Washington earthquakes

M2.1 earthquake 8 km SW of Carlsborg, Washington

A magnitude 2.1 earthquake struck 8 km SW of Carlsborg, Washington on Fri, Feb 2, 1973, 4:37 AM PST (12:37 UTC), 44 km (27 mi) below the surface.

A larger quake followed: M3.0 4 km SW of Southworth, Washington. This one was a foreshock.

Carlsborg 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
2.1 (md), micro
Local time
UTC
1973-02-02 12:37:06 UTC
Depth
43.9 km (27.3 mi), shallow
Epicenter
48.033° N, 123.252° 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 1.0 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.14
Depth from
From location
Station coverage gap
207°, 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: 19 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.71 km E of Sammamish, Washington · 19586 days ago · 7 km deep · 99 km away
  2. 3.04 km SW of Southworth, Washington · 19585 days ago · 46 km deep · 80 km away
  3. 1.94 km SSW of Gorst, Washington · 19583 days ago · 22 km deep · 72 km away
  4. 1.65 km WSW of Mercer Island, Washington · 19579 days ago · 17 km deep · 90 km away
  5. 2.01 km E of Bangor Trident Base, Washington · 19577 days ago · 19 km deep · 54 km away
  6. 1.53 km NW of Indianola, Washington · 19574 days ago · 22 km deep · 59 km away
  7. 2.18 km WNW of Gorst, Washington · 19571 days ago · 7 km deep · 63 km away
  8. 3.87 km W of Home, Washington · 19570 days ago · 21 km deep · 90 km away
  9. 1.516 km N of Hoodsport, Washington · 19570 days ago · -1 km deep · 54 km away
  10. 2.11 km NNW of White Center, Washington · 19567 days ago · 24 km deep · 87 km away
  11. 2.513 km WSW of Marietta, Washington · 19567 days ago · 55 km deep · 88 km away
  12. 2.74 km N of Jamestown, Washington · 19562 days ago · 25 km deep · 20 km away
  13. 2.54 km W of Lake Cavanaugh, Washington · 19559 days ago · 17 km deep · 93 km away
  14. 1.89 km E of Oak Harbor, Washington · 19550 days ago · 34 km deep · 61 km away
  15. 1.93 km W of Hansville, Washington · 19540 days ago · 5 km deep · 50 km away
  16. 2.43 km NNE of Dash Point, Washington · 19539 days ago · 24 km deep · 98 km away
  17. 1.711 km W of Shelton, Washington · 19534 days ago · 41 km deep · 93 km away
  18. 2.09 km N of Anacortes, Washington · 19533 days ago · 3 km deep · 79 km away
  19. 1.76 km SE of Maplewood, Washington · 19531 days ago · 20 km deep · 94 km away

Before

  1. 3.025 km NNE of Amanda Park, Washington · 19593 days ago · 49 km deep · 56 km away
  2. 1.90 km NNW of Beaux Arts Village, Washington · 19594 days ago · 20 km deep · 92 km away
  3. 2.84 km E of Oak Bay, Canada · 19598 days ago · 23 km deep · 46 km away
  4. 1.64 km WSW of Woodway, Washington · 19600 days ago · 3 km deep · 67 km away
  5. 1.94 km NNW of Woods Creek, Washington · 19607 days ago · 15 km deep · 99 km away
  6. 3.44 km NW of Woods Creek, Washington · 19607 days ago · 18 km deep · 99 km away
  7. 1.66 km W of Lofall, Washington · 19609 days ago · 18 km deep · 46 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10855683. Read Tue, Sep 22, 2026, 7:23 AM UTC.