M1.5 earthquake 5 km E of Chelan, Washington
A magnitude 1.5 earthquake struck 5 km E of Chelan, Washington on Fri, Apr 22, 1988, 2:16 PM PDT (21:16 UTC), 3 km (2 mi) below the surface.
A larger quake followed: M1.8 4 km WNW of Waterville, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (md), micro
- Local time
- UTC
- 1988-04-22 21:16:00 UTC
- Depth
- 2.9 km (1.8 mi), shallow
- Epicenter
- 47.850° N, 119.938° 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 0.3 km horizontally, 1.1 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 89°
- Stations used
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 5 in the 30 days before it.
After
- 1.84 km WNW of Waterville, Washington · 14032 days ago · 3 km deep · 25 km away
- 1.52 km SW of Entiat, Washington · 14025 days ago · -1 km deep · 31 km away
- 1.516 km NNW of Banks Lake South, Washington · 14022 days ago · 0 km deep · 44 km away
- 2.617 km NNW of Banks Lake South, Washington · 14022 days ago · -1 km deep · 44 km away
- 3.38 km WSW of Entiat, Washington · 14020 days ago · 6 km deep · 36 km away
- 1.56 km ENE of Chelan, Washington · 14013 days ago · -1 km deep · 1 km away
- 2.54 km WSW of Mansfield, Washington · 13997 days ago · 18 km deep · 19 km away
- 1.88 km NE of Chelan, Washington · 13994 days ago · 0 km deep · 6 km away
- 1.514 km W of Entiat, Washington · 13976 days ago · 0 km deep · 38 km away
Before
- 1.96 km ENE of Chelan, Washington · 14033 days ago · 0 km deep · 0 km away
- 2.96 km ENE of Chelan, Washington · 14033 days ago · 0 km deep · 1 km away
- 1.79 km SW of Chelan Falls, Washington · 14047 days ago · 4 km deep · 16 km away
- 2.67 km WSW of George, Washington · 14047 days ago · 0 km deep · 90 km away
- 1.917 km N of Cashmere, Washington · 14053 days ago · 0 km deep · 43 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10230968. Read Wed, Sep 23, 2026, 2:35 AM UTC.