Washington earthquakes

M1.6 earthquake 9 km NNE of Waterville, Washington

A magnitude 1.6 earthquake struck 9 km NNE of Waterville, Washington on Fri, Oct 14, 1983, 2:48 PM PDT (21:48 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.1 3 km E of Cle Elum, Washington. This one was a foreshock.

Waterville 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
1.6 (md), micro
Local time
UTC
1983-10-14 21:48:40 UTC
Depth
3.5 km (2.2 mi), shallow
Epicenter
47.718° N, 120.011° 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 0.8 km horizontally, 2.3 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
71°
Stations used
17

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 7 in the 30 days before it.

After

  1. 1.52 km W of Entiat, Washington · 15683 days ago · 0 km deep · 18 km away
  2. 2.13 km E of Cle Elum, Washington · 15681 days ago · -1 km deep · 88 km away
  3. 1.64 km W of Entiat, Washington · 15679 days ago · 5 km deep · 20 km away
  4. 1.65 km NNE of Entiat, Washington · 15673 days ago · 0 km deep · 12 km away
  5. 2.28 km S of Leavenworth, Washington · 15671 days ago · 1 km deep · 52 km away
  6. 1.86 km N of Waterville, Washington · 15666 days ago · 0 km deep · 5 km away
  7. 1.77 km NNE of Waterville, Washington · 15664 days ago · 0 km deep · 2 km away
  8. 1.89 km WNW of Entiat, Washington · 15662 days ago · 2 km deep · 25 km away
  9. 1.711 km NW of Okanogan, Washington · 15660 days ago · 23 km deep · 84 km away
  10. 1.54 km N of Entiat, Washington · 15660 days ago · 0 km deep · 14 km away
  11. 2.00 km NE of Roslyn, Washington · 15656 days ago · 3 km deep · 91 km away
  12. 2.314 km E of Mansfield, Washington · 15643 days ago · -1 km deep · 44 km away
  13. 1.813 km W of Entiat, Washington · 15637 days ago · -1 km deep · 29 km away
  14. 1.74 km SW of West Wenatchee, Washington · 15630 days ago · 8 km deep · 44 km away
  15. 1.98 km SSE of Leavenworth, Washington · 15628 days ago · 9 km deep · 49 km away
  16. 1.96 km SSW of Entiat, Washington · 15626 days ago · 7 km deep · 21 km away

Before

  1. 2.023 km E of Mansfield, Washington · 15690 days ago · 3 km deep · 53 km away
  2. 1.54 km N of Entiat, Washington · 15691 days ago · 0 km deep · 15 km away
  3. 1.68 km N of Entiat, Washington · 15699 days ago · 5 km deep · 15 km away
  4. 2.013 km N of Quincy, Washington · 15700 days ago · 0 km deep · 42 km away
  5. 1.54 km SSW of West Wenatchee, Washington · 15700 days ago · 8 km deep · 44 km away
  6. 2.15 km SSE of Entiat, Washington · 15704 days ago · 5 km deep · 16 km away
  7. 1.55 km WSW of Waterville, Washington · 15709 days ago · 0 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10168478. Read Wed, Sep 23, 2026, 12:59 AM UTC.