M1.8 earthquake 11 km WNW of Entiat, Washington
A magnitude 1.8 earthquake struck 11 km WNW of Entiat, Washington on Thu, May 13, 1982, 8:18 AM PDT (15:18 UTC), 3 km (2 mi) below the surface.
A larger quake followed: M2.1 15 km ENE of Nile, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (md), micro
- Local time
- UTC
- 1982-05-13 15:18:20 UTC
- Depth
- 3.0 km (1.9 mi), shallow
- Epicenter
- 47.696° N, 120.355° W
- Region
- Washington
- 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, 1.6 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- From location
- Station coverage gap
- 102°
- Stations used
- 12
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.64 km NNW of Skykomish, Washington · 16182 days ago · 4 km deep · 76 km away
- 1.616 km NNE of Index, Washington · 16176 days ago · 5 km deep · 91 km away
- 1.53 km WSW of Entiat, Washington · 16165 days ago · 0 km deep · 9 km away
- 1.711 km E of Winthrop, Washington · 16163 days ago · -1 km deep · 90 km away
- 2.115 km ENE of Nile, Washington · 16149 days ago · 6 km deep · 95 km away
Before
- 1.524 km NW of Soap Lake, Washington · 16208 days ago · 10 km deep · 50 km away
- 1.615 km W of Vantage, Washington · 16218 days ago · 0 km deep · 84 km away
- 1.65 km NW of Waterville, Washington · 16219 days ago · 0 km deep · 18 km away
- 1.616 km ESE of Kittitas, Washington · 16222 days ago · 7 km deep · 84 km away
- 1.62 km S of Hartline, Washington · 16225 days ago · 21 km deep · 94 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10134148. Read Tue, Sep 22, 2026, 7:53 AM UTC.