M1.6 earthquake 6 km N of Entiat, Washington
A magnitude 1.6 earthquake struck 6 km N of Entiat, Washington on Mon, Oct 15, 1984, 5:25 PM PDT (00:25 UTC), 0 km (0 mi) below the surface.
A larger quake followed: M1.9 7 km E of Snoqualmie Pass, 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
- 1984-10-16 00:25:09 UTC
- Depth
- -0.1 km (-0.0 mi), shallow
- Epicenter
- 47.734° N, 120.202° 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 0.5 km horizontally
- Magnitude uncertainty
- ±0.12
- Depth from
- From location
- Station coverage gap
- 137°
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 4 in the 30 days before it.
After
- 1.97 km E of Snoqualmie Pass, Washington · 15310 days ago · -1 km deep · 91 km away
- 2.315 km NNW of Vantage, Washington · 15302 days ago · 0 km deep · 75 km away
- 2.1Washington · 15301 days ago · 0 km deep · 77 km away
- 2.213 km NW of Banks Lake South, Washington · 15297 days ago · 3 km deep · 61 km away
- 1.89 km SW of Roslyn, Washington · 15294 days ago · 0 km deep · 91 km away
- 1.6Washington · 15293 days ago · 19 km deep · 47 km away
- 1.913 km NNW of Vantage, Washington · 15290 days ago · 0 km deep · 77 km away
- 1.810 km W of Entiat, Washington · 15273 days ago · -1 km deep · 12 km away
- 1.58 km N of Waterville, Washington · 15265 days ago · 5 km deep · 10 km away
- 1.82 km ESE of Entiat, Washington · 15260 days ago · -1 km deep · 8 km away
- 1.52 km SE of Entiat, Washington · 15259 days ago · 6 km deep · 9 km away
Before
- 3.04 km SW of Electric City, Washington · 15323 days ago · 15 km deep · 86 km away
- 1.913 km ENE of Cliffdell, Washington · 15330 days ago · 1 km deep · 99 km away
- 2.112 km NNE of Cashmere, Washington · 15333 days ago · 3 km deep · 19 km away
- 2.12 km SSW of Entiat, Washington · 15340 days ago · 2 km deep · 9 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10182643. Read Tue, Sep 22, 2026, 10:31 PM UTC.