M1.5 earthquake 7 km N of Anacortes, Washington
A magnitude 1.5 earthquake struck 7 km N of Anacortes, Washington on Thu, Jul 29, 1976, 7:18 AM PDT (14:18 UTC), -1 km (0 mi) below the surface.
A larger quake followed: M2.7 4 km SSE of Birch Bay, 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
- 1976-07-29 14:18:20 UTC
- Depth
- -0.8 km (-0.5 mi), shallow
- Epicenter
- 48.581° N, 122.616° 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
- ±0.07
- Depth from
- Operator assigned
- Station coverage gap
- 122°
- 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: 8 in the 60 days after this one and 4 in the 30 days before it.
After
- 2.74 km SSE of Birch Bay, Washington · 18313 days ago · 17 km deep · 34 km away
- 1.52 km NW of Inglewood-Finn Hill, Washington · 18310 days ago · 25 km deep · 98 km away
- 1.73 km ENE of Camano, Washington · 18292 days ago · 22 km deep · 45 km away
- 2.116 km SSW of Concrete, Washington · 18292 days ago · 3 km deep · 60 km away
- 1.72 km NNW of Freeland, Washington · 18283 days ago · 24 km deep · 62 km away
- 4.76 km WSW of Coupeville, Washington · 18282 days ago · 22 km deep · 45 km away
- 2.15 km WSW of Coupeville, Washington · 18276 days ago · 26 km deep · 43 km away
- 2.09 km NNW of Carlsborg, Washington · 18259 days ago · 43 km deep · 63 km away
Before
- 1.64 km SE of Lake Roesiger, Washington · 18326 days ago · 10 km deep · 88 km away
- 1.50 km N of Edmonds, Washington · 18334 days ago · 21 km deep · 87 km away
- 1.61 km SSW of Mukilteo, Washington · 18336 days ago · 32 km deep · 76 km away
- 1.99 km SSW of Hamilton, Washington · 18343 days ago · 19 km deep · 46 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10841868. Read Tue, Sep 22, 2026, 8:39 PM UTC.