M2.3 earthquake 13 km N of Almira, Washington
A magnitude 2.3 earthquake struck 13 km N of Almira, Washington on Sat, Apr 12, 1986, 4:17 PM PST (00:17 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M2.7 11 km NNE of Entiat, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 1986-04-13 00:17:05 UTC
- Depth
- 6.3 km (3.9 mi), shallow
- Epicenter
- 47.830° N, 118.930° 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 1.9 km horizontally, 2.8 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 116°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 4 in the 30 days before it.
After
- 1.52 km WSW of Entiat, Washington · 14777 days ago · 8 km deep · 100 km away
- 1.87 km SE of Marlin, Washington · 14765 days ago · 11 km deep · 53 km away
- 2.410 km ESE of Marlin, Washington · 14744 days ago · 7 km deep · 53 km away
- 1.817 km NNW of Banks Lake South, Washington · 14743 days ago · 0 km deep · 36 km away
- 1.61 km W of Entiat, Washington · 14730 days ago · 9 km deep · 99 km away
- 2.711 km NNE of Entiat, Washington · 14723 days ago · 8 km deep · 93 km away
Before
- 1.810 km W of Mansfield, Washington · 14786 days ago · 11 km deep · 63 km away
- 3.310 km N of Entiat, Washington · 14787 days ago · 13 km deep · 97 km away
- 1.95 km ENE of Entiat, Washington · 14787 days ago · 4 km deep · 91 km away
- 1.919 km SSW of Disautel, Washington · 14795 days ago · 0 km deep · 50 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10203708. Read Fri, Oct 2, 2026, 2:48 AM UTC.