Washington earthquakes

M2.1 earthquake 6 km SW of Clinton, Washington

A magnitude 2.1 earthquake struck 6 km SW of Clinton, Washington on Sat, Sep 29, 1979, 2:27 AM PDT (09:27 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M3.8 4 km E of Edison, Washington. This one was a foreshock.

Clinton 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
2.1 (md), micro
Local time
UTC
1979-09-29 09:27:06 UTC
Depth
24.8 km (15.4 mi), shallow
Epicenter
47.938° N, 122.422° 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 0.7 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
59°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.123 km NNW of Hoodsport, Washington · 17162 days ago · 45 km deep · 72 km away
  2. 1.51 km W of Chico, Washington · 17157 days ago · 25 km deep · 43 km away
  3. 1.53 km S of Kingston, Washington · 17156 days ago · 53 km deep · 19 km away
  4. 2.51 km SW of Rockport, Washington · 17148 days ago · 0 km deep · 85 km away
  5. 1.610 km S of Metchosin, Canada · 17143 days ago · 39 km deep · 93 km away
  6. 2.40 km WSW of Tulalip Bay, Washington · 17137 days ago · 29 km deep · 13 km away
  7. 1.83 km E of Hamilton, Washington · 17134 days ago · 3 km deep · 74 km away
  8. 1.62 km N of Hansville, Washington · 17128 days ago · 43 km deep · 10 km away
  9. 1.63 km ENE of Manchester, Washington · 17127 days ago · 3 km deep · 42 km away
  10. 2.03 km SSE of Priest Point, Washington · 17125 days ago · 22 km deep · 15 km away
  11. 1.54 km SSE of Woods Creek, Washington · 17125 days ago · 9 km deep · 42 km away
  12. 1.63 km WSW of Federal Way, Washington · 17124 days ago · 54 km deep · 70 km away
  13. 1.50 km WNW of Pacific, Washington · 17119 days ago · 15 km deep · 76 km away
  14. 1.52 km ENE of Sammamish, Washington · 17115 days ago · 17 km deep · 42 km away
  15. 3.84 km E of Edison, Washington · 17109 days ago · 15 km deep · 69 km away
  16. 2.42 km SE of Edison, Washington · 17109 days ago · 8 km deep · 68 km away
  17. 1.63 km W of Alger, Washington · 17109 days ago · 17 km deep · 76 km away
  18. 3.53 km E of Edison, Washington · 17109 days ago · 12 km deep · 69 km away
  19. 1.64 km SE of Edison, Washington · 17109 days ago · 20 km deep · 66 km away
  20. 1.83 km ENE of Edison, Washington · 17109 days ago · 15 km deep · 70 km away
  21. 1.53 km ESE of Edison, Washington · 17109 days ago · 18 km deep · 68 km away
  22. 1.54 km WSW of Alger, Washington · 17109 days ago · 4 km deep · 74 km away
  23. 2.516 km SE of Friday Harbor, Washington · 17108 days ago · 54 km deep · 64 km away

Before

  1. 1.52 km E of Belfair, Washington · 17181 days ago · -1 km deep · 61 km away
  2. 1.62 km NNE of Klahanie, Washington · 17183 days ago · 4 km deep · 50 km away
  3. 2.12 km ESE of Quilcene, Washington · 17186 days ago · 48 km deep · 34 km away
  4. 2.02 km ESE of Belfair, Washington · 17189 days ago · 1 km deep · 61 km away
  5. 1.92 km E of Issaquah, Washington · 17191 days ago · 3 km deep · 55 km away
  6. 1.6Washington · 17191 days ago · 3 km deep · 56 km away
  7. 2.12 km E of Issaquah, Washington · 17192 days ago · 3 km deep · 56 km away
  8. 1.612 km NE of Snoqualmie, Washington · 17193 days ago · 13 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10850723. Read Wed, Sep 30, 2026, 7:07 AM UTC.