Washington earthquakes

M1.6 earthquake 6 km WNW of Orcas, Washington

A magnitude 1.6 earthquake struck 6 km WNW of Orcas, Washington on Mon, Jun 22, 1987, 1:08 AM PDT (08:08 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M1.7 7 km S of Bellingham, 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
1.6 (md), micro
Local time
UTC
1987-06-22 08:08:14 UTC
Depth
16.4 km (10.2 mi), shallow
Epicenter
48.620° N, 123.023° 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 0.6 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
44°
Stations used
19

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 5 in the 30 days before it.

After

  1. 1.77 km S of Bellingham, Washington · 14336 days ago · -1 km deep · 40 km away
  2. 1.911 km SSW of Port Hadlock-Irondale, Washington · 14331 days ago · 50 km deep · 77 km away
  3. 2.48 km W of Port Townsend, Washington · 14330 days ago · 45 km deep · 58 km away
  4. 2.26 km WSW of Peaceful Valley, Washington · 14329 days ago · 16 km deep · 67 km away
  5. 2.45 km ESE of Oak Harbor, Washington · 14324 days ago · 25 km deep · 51 km away
  6. 1.55 km W of Lyman, Washington · 14324 days ago · -1 km deep · 66 km away
  7. 1.54 km SSW of Big Lake, Washington · 14309 days ago · 18 km deep · 62 km away
  8. 1.74 km E of Maple Falls, Washington · 14303 days ago · 0 km deep · 81 km away
  9. 2.71 km N of Port Townsend, Washington · 14292 days ago · 22 km deep · 58 km away
  10. 2.06 km SW of Geneva, Washington · 14292 days ago · 12 km deep · 42 km away
  11. 1.55 km SSW of Geneva, Washington · 14292 days ago · 12 km deep · 44 km away
  12. 1.76 km SSW of Geneva, Washington · 14290 days ago · 12 km deep · 43 km away
  13. 1.715 km ESE of Oak Bay, Canada · 14278 days ago · 5 km deep · 26 km away

Before

  1. 1.51 km SE of Edison, Washington · 14343 days ago · 23 km deep · 45 km away
  2. 1.87 km S of Kendall, Washington · 14349 days ago · 13 km deep · 71 km away
  3. 1.910 km WSW of Friday Harbor, Washington · 14350 days ago · 33 km deep · 16 km away
  4. 2.13 km SSW of Clinton, Washington · 14358 days ago · 28 km deep · 90 km away
  5. 2.019 km SSE of Friday Harbor, Washington · 14367 days ago · 14 km deep · 29 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10221833. Read Wed, Sep 23, 2026, 12:52 AM UTC.