Washington earthquakes

M1.8 earthquake 3 km W of Freeland, Washington

A magnitude 1.8 earthquake struck 3 km W of Freeland, Washington on Thu, Dec 30, 1999, 12:15 PM PST (20:15 UTC), 50 km (31 mi) below the surface.

A larger quake followed: M3.0 6 km W of Lofall, Washington. This one was a foreshock.

Freeland 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
1.8 (Md, duration), micro
Magnitude from
Pacific Northwest Seismic Network
Local time
UTC
1999-12-30 20:15:16 UTC
Depth
49.6 km (30.8 mi), shallow
Epicenter
48.011° N, 122.569° 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, 1.3 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
76°
Stations used
13

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 3 in the 30 days before it.

After

  1. 1.61 km NNW of Mirrormont, Washington · 9760 days ago · 21 km deep · 73 km away
  2. 1.53 km NE of East Renton Highlands, Washington · 9755 days ago · 12 km deep · 67 km away
  3. 1.53 km NE of East Renton Highlands, Washington · 9755 days ago · 12 km deep · 67 km away
  4. 3.06 km W of Lofall, Washington · 9755 days ago · 17 km deep · 26 km away
  5. 1.57 km ENE of Oak Bay, Canada · 9755 days ago · 25 km deep · 70 km away
  6. 1.93 km ENE of Bonney Lake, Washington · 9753 days ago · 14 km deep · 96 km away
  7. 2.20 km NNE of Gorst, Washington · 9752 days ago · 7 km deep · 55 km away
  8. 1.82 km ENE of Gig Harbor, Washington · 9750 days ago · 48 km deep · 75 km away
  9. 1.63 km W of Black Diamond, Washington · 9744 days ago · 11 km deep · 87 km away
  10. 2.06 km S of Swede Heaven, Washington · 9743 days ago · 11 km deep · 66 km away
  11. 1.616 km NNW of Jamestown, Washington · 9729 days ago · 38 km deep · 54 km away
  12. 1.61 km E of SeaTac, Washington · 9718 days ago · 18 km deep · 67 km away

Before

  1. 1.92 km NNE of Bonney Lake, Washington · 9781 days ago · 14 km deep · 95 km away
  2. 3.710 km NNE of Oak Bay, Canada · 9791 days ago · 49 km deep · 77 km away
  3. 1.93 km ENE of Monroe North, Washington · 9799 days ago · 16 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10490723. Read Thu, Oct 1, 2026, 7:54 PM UTC.