M3.1 earthquake 9 km S of Spangle, Washington
A magnitude 3.1 earthquake struck 9 km S of Spangle, Washington on Fri, Aug 1, 1969, 8:04 PM GMT-7 (03:04 UTC), 39 km (24 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.1 (md), minor
- Local time
- UTC
- 1969-08-02 03:04:16 UTC
- Depth
- 39.3 km (24.4 mi), shallow
- Epicenter
- 47.346° N, 117.396° 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 6.0 km horizontally
- Magnitude uncertainty
- ±0.21
- Depth from
- From location
- Station coverage gap
- 339°, poorly surrounded by stations
- Stations used
- 6
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10835513. Read Wed, Sep 23, 2026, 6:04 AM UTC.