Washington earthquakes

M2.0 earthquake 6 km SW of Geneva, Washington

A magnitude 2.0 earthquake struck 6 km SW of Geneva, Washington on Thu, Aug 6, 1987, 2:54 PM PDT (21:54 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M3.0 4 km WSW of Langley, Canada. This one was a foreshock.

Geneva 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
2.0 (md), micro
Local time
UTC
1987-08-06 21:54:25 UTC
Depth
12.2 km (7.6 mi), shallow
Epicenter
48.697° N, 122.458° 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 2.0 km horizontally, 7.5 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
170°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 1.55 km SSW of Geneva, Washington · 14299 days ago · 12 km deep · 2 km away
  2. 1.76 km SSW of Geneva, Washington · 14297 days ago · 12 km deep · 1 km away
  3. 1.715 km ESE of Oak Bay, Canada · 14286 days ago · 5 km deep · 58 km away
  4. 1.72 km SSW of Birch Bay, Washington · 14285 days ago · 13 km deep · 31 km away
  5. 1.65 km NNW of Orcas, Washington · 14284 days ago · 18 km deep · 38 km away
  6. 1.631 km NNW of Chilliwack, Canada · 14283 days ago · -1 km deep · 84 km away
  7. 2.02 km WSW of Birch Bay, Washington · 14278 days ago · 15 km deep · 33 km away
  8. 1.96 km SSE of Concrete, Washington · 14276 days ago · 2 km deep · 60 km away
  9. 1.515 km E of North Saanich, Canada · 14266 days ago · 50 km deep · 55 km away
  10. 1.710 km NW of Marblemount, Washington · 14266 days ago · -1 km deep · 68 km away
  11. 1.79 km NNW of Marblemount, Washington · 14264 days ago · 0 km deep · 70 km away
  12. 1.816 km SE of Glacier, Washington · 14261 days ago · 25 km deep · 49 km away
  13. 3.04 km WSW of Langley, Canada · 14259 days ago · 1 km deep · 47 km away
  14. 2.34 km WSW of Langley, Canada · 14257 days ago · 4 km deep · 47 km away
  15. 2.82 km N of Port Townsend, Washington · 14255 days ago · 21 km deep · 66 km away
  16. 2.85 km NE of Blyn, Washington · 14255 days ago · 55 km deep · 80 km away
  17. 2.15 km NE of Kingston, Washington · 14250 days ago · 16 km deep · 96 km away

Before

  1. 2.71 km N of Port Townsend, Washington · 14299 days ago · 22 km deep · 67 km away
  2. 1.74 km E of Maple Falls, Washington · 14310 days ago · 0 km deep · 41 km away
  3. 1.54 km SSW of Big Lake, Washington · 14316 days ago · 18 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10221478. Read Wed, Sep 30, 2026, 8:02 AM UTC.