M2.7 earthquake 8 km NW of Friday Harbor, Washington
A magnitude 2.7 earthquake struck 8 km NW of Friday Harbor, Washington on Tue, Nov 13, 1973, 5:32 PM PST (01:32 UTC), 7 km (4 mi) below the surface.
A larger quake followed: M2.8 3 km SW of Marrowstone, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.7 (md), micro
- Local time
- UTC
- 1973-11-14 01:32:53 UTC
- Depth
- 6.6 km (4.1 mi), shallow
- Epicenter
- 48.594° N, 123.084° 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 3.4 km horizontally, 11.3 km in depth
- Magnitude uncertainty
- ±0.17
- Depth from
- Operator assigned
- Station coverage gap
- 201°, poorly surrounded by stations
- Stations used
- 7
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 3 in the 30 days before it.
After
- 1.610 km NNW of Anacortes, Washington · 19306 days ago · 13 km deep · 32 km away
- 2.410 km ESE of Deming, Washington · 19299 days ago · 3 km deep · 78 km away
- 2.47 km SE of Quilcene, Washington · 19280 days ago · 20 km deep · 94 km away
- 1.93 km SSW of Clinton, Washington · 19275 days ago · 23 km deep · 89 km away
- 2.83 km SW of Marrowstone, Washington · 19260 days ago · 45 km deep · 69 km away
- 3.16 km SSE of Quilcene, Washington · 19252 days ago · 48 km deep · 94 km away
Before
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10857748. Read Tue, Sep 22, 2026, 7:51 PM UTC.