Washington earthquakes

M2.0 earthquake 2 km WNW of Maple Valley, Washington

A magnitude 2.0 earthquake struck 2 km WNW of Maple Valley, Washington on Tue, Mar 12, 1991, 10:22 AM PST (18:22 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M2.7 1 km SE of Ames Lake, Washington. This one was a foreshock.

Maple Valley 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
2.0 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1991-03-12 18:22:47 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
47.399° N, 122.083° 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 0.7 km horizontally, 1.7 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
44°
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 2.10 km W of Normandy Park, Washington · 12985 days ago · 18 km deep · 20 km away
  2. 2.63 km WSW of Fox Island, Washington · 12983 days ago · 49 km deep · 47 km away
  3. 2.71 km SE of Ames Lake, Washington · 12982 days ago · 22 km deep · 27 km away
  4. 2.410 km SSE of Mineral, Washington · 12981 days ago · 15 km deep · 86 km away
  5. 1.91 km WNW of Maple Valley, Washington · 12979 days ago · 7 km deep · 1 km away
  6. 2.121 km SW of Easton, Washington · 12977 days ago · -1 km deep · 66 km away
  7. 2.62 km W of Maple Valley, Washington · 12977 days ago · 5 km deep · 0 km away
  8. 1.82 km NW of Warm Beach, Washington · 12974 days ago · 0 km deep · 91 km away
  9. 1.722 km ENE of Ashford, Washington · 12969 days ago · -2 km deep · 66 km away
  10. 1.922 km ENE of Ashford, Washington · 12968 days ago · -2 km deep · 66 km away
  11. 1.62 km SW of Roosevelt, Washington · 12968 days ago · 16 km deep · 53 km away
  12. 2.05 km SSW of Clinton, Washington · 12964 days ago · 23 km deep · 64 km away
  13. 1.522 km ENE of Ashford, Washington · 12964 days ago · -1 km deep · 66 km away
  14. 2.013 km SSW of Alder, Washington · 12960 days ago · 16 km deep · 81 km away
  15. 1.520 km NNW of Packwood, Washington · 12959 days ago · -1 km deep · 73 km away
  16. 2.32 km SSW of West Lake Sammamish, Washington · 12957 days ago · 12 km deep · 17 km away
  17. 1.57 km W of Allyn, Washington · 12951 days ago · 14 km deep · 64 km away
  18. 2.47 km S of Longbranch, Washington · 12945 days ago · 22 km deep · 59 km away
  19. 1.514 km E of Wilkeson, Washington · 12937 days ago · 7 km deep · 38 km away
  20. 1.614 km E of Wilkeson, Washington · 12936 days ago · 7 km deep · 38 km away
  21. 2.01 km SSE of Normandy Park, WA · 12935 days ago · 13 km deep · 19 km away
  22. 1.52 km SE of Lake Roesiger, Washington · 12935 days ago · 17 km deep · 64 km away
  23. 1.52 km S of May Creek, Washington · 12931 days ago · 0 km deep · 57 km away
  24. 2.123 km NE of Ashford, Washington · 12928 days ago · -1 km deep · 60 km away

Before

  1. 1.54 km WSW of Erlands Point-Kitsap Lake, Washington · 12995 days ago · 17 km deep · 55 km away
  2. 2.53 km WSW of Erlands Point-Kitsap Lake, Washington · 12995 days ago · 17 km deep · 54 km away
  3. 1.810 km ENE of Ashford, Washington · 12997 days ago · -1 km deep · 70 km away
  4. 1.53 km WSW of North Bend, Washington · 12999 days ago · 19 km deep · 21 km away
  5. 1.72 km SE of Ames Lake, Washington · 13000 days ago · 21 km deep · 27 km away
  6. 2.610 km SSE of Mineral, Washington · 13004 days ago · 14 km deep · 86 km away
  7. 2.51 km NNE of Bellevue, Washington · 13009 days ago · 24 km deep · 27 km away
  8. 2.24 km W of Lake Marcel-Stillwater, Washington · 13010 days ago · 0 km deep · 34 km away
  9. 1.61 km E of Edmonds, Washington · 13012 days ago · 21 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10270403. Read Fri, Oct 2, 2026, 2:10 AM UTC.