Washington earthquakes

M2.2 earthquake 34 km SSE of Morton, Washington

A magnitude 2.2 earthquake struck 34 km SSE of Morton, Washington on Tue, Oct 1, 1974, 11:55 PM PDT (06:55 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.8 5 km SE of Bucoda, Washington. This one was a foreshock.

Morton 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
2.2 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1974-10-02 06:55:08 UTC
Depth
4.9 km (3.0 mi), shallow
Epicenter
46.285° N, 122.056° 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 8.9 km horizontally, 16.3 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
211°, poorly surrounded by stations
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: 21 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.520 km S of Morton, Washington · 18989 days ago · 8 km deep · 19 km away
  2. 2.45 km SE of Rainier, Washington · 18982 days ago · -1 km deep · 77 km away
  3. 1.630 km S of Morton, Washington · 18980 days ago · 32 km deep · 18 km away
  4. 1.523 km S of Morton, Washington · 18980 days ago · 6 km deep · 19 km away
  5. 2.08 km NNE of Pe Ell, Washington · 18976 days ago · 5 km deep · 99 km away
  6. 2.126 km W of Trout Lake, Washington · 18974 days ago · -1 km deep · 31 km away
  7. 1.83 km E of Battle Ground, Washington · 18974 days ago · 13 km deep · 65 km away
  8. 1.96 km WSW of La Grande, Washington · 18971 days ago · 62 km deep · 65 km away
  9. 1.96 km SSE of Carbonado, Washington · 18964 days ago · -1 km deep · 82 km away
  10. 1.97 km WNW of Ryderwood, Washington · 18964 days ago · 18 km deep · 84 km away
  11. 2.218 km SSE of Carbonado, Washington · 18960 days ago · 3 km deep · 72 km away
  12. 2.214 km N of Onalaska, Washington · 18959 days ago · -1 km deep · 67 km away
  13. 1.930 km SSE of Mossyrock, Washington · 18957 days ago · 36 km deep · 21 km away
  14. 2.85 km SE of Bucoda, Washington · 18956 days ago · 3 km deep · 79 km away
  15. 2.010 km SE of Ashford, Washington · 18951 days ago · 30 km deep · 48 km away
  16. 1.67 km WSW of Mineral, Washington · 18950 days ago · 25 km deep · 47 km away
  17. 2.213 km W of Packwood, Washington · 18950 days ago · 5 km deep · 37 km away
  18. 2.120 km ENE of Ashford, Washington · 18946 days ago · 5 km deep · 66 km away
  19. 2.021 km NNE of Packwood, Washington · 18942 days ago · 3 km deep · 67 km away
  20. 1.819 km WSW of Packwood, Washington · 18937 days ago · 5 km deep · 30 km away
  21. 1.514 km SW of Alder, Washington · 18935 days ago · 26 km deep · 56 km away

Before

  1. 2.47 km N of Lewisville, Washington · 19002 days ago · 2 km deep · 59 km away
  2. 1.911 km SE of Ashford, Washington · 19007 days ago · 2 km deep · 47 km away
  3. 2.612 km SE of Ashford, Washington · 19013 days ago · 6 km deep · 46 km away
  4. 2.022 km ENE of Ashford, Washington · 19021 days ago · -1 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10859568. Read Sat, Oct 3, 2026, 4:16 AM UTC.