Washington earthquakes

M1.8 earthquake 9 km E of Oak Harbor, Washington

A magnitude 1.8 earthquake struck 9 km E of Oak Harbor, Washington on Wed, Mar 14, 1973, 2:10 AM PST (10:10 UTC), 34 km (21 mi) below the surface.

A larger quake followed: M1.9 3 km W of Hansville, 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
1.8 (md), micro
Local time
UTC
1973-03-14 10:10:08 UTC
Depth
33.7 km (21.0 mi), shallow
Epicenter
48.282° N, 122.520° 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 1.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
130°
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: 16 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.93 km W of Hansville, Washington · 19540 days ago · 5 km deep · 41 km away
  2. 2.09 km N of Anacortes, Washington · 19533 days ago · 3 km deep · 36 km away
  3. 2.14 km SW of Erlands Point-Kitsap Lake, Washington · 19526 days ago · 25 km deep · 80 km away
  4. 2.00 km SSE of Clyde Hill, Washington · 19520 days ago · 24 km deep · 76 km away
  5. 3.77 km W of Lofall, Washington · 19520 days ago · 50 km deep · 54 km away
  6. 2.21 km N of Issaquah, Washington · 19513 days ago · 20 km deep · 90 km away
  7. 1.71 km SSE of Indianola, Washington · 19510 days ago · 29 km deep · 61 km away
  8. 2.13 km ENE of Seabeck, Washington · 19510 days ago · 22 km deep · 73 km away
  9. 2.14 km ESE of Kingston, Washington · 19503 days ago · 21 km deep · 56 km away
  10. 1.64 km NNW of Gorst, Washington · 19503 days ago · 23 km deep · 82 km away
  11. 1.80 km SSW of Mercer Island, Washington · 19502 days ago · 22 km deep · 83 km away
  12. 2.64 km ENE of Allyn, Washington · 19502 days ago · 8 km deep · 99 km away
  13. 1.711 km WNW of Ault Field, Washington · 19500 days ago · 23 km deep · 24 km away
  14. 1.97 km ESE of Quilcene, Washington · 19495 days ago · 15 km deep · 56 km away
  15. 2.66 km SSW of Hansville, Washington · 19493 days ago · 21 km deep · 47 km away
  16. 1.80 km ENE of White Center, Washington · 19490 days ago · 27 km deep · 86 km away

Before

  1. 2.54 km W of Lake Cavanaugh, Washington · 19559 days ago · 17 km deep · 33 km away
  2. 2.74 km N of Jamestown, Washington · 19562 days ago · 25 km deep · 44 km away
  3. 2.56 km NNE of Geneva, Washington · 19565 days ago · 8 km deep · 59 km away
  4. 2.513 km WSW of Marietta, Washington · 19567 days ago · 55 km deep · 55 km away
  5. 2.11 km NNW of White Center, Washington · 19567 days ago · 24 km deep · 84 km away
  6. 1.516 km N of Hoodsport, Washington · 19570 days ago · -1 km deep · 95 km away
  7. 2.18 km WNW of Gorst, Washington · 19571 days ago · 7 km deep · 85 km away
  8. 1.53 km NW of Indianola, Washington · 19574 days ago · 22 km deep · 56 km away
  9. 2.01 km E of Bangor Trident Base, Washington · 19577 days ago · 19 km deep · 63 km away
  10. 2.213 km SSW of May Creek, Washington · 19579 days ago · 21 km deep · 86 km away
  11. 1.65 km WSW of Mercer Island, Washington · 19579 days ago · 17 km deep · 83 km away
  12. 1.73 km ENE of Verlot, Washington · 19579 days ago · 13 km deep · 61 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10855988. Read Tue, Sep 22, 2026, 7:50 AM UTC.