M1.7 earthquake 5 km SSE of Coulee City, Washington
A magnitude 1.7 earthquake struck 5 km SSE of Coulee City, Washington on Fri, Nov 1, 1985, 6:28 PM PST (02:28 UTC), 0 km (0 mi) below the surface.
A larger quake followed: M1.9 12 km NNE of Mansfield, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (md), micro
- Local time
- UTC
- 1985-11-02 02:28:44 UTC
- Depth
- 0.0 km (0.0 mi), shallow
- Epicenter
- 47.565° N, 119.275° 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 1.3 km horizontally
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 157°
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.912 km NNE of Mansfield, Washington · 14930 days ago · 0 km deep · 45 km away
- 2.017 km NNW of Banks Lake South, Washington · 14926 days ago · -1 km deep · 25 km away
- 2.26 km NW of Entiat, Washington · 14916 days ago · 7 km deep · 76 km away
- 3.28 km NNW of Moses Lake North, Washington · 14914 days ago · 20 km deep · 34 km away
- 1.78 km W of Entiat, Washington · 14904 days ago · 4 km deep · 80 km away
- 2.64 km NE of Royal City, Washington · 14903 days ago · 0 km deep · 74 km away
- 2.310 km ESE of Royal City, Washington · 14899 days ago · 0 km deep · 82 km away
- 2.18 km NNW of Moses Lake North, Washington · 14877 days ago · 18 km deep · 34 km away
Before
- 1.87 km N of Waterville, Washington · 14937 days ago · 5 km deep · 61 km away
- 2.417 km NNW of Banks Lake South, Washington · 14955 days ago · 0 km deep · 25 km away
- 2.112 km SE of Bridgeport, Washington · 14956 days ago · 0 km deep · 45 km away
- 3.29 km NNW of Entiat, Washington · 14957 days ago · 6 km deep · 77 km away
- 1.59 km WNW of Entiat, Washington · 14960 days ago · 4 km deep · 80 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10197833. Read Tue, Sep 22, 2026, 10:56 AM UTC.