Washington earthquakes

M1.9 earthquake 8 km ENE of Ferndale, Washington

A magnitude 1.9 earthquake struck 8 km ENE of Ferndale, Washington on Wed, Mar 20, 1985, 8:53 AM PST (16:53 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.0 1 km SSE of Swede Heaven, Washington. This one was a foreshock.

Ferndale 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
1.9 (md), micro
Local time
UTC
1985-03-20 16:53:16 UTC
Depth
13.0 km (8.1 mi), shallow
Epicenter
48.866° N, 122.475° 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 0.6 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
66°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 1.59 km WNW of Ault Field, Washington · 15157 days ago · 48 km deep · 60 km away
  2. 2.01 km SSE of Swede Heaven, Washington · 15152 days ago · 1 km deep · 86 km away
  3. 3.36 km WSW of Lake Cavanaugh, Washington · 15150 days ago · 11 km deep · 68 km away
  4. 2.53 km SE of Swede Heaven, Washington · 15146 days ago · 0 km deep · 88 km away
  5. 1.711 km SSE of Point Roberts, Washington · 15140 days ago · 56 km deep · 38 km away
  6. 2.55 km E of Deming, Washington · 15133 days ago · 3 km deep · 25 km away
  7. 1.66 km SSW of Acme, Washington · 15129 days ago · -1 km deep · 28 km away
  8. 1.96 km ENE of Deming, Washington · 15127 days ago · 10 km deep · 26 km away
  9. 1.74 km SSW of Big Lake, Washington · 15124 days ago · 13 km deep · 58 km away
  10. 3.04 km SSW of Big Lake, Washington · 15124 days ago · 17 km deep · 58 km away
  11. 1.94 km SSW of Big Lake, Washington · 15120 days ago · 18 km deep · 58 km away
  12. 3.35 km SSW of Big Lake, Washington · 15120 days ago · 17 km deep · 58 km away
  13. 2.45 km SSW of Big Lake, Washington · 15120 days ago · 17 km deep · 59 km away
  14. 2.04 km NNW of Lake McMurray, Washington · 15120 days ago · 17 km deep · 59 km away
  15. 1.97 km E of Deming, Washington · 15113 days ago · 9 km deep · 26 km away
  16. 1.55 km E of Deming, Washington · 15113 days ago · 5 km deep · 25 km away
  17. 1.86 km S of Kendall, Washington · 15111 days ago · 3 km deep · 25 km away
  18. 2.25 km ENE of Deming, Washington · 15111 days ago · 0 km deep · 24 km away
  19. 2.614 km E of North Saanich, Canada · 15106 days ago · 21 km deep · 58 km away
  20. 1.88 km E of Deming, Washington · 15105 days ago · 14 km deep · 27 km away

Before

  1. 1.77 km ESE of Alger, Washington · 15171 days ago · 0 km deep · 35 km away
  2. 1.65 km E of Granite Falls, WA · 15173 days ago · -1 km deep · 96 km away
  3. 1.89 km S of Birch Bay, Washington · 15175 days ago · 66 km deep · 21 km away
  4. 3.13 km N of Bryant, Washington · 15176 days ago · 15 km deep · 70 km away
  5. 2.21 km SSE of Freeland, Washington · 15184 days ago · 25 km deep · 97 km away
  6. 2.72 km ENE of Silvana, Washington · 15185 days ago · 4 km deep · 76 km away
  7. 1.64 km N of Bryant, Washington · 15190 days ago · 14 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10188843. Read Tue, Sep 22, 2026, 6:06 AM UTC.