Washington earthquakes

M2.3 earthquake 3 km ENE of Oak Harbor, Washington

A magnitude 2.3 earthquake struck 3 km ENE of Oak Harbor, Washington on Wed, Oct 23, 1985, 1:26 AM PDT (08:26 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M2.6 6 km ENE of Deming, Washington. This one was a foreshock.

Oak Harbor 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
2.3 (md), micro
Local time
UTC
1985-10-23 08:26:22 UTC
Depth
21.2 km (13.2 mi), shallow
Epicenter
48.307° N, 122.607° 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 0.5 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
53°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.62 km ENE of Keyport, Washington · 14941 days ago · 16 km deep · 66 km away
  2. 2.66 km ENE of Deming, Washington · 14935 days ago · 1 km deep · 70 km away
  3. 2.62 km ESE of Silverdale, Washington · 14933 days ago · 20 km deep · 75 km away
  4. 2.23 km SW of Swede Heaven, Washington · 14932 days ago · 2 km deep · 63 km away
  5. 2.51 km NNE of Klahanie, Washington · 14930 days ago · 6 km deep · 92 km away
  6. 1.819 km NNW of Concrete, Washington · 14926 days ago · 13 km deep · 72 km away
  7. 2.68 km ESE of Verlot, Washington · 14913 days ago · 5 km deep · 75 km away
  8. 2.214 km SSW of Birch Bay, Washington · 14902 days ago · 59 km deep · 56 km away
  9. 2.711 km S of Friday Harbor, Washington · 14893 days ago · 26 km deep · 34 km away
  10. 2.011 km SSW of Darrington, Washington · 14889 days ago · 7 km deep · 73 km away
  11. 2.17 km ESE of Quilcene, Washington · 14888 days ago · 17 km deep · 57 km away
  12. 1.62 km WNW of Navy Yard City, Washington · 14888 days ago · 13 km deep · 83 km away
  13. 1.93 km S of Issaquah, Washington · 14887 days ago · 31 km deep · 99 km away

Before

  1. 1.94 km E of Granite Falls, Washington · 14953 days ago · -1 km deep · 57 km away
  2. 2.07 km WNW of Gorst, Washington · 14957 days ago · 21 km deep · 86 km away
  3. 2.87 km N of Quilcene, Washington · 14960 days ago · 20 km deep · 50 km away
  4. 1.83 km SSW of Swede Heaven, Washington · 14968 days ago · 2 km deep · 63 km away
  5. 1.6Washington · 14969 days ago · 27 km deep · 22 km away
  6. 2.02 km NW of Burien, Washington · 14969 days ago · 22 km deep · 93 km away
  7. 2.43 km NW of Burien, Washington · 14969 days ago · 23 km deep · 93 km away
  8. 1.82 km WNW of Navy Yard City, Washington · 14971 days ago · 13 km deep · 83 km away
  9. 1.516 km SE of Darrington, Washington · 14971 days ago · 9 km deep · 89 km away
  10. 1.53 km S of Monroe, Washington · 14972 days ago · -1 km deep · 72 km away
  11. 2.63 km NW of Redmond, Washington · 14974 days ago · 8 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10200953. Read Tue, Sep 22, 2026, 7:42 AM UTC.