Washington earthquakes

M1.5 earthquake 1 km WNW of North Bend, Washington

A magnitude 1.5 earthquake struck 1 km WNW of North Bend, Washington on Sun, Apr 27, 1986, 11:14 PM PDT (06:14 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M2.3 6 km S of Hansville, 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
1.5 (md), micro
Local time
UTC
1986-04-28 06:14:47 UTC
Depth
15.8 km (9.8 mi), shallow
Epicenter
47.503° N, 121.810° 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 0.8 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
110°
Stations used
16

Nearest places

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

Nearby

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

After

  1. 1.57 km NNE of Lake Cavanaugh, Washington · 14753 days ago · 2 km deep · 99 km away
  2. 2.36 km S of Hansville, Washington · 14751 days ago · 25 km deep · 68 km away
  3. 2.63 km NNW of Kingston, Washington · 14751 days ago · 25 km deep · 63 km away
  4. 1.8Washington · 14744 days ago · 8 km deep · 45 km away
  5. 1.95 km SW of Clinton, Washington · 14729 days ago · 26 km deep · 66 km away
  6. 1.52 km NE of Southworth, Washington · 14718 days ago · 20 km deep · 50 km away
  7. 1.62 km NE of Southworth, Washington · 14718 days ago · 20 km deep · 50 km away
  8. 2.02 km NNE of Southworth, Washington · 14718 days ago · 19 km deep · 51 km away
  9. 2.65 km E of Tanner, Washington · 14707 days ago · 16 km deep · 11 km away
  10. 2.29 km E of McKenna, Washington · 14707 days ago · 20 km deep · 80 km away
  11. 1.63 km SSE of Priest Point, Washington · 14698 days ago · 18 km deep · 64 km away

Before

  1. 1.623 km W of Cliffdell, Washington · 14759 days ago · 3 km deep · 71 km away
  2. 1.52 km SSW of Swede Heaven, Washington · 14772 days ago · 3 km deep · 85 km away
  3. 1.72 km SSW of Swede Heaven, Washington · 14772 days ago · 2 km deep · 84 km away
  4. 1.72 km SSW of Swede Heaven, Washington · 14772 days ago · 3 km deep · 85 km away
  5. 1.82 km S of Swede Heaven, Washington · 14773 days ago · 0 km deep · 85 km away
  6. 2.04 km NNW of Woods Creek, Washington · 14778 days ago · 16 km deep · 47 km away
  7. 1.53 km WNW of Ashford, Washington · 14785 days ago · 25 km deep · 84 km away
  8. 2.40 km ESE of Clyde Hill, Washington · 14785 days ago · 24 km deep · 33 km away
  9. 2.32 km SSW of Swede Heaven, Washington · 14786 days ago · 1 km deep · 84 km away
  10. 2.24 km ENE of Carnation, Washington · 14787 days ago · 17 km deep · 18 km away
  11. 3.32 km S of Swede Heaven, Washington · 14787 days ago · 1 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10205238. Read Tue, Sep 22, 2026, 8:28 PM UTC.