Washington earthquakes

M2.3 earthquake 8 km NE of Naches, Washington

A magnitude 2.3 earthquake struck 8 km NE of Naches, Washington on Mon, Aug 20, 2007, 6:38 PM PDT (01:38 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.4 28 km N of Packwood, Washington. This one was a foreshock.

Naches 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
2.3 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2007-08-21 01:38:55 UTC
Depth
7.6 km (4.7 mi), shallow
Epicenter
46.789° N, 120.630° 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 0.1 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
73°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 1.69 km NE of Naches, Washington · 6985 days ago · 8 km deep · 1 km away
  2. 1.98 km NE of Naches, Washington · 6984 days ago · 8 km deep · 1 km away
  3. 2.428 km N of Packwood, Washington · 6980 days ago · 3 km deep · 74 km away
  4. 1.627 km SW of Tampico, Washington · 6975 days ago · -1 km deep · 60 km away
  5. 1.89 km SSW of White Swan, Washington · 6971 days ago · -1 km deep · 55 km away
  6. 1.85 km ESE of Packwood, Washington · 6960 days ago · 3 km deep · 77 km away
  7. 1.624 km W of Tampico, Washington · 6956 days ago · 0 km deep · 52 km away
  8. 1.713 km NE of Cliffdell, Washington · 6941 days ago · 12 km deep · 37 km away
  9. 1.75 km NW of Benton City, Washington · 6941 days ago · 7 km deep · 100 km away
  10. 1.96 km NNE of Eschbach, Washington · 6931 days ago · 3 km deep · 8 km away

Before

  1. 2.38 km NE of Naches, Washington · 6985 days ago · 8 km deep · 0 km away
  2. 1.512 km SSW of White Swan, Washington · 6987 days ago · 7 km deep · 57 km away
  3. 1.56 km ESE of Tampico, Washington · 6990 days ago · 0 km deep · 33 km away
  4. 1.54 km SSW of Entiat, Washington · 6991 days ago · 6 km deep · 99 km away
  5. 1.75 km S of Entiat, Washington · 7006 days ago · -1 km deep · 98 km away
  6. 2.213 km SSW of Leavenworth, Washington · 7011 days ago · 0 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10730978. Read Sun, Oct 4, 2026, 2:33 PM UTC.