Washington earthquakes

M1.6 earthquake 9 km WSW of Mineral, Washington

A magnitude 1.6 earthquake struck 9 km WSW of Mineral, Washington on Thu, Dec 16, 1976, 4:14 AM PST (12:14 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M1.8 4 km NNW of Dash Point, 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
1976-12-16 12:14:07 UTC
Depth
17.3 km (10.8 mi), shallow
Epicenter
46.695° N, 122.305° 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 1.1 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.11
Depth from
From location
Station coverage gap
150°
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 1.84 km NNW of Dash Point, Washington · 18175 days ago · 6 km deep · 74 km away
  2. 1.65 km WNW of Wauna, Washington · 18174 days ago · 19 km deep · 84 km away
  3. 1.62 km W of Wilderness Rim, Washington · 18173 days ago · 10 km deep · 92 km away
  4. 2.313 km ENE of Ashford, Washington · 18164 days ago · 13 km deep · 36 km away
  5. 2.25 km W of Gorst, Washington · 18155 days ago · 19 km deep · 99 km away
  6. 1.93 km WSW of White Center, Washington · 18154 days ago · 29 km deep · 90 km away
  7. 2.39 km N of Greenwater, Washington · 18151 days ago · 14 km deep · 78 km away
  8. 2.57 km S of Morton, Washington · 18150 days ago · 8 km deep · 22 km away
  9. 2.13 km W of Mineral, Washington · 18148 days ago · 10 km deep · 6 km away
  10. 1.92 km SW of Mineral, Washington · 18148 days ago · 5 km deep · 8 km away
  11. 1.73 km W of Mineral, Washington · 18148 days ago · 10 km deep · 6 km away
  12. 1.94 km SSE of Seattle, Washington · 18138 days ago · 18 km deep · 97 km away
  13. 1.98 km ESE of Hobart, Washington · 18135 days ago · 4 km deep · 83 km away
  14. 1.52 km W of White Center, Washington · 18131 days ago · 22 km deep · 91 km away
  15. 2.115 km SSE of Ashford, Washington · 18131 days ago · 42 km deep · 29 km away
  16. 1.92 km SSE of Issaquah, Washington · 18123 days ago · -1 km deep · 93 km away
  17. 2.510 km E of Kalama, Washington · 18120 days ago · 16 km deep · 81 km away
  18. 2.110 km ENE of Kalama, Washington · 18120 days ago · 0 km deep · 78 km away

Before

  1. 2.723 km N of Amboy, Washington · 18191 days ago · 4 km deep · 65 km away
  2. 1.513 km WSW of Alder, Washington · 18204 days ago · -1 km deep · 11 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10842783. Read Tue, Sep 22, 2026, 11:23 AM UTC.