M1.7 earthquake 8 km E of Yacolt, Washington
A magnitude 1.7 earthquake struck 8 km E of Yacolt, Washington on Tue, Jun 7, 1988, 3:49 AM PDT (10:49 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M2.0 38 km NNE of Amboy, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.7 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 1988-06-07 10:49:34 UTC
- Depth
- 5.4 km (3.3 mi), shallow
- Epicenter
- 45.852° N, 122.300° 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 0.1 km horizontally, 0.1 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 145°
- Stations used
- 20
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 7 in the 30 days before it.
After
- 1.812 km SW of Packwood, Washington · 13976 days ago · 5 km deep · 85 km away
- 1.8Washington-Oregon border region · 13965 days ago · 8 km deep · 13 km away
- 2.038 km NNE of Amboy, Washington · 13963 days ago · -1 km deep · 40 km away
- 1.613 km ESE of Yacolt, Washington · 13958 days ago · 11 km deep · 5 km away
- 1.713 km NW of Morton, Washington · 13958 days ago · 21 km deep · 88 km away
- 1.737 km NNE of Amboy, Washington · 13952 days ago · 3 km deep · 40 km away
Before
- 1.93 km W of Ryderwood, Washington · 14001 days ago · 52 km deep · 84 km away
- 1.610 km SSE of Mossyrock, Washington · 14012 days ago · 17 km deep · 66 km away
- 1.733 km SE of Morton, Washington · 14013 days ago · -1 km deep · 57 km away
- 1.58 km WNW of North Portland, Oregon · 14014 days ago · 17 km deep · 44 km away
- 1.537 km NNE of Amboy, Washington · 14014 days ago · -2 km deep · 39 km away
- 2.58 km NNE of Government Camp, Oregon · 14019 days ago · 5 km deep · 70 km away
- 1.541 km SSE of Morton, Washington · 14025 days ago · 0 km deep · 49 km away
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10232218. Read Fri, Oct 2, 2026, 1:39 PM UTC.