Washington earthquakes

M2.3 earthquake 4 km ENE of Acme, Washington

A magnitude 2.3 earthquake struck 4 km ENE of Acme, Washington on Mon, Sep 2, 1985, 3:59 AM PDT (10:59 UTC), 17 km (11 mi) below the surface.

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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
2.3 (md), micro
Local time
UTC
1985-09-02 10:59:44 UTC
Depth
16.9 km (10.5 mi), shallow
Epicenter
48.732° N, 122.152° 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 0.2 km horizontally, 0.3 km in depth
Magnitude uncertainty
±0.11
Depth from
Operator assigned
Station coverage gap
91°
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 2.30 km ENE of Acme, Washington · 14996 days ago · -1 km deep · 3 km away
  2. 2.13 km ENE of Acme, Washington · 14995 days ago · 12 km deep · 1 km away
  3. 2.03 km ENE of Acme, Washington · 14994 days ago · 14 km deep · 1 km away
  4. 2.21 km SSW of Mount Vernon, Washington · 14980 days ago · 16 km deep · 39 km away
  5. 1.51 km NNW of Freeland, Washington · 14978 days ago · 18 km deep · 84 km away
  6. 1.516 km SE of Darrington, Washington · 14972 days ago · 9 km deep · 83 km away
  7. 1.6Washington · 14969 days ago · 27 km deep · 50 km away
  8. 1.83 km SSW of Swede Heaven, Washington · 14969 days ago · 2 km deep · 60 km away
  9. 1.94 km E of Granite Falls, Washington · 14954 days ago · -1 km deep · 73 km away
  10. 2.33 km ENE of Oak Harbor, Washington · 14945 days ago · 21 km deep · 58 km away

Before

  1. 1.73 km NE of Acme, Washington · 14996 days ago · 13 km deep · 2 km away
  2. 1.81 km NNE of Port Townsend, Washington · 14998 days ago · 20 km deep · 81 km away
  3. 1.55 km SSE of Edison, Washington · 15003 days ago · 15 km deep · 31 km away
  4. 1.63 km SE of Acme, Washington · 15004 days ago · -1 km deep · 4 km away
  5. 1.61 km NNE of Hope, Canada · 15005 days ago · -2 km deep · 91 km away
  6. 1.62 km NE of Acme, Washington · 15008 days ago · 8 km deep · 2 km away
  7. 1.52 km ENE of Acme, Washington · 15008 days ago · 11 km deep · 1 km away
  8. 1.60 km ENE of Acme, Washington · 15010 days ago · 6 km deep · 3 km away
  9. 2.52 km ENE of Acme, Washington · 15010 days ago · 15 km deep · 1 km away
  10. 1.52 km SE of Acme, Washington · 15010 days ago · -1 km deep · 4 km away
  11. 1.90 km ENE of Acme, Washington · 15010 days ago · 15 km deep · 4 km away
  12. 1.61 km NW of Lake Roesiger, Washington · 15011 days ago · 12 km deep · 84 km away
  13. 2.13 km SW of Everson, Washington · 15021 days ago · 14 km deep · 24 km away
  14. 1.54 km SW of Swede Heaven, Washington · 15023 days ago · 4 km deep · 60 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10191783. Read Wed, Sep 23, 2026, 5:04 AM UTC.