Washington earthquakes

M2.7 earthquake 4 km N of Jamestown, Washington

A magnitude 2.7 earthquake struck 4 km N of Jamestown, Washington on Fri, Mar 2, 1973, 6:01 AM PST (14:01 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M3.7 7 km W of Lofall, 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
2.7 (md), micro
Local time
UTC
1973-03-02 14:01:52 UTC
Depth
25.1 km (15.6 mi), shallow
Epicenter
48.173° N, 123.088° 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 1.7 km horizontally, 2.4 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
216°, 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: 12 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 2.54 km W of Lake Cavanaugh, Washington · 19567 days ago · 17 km deep · 76 km away
  2. 1.89 km E of Oak Harbor, Washington · 19558 days ago · 34 km deep · 44 km away
  3. 1.93 km W of Hansville, Washington · 19547 days ago · 5 km deep · 46 km away
  4. 2.09 km N of Anacortes, Washington · 19541 days ago · 3 km deep · 59 km away
  5. 2.14 km SW of Erlands Point-Kitsap Lake, Washington · 19534 days ago · 25 km deep · 71 km away
  6. 2.00 km SSE of Clyde Hill, Washington · 19528 days ago · 24 km deep · 89 km away
  7. 3.77 km W of Lofall, Washington · 19528 days ago · 50 km deep · 46 km away
  8. 1.71 km SSE of Indianola, Washington · 19518 days ago · 29 km deep · 65 km away
  9. 2.13 km ENE of Seabeck, Washington · 19518 days ago · 22 km deep · 63 km away
  10. 2.14 km ESE of Kingston, Washington · 19511 days ago · 21 km deep · 65 km away
  11. 1.64 km NNW of Gorst, Washington · 19510 days ago · 23 km deep · 73 km away
  12. 1.80 km SSW of Mercer Island, Washington · 19510 days ago · 22 km deep · 93 km away

Before

  1. 2.56 km NNE of Geneva, Washington · 19573 days ago · 8 km deep · 88 km away
  2. 2.513 km WSW of Marietta, Washington · 19575 days ago · 55 km deep · 69 km away
  3. 2.11 km NNW of White Center, Washington · 19575 days ago · 24 km deep · 90 km away
  4. 1.516 km N of Hoodsport, Washington · 19577 days ago · -1 km deep · 69 km away
  5. 2.18 km WNW of Gorst, Washington · 19579 days ago · 7 km deep · 73 km away
  6. 1.53 km NW of Indianola, Washington · 19582 days ago · 22 km deep · 59 km away
  7. 2.01 km E of Bangor Trident Base, Washington · 19584 days ago · 19 km deep · 58 km away
  8. 1.65 km WSW of Mercer Island, Washington · 19587 days ago · 17 km deep · 91 km away
  9. 1.94 km SSW of Gorst, Washington · 19591 days ago · 22 km deep · 81 km away
  10. 3.04 km SW of Southworth, Washington · 19593 days ago · 46 km deep · 86 km away
  11. 1.71 km E of Sammamish, Washington · 19594 days ago · 7 km deep · 97 km away
  12. 2.18 km SW of Carlsborg, Washington · 19597 days ago · 44 km deep · 20 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10840143. Read Tue, Sep 29, 2026, 10:01 PM UTC.