Washington earthquakes

M1.7 earthquake 4 km SE of Seabeck, Washington

A magnitude 1.7 earthquake struck 4 km SE of Seabeck, Washington on Mon, Sep 11, 1989, 11:15 PM PDT (06:15 UTC), 22 km (13 mi) below the surface.

A larger quake followed: M2.4 6 km ENE of Bainbridge Island, Washington. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1989-09-12 06:15:25 UTC
Depth
21.6 km (13.4 mi), shallow
Epicenter
47.611° N, 122.780° 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, 0.5 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
53°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.06 km ESE of McKenna, Washington · 13530 days ago · 21 km deep · 80 km away
  2. 2.36 km W of Lake Cavanaugh, Washington · 13523 days ago · 10 km deep · 93 km away
  3. 2.26 km W of Lake Cavanaugh, Washington · 13523 days ago · 12 km deep · 93 km away
  4. 1.61 km S of Issaquah, Washington · 13521 days ago · -1 km deep · 57 km away
  5. 1.64 km NE of Key Center, Washington · 13520 days ago · 21 km deep · 28 km away
  6. 1.63 km E of Riverside, Washington · 13506 days ago · 3 km deep · 84 km away
  7. 1.63 km NNW of Dash Point, Washington · 13503 days ago · 52 km deep · 39 km away
  8. 1.55 km SSE of Lake Roesiger, Washington · 13500 days ago · 15 km deep · 75 km away
  9. 2.04 km WNW of Federal Way, Washington · 13499 days ago · 9 km deep · 44 km away
  10. 1.513 km E of Wilkeson, Washington · 13489 days ago · 9 km deep · 90 km away
  11. 2.46 km ENE of Bainbridge Island, Washington · 13486 days ago · 25 km deep · 26 km away
  12. 2.22 km E of Yarrow Point, WA · 13476 days ago · 25 km deep · 44 km away

Before

  1. 1.85 km ENE of Lake Marcel-Stillwater, Washington · 13533 days ago · -1 km deep · 71 km away
  2. 1.76 km NE of Hobart, Washington · 13535 days ago · 10 km deep · 68 km away
  3. 1.90 km NE of Edgewood, Washington · 13536 days ago · 6 km deep · 54 km away
  4. 2.74 km SE of Port Ludlow, Washington · 13541 days ago · 17 km deep · 34 km away
  5. 2.06 km SW of Bay View, Washington · 13545 days ago · 24 km deep · 94 km away
  6. 2.316 km E of Humptulips, Washington · 13546 days ago · 11 km deep · 83 km away
  7. 1.64 km ESE of Newcastle, Washington · 13554 days ago · 9 km deep · 52 km away
  8. 1.68 km N of Belfair, Washington · 13559 days ago · 15 km deep · 10 km away
  9. 1.814 km ENE of Enumclaw, Washington · 13560 days ago · 15 km deep · 84 km away
  10. 1.62 km NNE of Big Lake, Washington · 13561 days ago · -1 km deep · 99 km away
  11. 1.94 km NNE of Snoqualmie, Washington · 13562 days ago · 9 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10247368. Read Thu, Oct 1, 2026, 2:37 AM UTC.