Washington earthquakes

M1.8 earthquake 6 km NW of Deming, Washington

A magnitude 1.8 earthquake struck 6 km NW of Deming, Washington on Thu, Mar 8, 1984, 12:05 PM PST (20:05 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M1.9 4 km ENE of Lake McMurray, 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
1.8 (md), micro
Local time
UTC
1984-03-08 20:05:54 UTC
Depth
10.4 km (6.5 mi), shallow
Epicenter
48.874° N, 122.266° 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 3.3 km horizontally, 11.6 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
227°, poorly surrounded by stations
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 1.94 km ENE of Lake McMurray, Washington · 15531 days ago · 4 km deep · 60 km away
  2. 2.66 km W of Rockport, Washington · 15530 days ago · 4 km deep · 61 km away
  3. 3.4Washington · 15530 days ago · -1 km deep · 62 km away
  4. 1.94 km S of Lyman, Washington · 15529 days ago · 16 km deep · 45 km away
  5. 2.25 km S of Concrete, Washington · 15526 days ago · 2 km deep · 58 km away
  6. 1.67 km ESE of Oso, Washington · 15521 days ago · -1 km deep · 76 km away
  7. 2.34 km WSW of Coupeville, Washington · 15515 days ago · 24 km deep · 83 km away
  8. 1.510 km S of Swede Heaven, Washington · 15509 days ago · 14 km deep · 86 km away
  9. 2.35 km NW of Orcas, Washington · 15504 days ago · 17 km deep · 59 km away
  10. 1.57 km NE of Verlot, Washington · 15498 days ago · -1 km deep · 91 km away
  11. 2.09 km E of Orcas, Washington · 15492 days ago · 6 km deep · 50 km away
  12. 1.73 km S of Alger, Washington · 15489 days ago · 18 km deep · 32 km away
  13. 1.96 km SSE of Concrete, Washington · 15486 days ago · 3 km deep · 60 km away
  14. 1.66 km NW of Burlington, Washington · 15485 days ago · 18 km deep · 42 km away
  15. 1.710 km SSW of Darrington, Washington · 15484 days ago · 18 km deep · 92 km away
  16. 1.74 km E of Granite Falls, Washington · 15480 days ago · -1 km deep · 91 km away

Before

  1. 1.65 km WSW of Coupeville, Washington · 15540 days ago · 16 km deep · 82 km away
  2. 1.64 km S of Lake McMurray, Washington · 15544 days ago · 11 km deep · 66 km away
  3. 2.04 km S of Lake McMurray, Washington · 15544 days ago · 12 km deep · 67 km away
  4. 2.012 km N of Jamestown, Washington · 15548 days ago · 25 km deep · 94 km away
  5. 1.84 km WNW of Everett, Washington · 15555 days ago · 17 km deep · 99 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10173093. Read Tue, Sep 22, 2026, 7:43 AM UTC.