Washington earthquakes

M1.5 earthquake 19 km NNE of Jamestown, Washington

A magnitude 1.5 earthquake struck 19 km NNE of Jamestown, Washington on Sun, Aug 24, 2003, 5:37 AM PDT (12:37 UTC), 48 km (30 mi) below the surface.

A larger quake followed: M2.5 8 km ESE of Oak Bay, Canada. 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
1.5 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2003-08-24 12:37:46 UTC
Depth
48.5 km (30.1 mi), shallow
Epicenter
48.295° N, 123.032° 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, 0.6 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
111°
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: 12 in the 60 days after this one and 19 in the 30 days before it.

After

  1. 1.75 km WSW of Seabeck, Washington · 8438 days ago · 17 km deep · 76 km away
  2. 1.81 km E of Maltby, Washington · 8436 days ago · 23 km deep · 88 km away
  3. 1.55 km NE of Anacortes, Washington · 8414 days ago · 12 km deep · 45 km away
  4. 2.214 km NE of Jamestown, Washington · 8410 days ago · 24 km deep · 11 km away
  5. 1.55 km SSE of Lynden, Washington · 8410 days ago · 16 km deep · 81 km away
  6. 1.55 km WSW of Hansville, Washington · 8410 days ago · 21 km deep · 54 km away
  7. 2.13 km NE of Anacortes, Washington · 8404 days ago · 16 km deep · 43 km away
  8. 1.68 km NNW of Freeland, Washington · 8399 days ago · 57 km deep · 41 km away
  9. 2.58 km ESE of Oak Bay, Canada · 8390 days ago · 44 km deep · 19 km away
  10. 1.525 km E of Forks, Washington · 8389 days ago · 37 km deep · 87 km away
  11. 1.71 km WSW of Mountlake Terrace, Washington · 8387 days ago · 18 km deep · 77 km away
  12. 1.65 km WSW of Belfair, Washington · 8385 days ago · 21 km deep · 96 km away

Before

  1. 2.117 km N of Hoodsport, Washington · 8440 days ago · 44 km deep · 82 km away
  2. 2.31 km WNW of Deming, Washington · 8442 days ago · 0 km deep · 83 km away
  3. 1.64 km WNW of Deming, Washington · 8442 days ago · 13 km deep · 83 km away
  4. 1.53 km WNW of Deming, Washington · 8443 days ago · 13 km deep · 83 km away
  5. 1.93 km NW of Deming, Washington · 8443 days ago · 16 km deep · 84 km away
  6. 1.6Washington · 8444 days ago · 7 km deep · 40 km away
  7. 1.72 km SW of Port Hadlock-Irondale, Washington · 8446 days ago · 16 km deep · 36 km away
  8. 1.74 km SW of Port Hadlock-Irondale, Washington · 8447 days ago · 18 km deep · 36 km away
  9. 1.54 km SSE of Quilcene, Washington · 8447 days ago · 21 km deep · 58 km away
  10. 1.66 km WNW of Tsawwassen, Canada · 8448 days ago · 25 km deep · 83 km away
  11. 1.95 km WSW of Swede Heaven, Washington · 8449 days ago · 3 km deep · 91 km away
  12. 2.14 km ENE of Belfair, Washington · 8451 days ago · 11 km deep · 94 km away
  13. 1.91 km SSE of Port Hadlock-Irondale, Washington · 8451 days ago · 16 km deep · 36 km away
  14. 1.51 km SSW of Oso, Washington · 8455 days ago · 11 km deep · 81 km away
  15. 1.63 km NNW of Big Lake, Washington · 8459 days ago · 7 km deep · 59 km away
  16. 2.1Washington · 8461 days ago · 26 km deep · 34 km away
  17. 2.54 km SW of Clear Lake, Washington · 8461 days ago · 8 km deep · 59 km away
  18. 1.86 km SSE of Quilcene, Washington · 8464 days ago · 26 km deep · 60 km away
  19. 2.01 km E of Enetai, Washington · 8465 days ago · 24 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10593113. Read Thu, Oct 1, 2026, 12:05 PM UTC.