Washington earthquakes

M1.7 earthquake 7 km S of Bellingham, Washington

A magnitude 1.7 earthquake struck 7 km S of Bellingham, Washington on Tue, Jun 23, 1987, 9:15 PM PDT (04:15 UTC), -1 km (0 mi) below the surface.

A larger quake followed: M2.7 2 km E of Edmonds, 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
1987-06-24 04:15:21 UTC
Depth
-0.7 km (-0.4 mi), shallow
Epicenter
48.696° N, 122.492° 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
43°
Stations used
20

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 6 in the 30 days before it.

After

  1. 2.72 km E of Edmonds, Washington · 14345 days ago · 15 km deep · 99 km away
  2. 1.911 km SSW of Port Hadlock-Irondale, Washington · 14342 days ago · 50 km deep · 88 km away
  3. 2.48 km W of Port Townsend, Washington · 14341 days ago · 45 km deep · 71 km away
  4. 2.26 km WSW of Peaceful Valley, Washington · 14341 days ago · 16 km deep · 31 km away
  5. 2.45 km ESE of Oak Harbor, Washington · 14336 days ago · 25 km deep · 47 km away
  6. 1.55 km W of Lyman, Washington · 14336 days ago · -1 km deep · 32 km away
  7. 1.54 km SSW of Big Lake, Washington · 14320 days ago · 18 km deep · 40 km away
  8. 1.74 km E of Maple Falls, Washington · 14314 days ago · 0 km deep · 43 km away
  9. 2.71 km N of Port Townsend, Washington · 14304 days ago · 22 km deep · 66 km away
  10. 2.06 km SW of Geneva, Washington · 14304 days ago · 12 km deep · 2 km away
  11. 1.55 km SSW of Geneva, Washington · 14303 days ago · 12 km deep · 4 km away
  12. 1.76 km SSW of Geneva, Washington · 14302 days ago · 12 km deep · 3 km away
  13. 1.715 km ESE of Oak Bay, Canada · 14290 days ago · 5 km deep · 56 km away
  14. 1.72 km SSW of Birch Bay, Washington · 14289 days ago · 13 km deep · 30 km away
  15. 1.65 km NNW of Orcas, Washington · 14288 days ago · 18 km deep · 36 km away
  16. 1.631 km NNW of Chilliwack, Canada · 14288 days ago · -1 km deep · 85 km away

Before

  1. 1.5Washington · 14349 days ago · 3 km deep · 91 km away
  2. 1.66 km WNW of Orcas, Washington · 14349 days ago · 16 km deep · 40 km away
  3. 1.51 km SE of Edison, Washington · 14354 days ago · 23 km deep · 17 km away
  4. 1.87 km S of Kendall, Washington · 14361 days ago · 13 km deep · 32 km away
  5. 1.910 km WSW of Friday Harbor, Washington · 14361 days ago · 33 km deep · 53 km away
  6. 2.13 km SSW of Clinton, Washington · 14370 days ago · 28 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10222068. Read Sun, Oct 4, 2026, 1:42 PM UTC.