Washington earthquakes

M2.3 earthquake Washington

A magnitude 2.3 earthquake struck in Washington on Fri, Aug 13, 2004, 11:04 PM PDT (06:04 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.9 16 km WSW of Conconully, 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
2.3 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2004-08-14 06:04:58 UTC
Depth
-0.4 km (-0.3 mi), shallow
Epicenter
47.873° N, 119.241° 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 2.1 km horizontally, 99.9 km in depth
Magnitude uncertainty
±0.05
Depth from
Operator assigned
Station coverage gap
162°
Stations used
18

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 5 in the 30 days before it.

After

  1. 1.58 km SE of Inchelium, Washington · 8072 days ago · 7 km deep · 94 km away
  2. 1.912 km SSE of Pateros, Washington · 8071 days ago · 0 km deep · 46 km away
  3. 2.916 km WSW of Conconully, Washington · 8070 days ago · -1 km deep · 87 km away
  4. 1.74 km SE of Entiat, Washington · 8069 days ago · 4 km deep · 74 km away
  5. 1.98 km WSW of Chelan Falls, Washington · 8068 days ago · -1 km deep · 65 km away
  6. 1.816 km WSW of Electric City, Washington · 8055 days ago · 0 km deep · 0 km away
  7. 2.40 km N of Entiat, Washington · 8050 days ago · 3 km deep · 75 km away
  8. 1.84 km N of Waterville, Washington · 8044 days ago · 4 km deep · 66 km away
  9. 1.78 km WSW of Chelan Falls, Washington · 8040 days ago · -1 km deep · 65 km away
  10. 1.58 km WSW of Chelan Falls, Washington · 8026 days ago · -1 km deep · 65 km away

Before

  1. 2.016 km WSW of Electric City, Washington · 8087 days ago · 0 km deep · 0 km away
  2. 1.59 km NNW of Entiat, Washington · 8095 days ago · -1 km deep · 78 km away
  3. 1.87 km NE of Winthrop, Washington · 8100 days ago · 0 km deep · 98 km away
  4. 1.79 km NW of Entiat, Washington · 8102 days ago · -1 km deep · 81 km away
  5. 1.79 km WSW of Chelan Falls, Washington · 8108 days ago · -1 km deep · 66 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10610968. Read Fri, Oct 2, 2026, 12:51 PM UTC.