Washington earthquakes

M2.0 earthquake 24 km E of Castle Rock, Washington

A magnitude 2.0 earthquake struck 24 km E of Castle Rock, Washington on Fri, Oct 3, 2003, 2:40 AM PDT (09:40 UTC), 18 km (11 mi) below the surface.

Castle Rock forecastMore in Washington

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.0 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-10-03 09:40:07 UTC
Depth
18.3 km (11.4 mi), shallow
Epicenter
46.234° N, 122.599° 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 0.6 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
76°
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: 7 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.710 km SSE of Mineral, Washington · 8395 days ago · 16 km deep · 57 km away
  2. 1.65 km WSW of Deer Island, Oregon · 8388 days ago · 22 km deep · 43 km away
  3. 1.543 km WNW of Trout Lake, Washington · 8382 days ago · 7 km deep · 45 km away
  4. 1.715 km SSW of Morton, Washington · 8380 days ago · 18 km deep · 29 km away
  5. 1.622 km S of Packwood, Washington · 8359 days ago · 1 km deep · 78 km away
  6. 1.537 km NNE of Amboy, Washington · 8357 days ago · 0 km deep · 32 km away
  7. 1.514 km NNE of Ashford, Washington · 8342 days ago · 9 km deep · 87 km away

Before

  1. 1.66 km NNE of North Plains, Oregon · 8403 days ago · 6 km deep · 71 km away
  2. 1.94 km WNW of North Portland, Oregon · 8408 days ago · 16 km deep · 68 km away
  3. 1.5Washington · 8412 days ago · 18 km deep · 59 km away
  4. 1.54 km SSE of La Center, Washington · 8420 days ago · 9 km deep · 46 km away
  5. 1.538 km NNE of Amboy, Washington · 8422 days ago · 0 km deep · 32 km away
  6. 1.72 km NW of North Portland, Oregon · 8427 days ago · 16 km deep · 69 km away
  7. 2.43 km NW of North Portland, Oregon · 8427 days ago · 17 km deep · 68 km away
  8. 1.73 km ESE of Trout Lake, Washington · 8429 days ago · -1 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10594588. Read Thu, Oct 1, 2026, 4:20 PM UTC.