M1.8 earthquake 4 km NE of Maplewood, Washington
A magnitude 1.8 earthquake struck 4 km NE of Maplewood, Washington on Tue, Oct 7, 1980, 8:15 AM PDT (15:15 UTC), 45 km (28 mi) below the surface.
A larger quake followed: M2.9 20 km WNW of Quilcene, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (md), micro
- Local time
- UTC
- 1980-10-07 15:15:08 UTC
- Depth
- 44.6 km (27.7 mi), shallow
- Epicenter
- 47.430° N, 122.516° 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 1.0 km horizontally, 2.2 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 55°
- Stations used
- 17
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 7 in the 30 days before it.
After
- 1.70 km N of Federal Way, Washington · 16779 days ago · 8 km deep · 19 km away
- 1.710 km WNW of Greenwater, Washington · 16772 days ago · -1 km deep · 61 km away
- 1.82 km ESE of Dash Point, Washington · 16763 days ago · 13 km deep · 16 km away
- 2.920 km WNW of Quilcene, Washington · 16757 days ago · 45 km deep · 67 km away
- 2.119 km NE of Ashford, Washington · 16741 days ago · 9 km deep · 75 km away
- 2.84 km SSW of Fall City, Washington · 16740 days ago · 7 km deep · 47 km away
- 1.619 km NNE of Ashford, Washington · 16735 days ago · 7 km deep · 75 km away
- 2.68 km WSW of Skokomish, Washington · 16733 days ago · 43 km deep · 58 km away
Before
- 2.82 km E of Cottage Lake, Washington · 16793 days ago · 8 km deep · 49 km away
- 1.620 km W of Quilcene, Washington · 16799 days ago · 42 km deep · 67 km away
- 1.75 km SSW of Lake McMurray, Washington · 16801 days ago · 0 km deep · 95 km away
- 1.74 km NW of North Sultan, Washington · 16802 days ago · 1 km deep · 74 km away
- 3.53 km NNW of North Sultan, Washington · 16802 days ago · 3 km deep · 74 km away
- 3.83 km NNW of North Sultan, Washington · 16804 days ago · 4 km deep · 74 km away
- 2.26 km S of Wilderness Rim, Washington · 16805 days ago · 17 km deep · 56 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10089193. Read Wed, Sep 23, 2026, 2:36 AM UTC.