Washington earthquakes

M2.8 earthquake 20 km WSW of Brinnon, Washington

A magnitude 2.8 earthquake struck 20 km WSW of Brinnon, Washington on Tue, Dec 12, 1972, 4:45 AM PST (12:45 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M3.4 4 km NW of Woods Creek, Washington. This one was a foreshock.

Brinnon forecastMore in Washington

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
2.8 (md), micro
Local time
UTC
1972-12-12 12:45:04 UTC
Depth
41.9 km (26.0 mi), shallow
Epicenter
47.611° N, 123.147° 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 0.5 km horizontally, 0.5 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
194°, poorly surrounded by stations
Stations used
10

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 2.09 km ENE of Duvall, Washington · 19641 days ago · 28 km deep · 97 km away
  2. 1.89 km SW of Wilderness Rim, Washington · 19638 days ago · 7 km deep · 100 km away
  3. 1.93 km NNE of Indianola, Washington · 19630 days ago · 15 km deep · 51 km away
  4. 2.14 km NNW of Maplewood, Washington · 19629 days ago · 17 km deep · 47 km away
  5. 1.90 km N of Newport, Washington · 19628 days ago · 20 km deep · 73 km away
  6. 1.81 km WSW of Wauna, Washington · 19625 days ago · 21 km deep · 45 km away
  7. 1.81 km NW of Larch Way, Washington · 19624 days ago · 25 km deep · 71 km away
  8. 1.816 km SW of Brinnon, Washington · 19622 days ago · 40 km deep · 7 km away
  9. 1.65 km ENE of Carnation, Washington · 19619 days ago · 24 km deep · 98 km away
  10. 1.66 km W of Lofall, Washington · 19609 days ago · 18 km deep · 37 km away
  11. 3.44 km NW of Woods Creek, Washington · 19607 days ago · 18 km deep · 96 km away
  12. 1.94 km NNW of Woods Creek, Washington · 19607 days ago · 15 km deep · 97 km away
  13. 1.64 km WSW of Woodway, Washington · 19600 days ago · 3 km deep · 57 km away
  14. 2.84 km E of Oak Bay, Canada · 19598 days ago · 23 km deep · 93 km away
  15. 2.03 km ESE of Black Diamond, Washington · 19598 days ago · 10 km deep · 95 km away
  16. 1.90 km NNW of Beaux Arts Village, Washington · 19594 days ago · 20 km deep · 71 km away
  17. 1.80 km NNE of City of Sammamish, Washington · 19594 days ago · 15 km deep · 83 km away
  18. 3.025 km NNE of Amanda Park, Washington · 19593 days ago · 49 km deep · 45 km away
  19. 2.27 km NE of Lake Marcel-Stillwater, Washington · 19591 days ago · -1 km deep · 99 km away
  20. 2.18 km SW of Carlsborg, Washington · 19590 days ago · 44 km deep · 48 km away
  21. 1.71 km E of Sammamish, Washington · 19586 days ago · 7 km deep · 82 km away
  22. 3.04 km SW of Southworth, Washington · 19585 days ago · 46 km deep · 47 km away
  23. 1.94 km SSW of Gorst, Washington · 19583 days ago · 22 km deep · 34 km away

Before

  1. 2.72 km SW of Southworth, Washington · 19645 days ago · 27 km deep · 48 km away
  2. 1.76 km S of Port Hadlock-Irondale, Washington · 19648 days ago · 29 km deep · 48 km away
  3. 3.24 km SE of Kingston, Washington · 19648 days ago · 20 km deep · 55 km away
  4. 3.927 km S of Port Angeles East, Washington · 19648 days ago · 43 km deep · 34 km away
  5. 3.66 km ENE of Belfair, Washington · 19651 days ago · 15 km deep · 33 km away
  6. 1.57 km NE of Brinnon, Washington · 19654 days ago · -1 km deep · 28 km away
  7. 1.57 km WNW of Bangor Trident Base, Washington · 19654 days ago · -1 km deep · 30 km away
  8. 2.07 km NE of Quilcene, Washington · 19655 days ago · 46 km deep · 38 km away
  9. 1.54 km WSW of Issaquah, Washington · 19659 days ago · 21 km deep · 80 km away
  10. 1.8Puget Sound region, Washington · 19664 days ago · 20 km deep · 70 km away
  11. 1.87 km SE of Bainbridge Island, Washington · 19665 days ago · 13 km deep · 53 km away
  12. 1.75 km N of Lofall, Washington · 19666 days ago · 18 km deep · 46 km away
  13. 3.30 km SW of Kenmore, Washington · 19670 days ago · 18 km deep · 69 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10855328. Read Tue, Sep 22, 2026, 9:07 AM UTC.