M1.6 earthquake 5 km W of Burley, Washington
A magnitude 1.6 earthquake struck 5 km W of Burley, Washington on Fri, Aug 11, 1978, 3:55 PM PDT (22:55 UTC), 22 km (14 mi) below the surface.
A larger quake followed: M1.7 3 km NE of Southworth, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (md), micro
- Local time
- UTC
- 1978-08-11 22:55:06 UTC
- Depth
- 22.0 km (13.6 mi), shallow
- Epicenter
- 47.422° N, 122.702° 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 0.4 km horizontally, 0.8 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 78°
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.73 km NE of Southworth, Washington · 17572 days ago · 14 km deep · 22 km away
- 2.310 km S of Baring, Washington · 17568 days ago · 11 km deep · 95 km away
- 3.27 km SW of Brinnon, Washington · 17557 days ago · 46 km deep · 29 km away
- 1.66 km NNE of Hoodsport, Washington · 17554 days ago · 2 km deep · 32 km away
- 2.16 km N of Kingston, Washington · 17551 days ago · 14 km deep · 51 km away
- 1.96 km W of Burley, Washington · 17548 days ago · 22 km deep · 1 km away
- 1.610 km NNE of Snoqualmie, Washington · 17541 days ago · -1 km deep · 74 km away
- 2.11 km NW of Federal Way, Washington · 17538 days ago · 14 km deep · 30 km away
- 1.510 km NE of Ashford, Washington · 17514 days ago · 8 km deep · 90 km away
Before
- 1.611 km ENE of Onalaska, Washington · 17581 days ago · 17 km deep · 89 km away
- 1.50 km WSW of North Bend, Washington · 17582 days ago · 19 km deep · 69 km away
- 1.54 km SW of Hansville, Washington · 17587 days ago · 12 km deep · 52 km away
- 1.66 km NE of Ashford, Washington · 17592 days ago · 12 km deep · 89 km away
- 1.93 km E of Port Townsend, Washington · 17593 days ago · 23 km deep · 77 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10847673. Read Tue, Sep 22, 2026, 4:01 AM UTC.