Washington earthquakes

M1.5 earthquake 2 km WSW of Monroe, Washington

A magnitude 1.5 earthquake struck 2 km WSW of Monroe, Washington on Wed, Apr 7, 1982, 1:24 PM PST (21:24 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M1.7 3 km S of Lake Cavanaugh, 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
1.5 (md), micro
Local time
UTC
1982-04-07 21:24:50 UTC
Depth
21.9 km (13.6 mi), shallow
Epicenter
47.850° N, 122.007° 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 2.4 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
196°, poorly surrounded by stations
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. 1.73 km S of Lake Cavanaugh, Washington · 16239 days ago · 10 km deep · 49 km away
  2. 2.44 km S of Mount Vernon, Washington · 16239 days ago · 15 km deep · 64 km away
  3. 2.62 km SSE of Mount Vernon, Washington · 16238 days ago · 19 km deep · 65 km away
  4. 2.14 km SW of Wilderness Rim, Washington · 16238 days ago · 19 km deep · 50 km away
  5. 3.40 km NNE of Bainbridge Island, Washington · 16233 days ago · 27 km deep · 45 km away
  6. 1.90 km N of Bainbridge Island, Washington · 16233 days ago · 27 km deep · 45 km away
  7. 2.11 km NNE of Bainbridge Island, Washington · 16233 days ago · 27 km deep · 45 km away
  8. 2.40 km ESE of Bainbridge Island, Washington · 16231 days ago · 22 km deep · 46 km away
  9. 2.04 km E of Hobart, Washington · 16228 days ago · 72 km deep · 48 km away
  10. 2.010 km N of Quilcene, Washington · 16227 days ago · 18 km deep · 66 km away
  11. 2.49 km NE of Hoodsport, Washington · 16223 days ago · 15 km deep · 89 km away
  12. 1.52 km SE of Dash Point, Washington · 16218 days ago · 18 km deep · 68 km away
  13. 1.62 km SSW of Snoqualmie, Washington · 16217 days ago · 21 km deep · 40 km away
  14. 1.6Washington · 16214 days ago · -1 km deep · 40 km away
  15. 1.84 km SSW of Clinton, Washington · 16212 days ago · 28 km deep · 30 km away
  16. 1.96 km NE of Tanner, Washington · 16210 days ago · 11 km deep · 45 km away
  17. 1.83 km ENE of Tacoma, Washington · 16204 days ago · 21 km deep · 71 km away
  18. 1.84 km ESE of Wilderness Rim, Washington · 16198 days ago · 13 km deep · 52 km away
  19. 1.65 km N of White Center, Washington · 16193 days ago · 16 km deep · 41 km away
  20. 1.61 km SSE of Inglewood-Finn Hill, Washington · 16189 days ago · 22 km deep · 23 km away
  21. 1.81 km ENE of Mercer Island, Washington · 16188 days ago · 20 km deep · 34 km away
  22. 1.63 km NNW of Maple Valley, Washington · 16183 days ago · 23 km deep · 48 km away
  23. 1.64 km NNW of Skykomish, Washington · 16183 days ago · 4 km deep · 49 km away
  24. 2.84 km S of Cottage Lake, Washington · 16182 days ago · 1 km deep · 17 km away
  25. 3.03 km S of Cottage Lake, Washington · 16182 days ago · 6 km deep · 16 km away
  26. 1.82 km WSW of Cottage Lake, Washington · 16182 days ago · 16 km deep · 15 km away
  27. 2.73 km S of Cottage Lake, Washington · 16181 days ago · 7 km deep · 16 km away
  28. 1.92 km W of Manchester, Washington · 16180 days ago · 23 km deep · 54 km away

Before

  1. 1.54 km ESE of Greenwater, Washington · 16246 days ago · 5 km deep · 85 km away
  2. 1.51 km SSE of Parkwood, Washington · 16248 days ago · 22 km deep · 58 km away
  3. 2.04 km S of Shoreline, Washington · 16253 days ago · 21 km deep · 29 km away
  4. 1.93 km ESE of Indianola, Washington · 16253 days ago · 20 km deep · 38 km away
  5. 1.95 km SSE of Concrete, Washington · 16256 days ago · -1 km deep · 75 km away
  6. 1.82 km S of Issaquah, Washington · 16259 days ago · -1 km deep · 38 km away
  7. 1.64 km SSE of Lea Hill, Washington · 16262 days ago · 25 km deep · 63 km away
  8. 1.94 km SW of Crocker, Washington · 16265 days ago · 71 km deep · 89 km away
  9. 2.10 km ENE of Lake Marcel-Stillwater, Washington · 16265 days ago · 6 km deep · 19 km away
  10. 2.91 km NW of Artondale, Washington · 16268 days ago · 26 km deep · 77 km away
  11. 1.93 km WSW of Lake Cavanaugh, Washington · 16269 days ago · 13 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10127373. Read Wed, Sep 23, 2026, 6:35 PM UTC.