Washington earthquakes

M1.8 earthquake 12 km SW of Methow, Washington

A magnitude 1.8 earthquake struck 12 km SW of Methow, Washington on Fri, Aug 19, 1983, 12:00 PM PDT (19:00 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M1.9 37 km WSW of Winthrop, Washington. This one was a foreshock.

Pateros 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
1.8 (md), micro
Local time
UTC
1983-08-19 19:00:41 UTC
Depth
18.6 km (11.6 mi), shallow
Epicenter
48.069° N, 120.139° 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 2.1 km horizontally, 2.1 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
306°, 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: 15 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 1.640 km WSW of Twisp, Washington · 15734 days ago · 6 km deep · 44 km away
  2. 1.937 km WSW of Winthrop, Washington · 15734 days ago · 5 km deep · 46 km away
  3. 1.94 km SW of Chelan Falls, Washington · 15725 days ago · 3 km deep · 35 km away
  4. 2.411 km NW of Entiat, Washington · 15715 days ago · 3 km deep · 39 km away
  5. 2.56 km NW of Entiat, Washington · 15714 days ago · 4 km deep · 40 km away
  6. 2.66 km NW of Entiat, Washington · 15714 days ago · 4 km deep · 41 km away
  7. 1.55 km WSW of Waterville, Washington · 15708 days ago · 0 km deep · 48 km away
  8. 2.15 km SSE of Entiat, Washington · 15703 days ago · 5 km deep · 49 km away
  9. 1.54 km SSW of West Wenatchee, Washington · 15700 days ago · 8 km deep · 76 km away
  10. 2.013 km N of Quincy, Washington · 15700 days ago · 0 km deep · 82 km away
  11. 1.68 km N of Entiat, Washington · 15699 days ago · 5 km deep · 35 km away
  12. 1.54 km N of Entiat, Washington · 15691 days ago · 0 km deep · 39 km away
  13. 2.023 km E of Mansfield, Washington · 15689 days ago · 3 km deep · 65 km away
  14. 1.69 km NNE of Waterville, Washington · 15684 days ago · 4 km deep · 40 km away
  15. 1.52 km W of Entiat, Washington · 15682 days ago · 0 km deep · 44 km away

Before

  1. 1.64 km S of Entiat, Washington · 15753 days ago · 0 km deep · 49 km away
  2. 1.511 km WSW of Cashmere, Washington · 15757 days ago · 0 km deep · 73 km away
  3. 1.77 km NNE of Entiat, Washington · 15759 days ago · 0 km deep · 37 km away
  4. 1.59 km WNW of Entiat, Washington · 15765 days ago · 3 km deep · 41 km away
  5. 2.56 km NNW of Waterville, Washington · 15766 days ago · 0 km deep · 41 km away
  6. 1.514 km W of Entiat, Washington · 15767 days ago · 3 km deep · 50 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10161253. Read Tue, Sep 22, 2026, 3:14 PM UTC.