Washington earthquakes

M2.1 earthquake 16 km ENE of Marblemount, Washington

A magnitude 2.1 earthquake struck 16 km ENE of Marblemount, Washington on Tue, Apr 22, 2025, 11:13 AM PDT (18:13 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M2.9 3 km W of Mount Vernon, Washington. This one was a foreshock.

Concrete 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 (ML, local (Richter)), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
2025-04-22 18:13:36 UTC
Depth
7.3 km (4.5 mi), shallow
Epicenter
48.592° N, 121.255° 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 0.7 km horizontally, 1.1 km in depth
Magnitude uncertainty
±0.08
Depth from
From location
Station coverage gap
163°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 2.44 km W of Mount Vernon, Washington · 512 days ago · 9 km deep · 86 km away · felt by 2
  2. 1.75 km WSW of Mount Vernon, Washington · 511 days ago · 8 km deep · 87 km away · felt by 1
  3. 1.74 km WSW of Mount Vernon, Washington · 501 days ago · 12 km deep · 86 km away · felt by 1
  4. 1.74 km W of Mount Vernon, Washington · 500 days ago · 10 km deep · 86 km away
  5. 2.03 km S of Alger, Washington · 498 days ago · 17 km deep · 79 km away · felt by 1
  6. 2.152 km SSW of Princeton, Canada · 496 days ago · 9 km deep · 59 km away · felt by 1
  7. 2.93 km W of Mount Vernon, Washington · 489 days ago · 9 km deep · 86 km away · felt by 67
  8. 1.93 km W of Mount Vernon, Washington · 488 days ago · 10 km deep · 85 km away
  9. 1.77 km NNE of May Creek, Washington · 479 days ago · 10 km deep · 80 km away
  10. 1.78 km NNE of Sedro-Woolley, Washington · 476 days ago · 7 km deep · 69 km away
  11. 1.94 km W of Mount Vernon, Washington · 473 days ago · 10 km deep · 86 km away
  12. 2.64 km W of Mount Vernon, Washington · 473 days ago · 10 km deep · 86 km away · felt by 14
  13. 1.74 km WSW of Mount Vernon, Washington · 473 days ago · 11 km deep · 87 km away
  14. 2.84 km W of Mount Vernon, Washington · 473 days ago · 8 km deep · 87 km away · felt by 15
  15. 1.94 km W of Mount Vernon, Washington · 473 days ago · 10 km deep · 86 km away
  16. 1.74 km W of Mount Vernon, Washington · 472 days ago · 10 km deep · 86 km away
  17. 1.87 km SW of Swede Heaven, Washington · 471 days ago · 13 km deep · 57 km away

Before

  1. 1.64 km WSW of Darrington, Washington · 535 days ago · 11 km deep · 49 km away
  2. 1.846 km ENE of Marblemount, Washington · 542 days ago · 9 km deep · 31 km away
  3. 2.33 km SE of Aldergrove East, Canada · 550 days ago · 12 km deep · 99 km away · felt by 1

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw62095786. Read Mon, Oct 5, 2026, 4:33 AM UTC.