Washington earthquakes

M1.8 earthquake 2 km NW of Warm Beach, Washington

A magnitude 1.8 earthquake struck 2 km NW of Warm Beach, Washington on Mon, Mar 25, 1991, 6:47 PM PST (02:47 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.6 21 km W of Port Angeles, Washington. This one was a foreshock.

Warm Beach 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1991-03-26 02:47:04 UTC
Depth
-0.3 km (-0.2 mi), shallow
Epicenter
48.188° N, 122.392° 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 0.1 km horizontally, 0.2 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
96°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.62 km SW of Roosevelt, Washington · 12968 days ago · 16 km deep · 44 km away
  2. 2.05 km SSW of Clinton, Washington · 12964 days ago · 23 km deep · 28 km away
  3. 2.32 km SSW of West Lake Sammamish, Washington · 12957 days ago · 12 km deep · 73 km away
  4. 2.40 km NW of Burlington, Washington · 12953 days ago · 15 km deep · 33 km away
  5. 1.60 km WSW of Burlington, Washington · 12953 days ago · 14 km deep · 32 km away
  6. 1.57 km W of Allyn, Washington · 12951 days ago · 14 km deep · 97 km away
  7. 2.12 km S of Kendall, Washington · 12951 days ago · 16 km deep · 81 km away
  8. 2.05 km W of Concrete, Washington · 12950 days ago · 3 km deep · 57 km away
  9. 1.79 km SW of Everson, Washington · 12944 days ago · 15 km deep · 75 km away
  10. 1.5Washington · 12936 days ago · -1 km deep · 57 km away
  11. 2.01 km SSE of Normandy Park, WA · 12935 days ago · 13 km deep · 85 km away
  12. 1.52 km SE of Lake Roesiger, Washington · 12935 days ago · 17 km deep · 44 km away
  13. 1.52 km S of May Creek, Washington · 12931 days ago · 0 km deep · 67 km away
  14. 2.621 km W of Port Angeles, Washington · 12917 days ago · 5 km deep · 99 km away

Before

  1. 1.922 km W of Port Angeles, Washington · 12975 days ago · 6 km deep · 100 km away
  2. 2.62 km W of Maple Valley, Washington · 12977 days ago · 5 km deep · 91 km away
  3. 1.91 km WNW of Maple Valley, Washington · 12979 days ago · 7 km deep · 91 km away
  4. 2.04 km NE of Oak Bay, Canada · 12982 days ago · 26 km deep · 71 km away
  5. 2.71 km SE of Ames Lake, Washington · 12982 days ago · 22 km deep · 71 km away
  6. 2.10 km W of Normandy Park, Washington · 12985 days ago · 18 km deep · 84 km away
  7. 2.02 km WNW of Maple Valley, Washington · 12987 days ago · 3 km deep · 91 km away
  8. 2.36 km WSW of Lake Cavanaugh, Washington · 12988 days ago · 2 km deep · 25 km away
  9. 1.54 km WSW of Erlands Point-Kitsap Lake, Washington · 12995 days ago · 17 km deep · 73 km away
  10. 2.53 km WSW of Erlands Point-Kitsap Lake, Washington · 12995 days ago · 17 km deep · 72 km away
  11. 1.53 km WSW of North Bend, Washington · 12999 days ago · 19 km deep · 89 km away
  12. 1.72 km SE of Ames Lake, Washington · 13000 days ago · 21 km deep · 71 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10273368. Read Fri, Oct 2, 2026, 2:11 AM UTC.