Washington earthquakes

M1.5 earthquake Washington

A magnitude 1.5 earthquake struck in Washington on Thu, Oct 3, 1985, 1:00 AM PDT (08:00 UTC), -1 km (-1 mi) below the surface.

A larger quake followed: M2.7 28 km NE of Trout Lake, Washington. This one was a foreshock.

Carbonado forecastMore in Washington

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.5 (md), micro
Local time
UTC
1985-10-03 08:00:05 UTC
Depth
-1.2 km (-0.8 mi), shallow
Epicenter
46.856° N, 121.765° 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 0.0 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
59°
Stations used
9

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 19 in the 30 days before it.

After

  1. 2.728 km NE of Trout Lake, Washington · 14964 days ago · 1 km deep · 83 km away
  2. 2.528 km NE of Trout Lake, Washington · 14963 days ago · -1 km deep · 83 km away
  3. 1.68 km NNE of Selah, Washington · 14958 days ago · 19 km deep · 97 km away
  4. 1.523 km E of Castle Rock, Washington · 14953 days ago · 19 km deep · 89 km away
  5. 2.70 km ENE of Riverbend, Washington · 14951 days ago · 15 km deep · 68 km away
  6. 1.64 km SE of Packwood, Washington · 14950 days ago · 0 km deep · 32 km away
  7. 2.138 km S of Morton, Washington · 14948 days ago · -2 km deep · 79 km away
  8. 1.810 km ESE of Ashford, Washington · 14942 days ago · 2 km deep · 18 km away
  9. 1.84 km WSW of Wilderness Rim, Washington · 14939 days ago · 15 km deep · 64 km away
  10. 1.6Washington · 14937 days ago · 16 km deep · 61 km away
  11. 2.013 km NNW of Morton, Washington · 14932 days ago · 17 km deep · 50 km away
  12. 1.58 km NW of Greenwater, Washington · 14930 days ago · -1 km deep · 40 km away
  13. 2.038 km S of Morton, Washington · 14930 days ago · -2 km deep · 78 km away
  14. 2.51 km NNE of Klahanie, Washington · 14930 days ago · 6 km deep · 83 km away
  15. 2.313 km NE of Ashford, Washington · 14929 days ago · 7 km deep · 12 km away
  16. 2.921 km S of Morton, Washington · 14918 days ago · 10 km deep · 66 km away
  17. 2.37 km ESE of Riverbend, Washington · 14909 days ago · 11 km deep · 67 km away

Before

  1. 2.117 km ESE of Carbonado, Washington · 14966 days ago · 16 km deep · 17 km away
  2. 2.02 km NW of Burien, Washington · 14969 days ago · 22 km deep · 84 km away
  3. 2.43 km NW of Burien, Washington · 14969 days ago · 23 km deep · 84 km away
  4. 1.637 km NNE of Amboy, Washington · 14970 days ago · -1 km deep · 80 km away
  5. 2.23 km S of Issaquah, Washington · 14971 days ago · 0 km deep · 74 km away
  6. 2.63 km NW of Redmond, Washington · 14973 days ago · 8 km deep · 98 km away
  7. 1.92 km NNE of Packwood, Washington · 14975 days ago · 3 km deep · 26 km away
  8. 2.03 km SSE of Issaquah, Washington · 14976 days ago · -1 km deep · 74 km away
  9. 1.85 km E of Hobart, Washington · 14980 days ago · 10 km deep · 65 km away
  10. 1.639 km NNE of Amboy, Washington · 14982 days ago · -2 km deep · 79 km away
  11. 3.04 km WSW of Des Moines, Washington · 14983 days ago · 19 km deep · 76 km away
  12. 1.812 km W of Greenwater, Washington · 14983 days ago · 14 km deep · 35 km away
  13. 2.37 km SSE of Carbonado, Washington · 14985 days ago · 14 km deep · 26 km away
  14. 1.829 km S of Morton, Washington · 14986 days ago · 10 km deep · 72 km away
  15. 1.52 km SW of Des Moines, Washington · 14986 days ago · 15 km deep · 74 km away
  16. 2.52 km SW of Des Moines, Washington · 14987 days ago · 14 km deep · 74 km away
  17. 1.65 km NNW of Maplewood, Washington · 14987 days ago · 17 km deep · 90 km away
  18. 2.5Washington · 14991 days ago · 6 km deep · 70 km away
  19. 1.813 km ESE of Ashford, Washington · 14992 days ago · -1 km deep · 16 km away

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10198068. Read Mon, Sep 21, 2026, 10:12 PM UTC.