · 15022 days ago · 4 km deep · 52 km away
  29. 1.515 km E of Greenwater, Washington · 15022 days ago · -1 km deep · 82 km away
  30. 1.829 km NW of Leavenworth, Washington · 15021 days ago · -1 km deep · 80 km away
  31. 1.6Puget Sound region, Washington · 15020 days ago · 0 km deep · 89 km away
  32. 1.58 km SSE of Greenwater, Washington · 15016 days ago · 0 km deep · 85 km away
  33. 1.72 km SSE of Crocker, Washington · 15014 days ago · 0 km deep · 83 km away
  34. 1.61 km NW of Lake Roesiger, Washington · 15011 days ago · 12 km deep · 21 km away
  35. 1.612 km ESE of Enumclaw, Washington · 15009 days ago · 1 km deep · 73 km away
  36. 1.83 km NNW of Seabeck, Washington · 15006 days ago · 50 km deep · 67 km away
  37. 1.54 km N of Seattle, Washington · 15005 days ago · 21 km deep · 33 km away

Before

  1. 3.14 km WSW of Wilderness Rim, Washington · 15073 days ago · 16 km deep · 43 km away
  2. 1.64 km ENE of Granite Falls, Washington · 15075 days ago · -1 km deep · 32 km away
  3. 1.63 km NE of Lake Marcel-Stillwater, Washington · 15078 days ago · 26 km deep · 13 km away
  4. 2.13 km SE of Lake Roesiger, Washington · 15081 days ago · 18 km deep · 18 km away
  5. 2.16 km NE of Lake Roesiger, Washington · 15084 days ago · 14 km deep · 26 km away
  6. 1.6Washington · 15094 days ago · 14 km deep · 65 km away
  7. 1.54 km S of Big Lake, Washington · 15094 days ago · 15 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10198733. Read Tue, Sep 22, 2026, 6:52 PM UTC.