M1.5 earthquake 6 km ENE of Chelan, Washington
A magnitude 1.5 earthquake struck 6 km ENE of Chelan, Washington on Thu, May 12, 1988, 3:25 AM PDT (10:25 UTC), -1 km (0 mi) below the surface.
A larger quake followed: M2.5 4 km WSW 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
- 1.5 (md), micro
- Local time
- UTC
- 1988-05-12 10:25:44 UTC
- Depth
- -0.5 km (-0.3 mi), shallow
- Epicenter
- 47.855° N, 119.937° 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 0.2 km horizontally
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 91°
- Stations used
- 10
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 8 in the 30 days before it.
After
- 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 · 5 km away
- 1.514 km W of Entiat, Washington · 13976 days ago · 0 km deep · 39 km away
- 2.49 km SSW of Coulee City, Washington · 13970 days ago · -1 km deep · 56 km away
- 1.66 km SSW of Chelan Falls, Washington · 13968 days ago · -1 km deep · 14 km away
- 1.811 km WNW of Entiat, Washington · 13967 days ago · -1 km deep · 35 km away
- 1.78 km NW of Entiat, Washington · 13966 days ago · 0 km deep · 30 km away
- 2.319 km E of Mansfield, Washington · 13964 days ago · 0 km deep · 42 km away
Before
- 3.38 km WSW of Entiat, Washington · 14020 days ago · 6 km deep · 37 km away
- 2.617 km NNW of Banks Lake South, Washington · 14023 days ago · -1 km deep · 44 km away
- 1.516 km NNW of Banks Lake South, Washington · 14023 days ago · 0 km deep · 45 km away
- 1.52 km SW of Entiat, Washington · 14025 days ago · -1 km deep · 31 km away
- 1.84 km WNW of Waterville, Washington · 14032 days ago · 3 km deep · 25 km away
- 1.55 km E of Chelan, Washington · 14032 days ago · 3 km deep · 1 km away
- 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 · 0 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10230693. Read Wed, Sep 23, 2026, 5:05 AM UTC.