M1.6 earthquake 5 km NNE of Waterville, Washington
A magnitude 1.6 earthquake struck 5 km NNE of Waterville, Washington on Tue, Jan 28, 1986, 1:52 PM PST (21:52 UTC), 7 km (4 mi) below the surface.
A larger quake followed: M2.4 9 km SW of Royal City, 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
- 1986-01-28 21:52:19 UTC
- Depth
- 6.6 km (4.1 mi), shallow
- Epicenter
- 47.690° N, 120.048° 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, 0.7 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 49°
- 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: 7 in the 60 days after this one and 4 in the 30 days before it.
After
- 1.713 km WNW of Leavenworth, Washington · 14844 days ago · 12 km deep · 59 km away
- 1.73 km ENE of Entiat, Washington · 14826 days ago · 4 km deep · 8 km away
- 2.110 km SW of Ellensburg, Washington · 14820 days ago · 4 km deep · 95 km away
- 1.58 km S of Chelan Falls, Washington · 14816 days ago · 4 km deep · 5 km away
- 1.65 km ENE of Manson, Washington · 14814 days ago · -1 km deep · 23 km away
- 1.68 km S of Chelan Falls, Washington · 14813 days ago · 4 km deep · 6 km away
- 2.49 km SW of Royal City, Washington · 14810 days ago · 3 km deep · 96 km away
Before
- 2.115 km WNW of Banks Lake South, Washington · 14861 days ago · -1 km deep · 44 km away
- 1.812 km NW of Mattawa, Washington · 14863 days ago · 0 km deep · 98 km away
- 1.613 km SSW of Thorp, Washington · 14871 days ago · 6 km deep · 97 km away
- 1.86 km W of Entiat, Washington · 14877 days ago · 3 km deep · 19 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10202388. Read Wed, Sep 30, 2026, 4:48 AM UTC.