M1.5 earthquake 1 km ENE of Ferndale, Washington
A magnitude 1.5 earthquake struck 1 km ENE of Ferndale, Washington on Thu, Jul 3, 1986, 9:32 PM PDT (04:32 UTC), 16 km (10 mi) below the surface.
A larger quake followed: M3.8 43 km NE of Coquitlam, Canada. 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
- 1986-07-04 04:32:54 UTC
- Depth
- 16.3 km (10.1 mi), shallow
- Epicenter
- 48.851° N, 122.567° 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 0.5 km horizontally, 1.3 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- From location
- Station coverage gap
- 87°
- Stations used
- 16
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.59 km ESE of Oak Harbor, Washington · 14693 days ago · 61 km deep · 65 km away
- 3.843 km NE of Coquitlam, Canada · 14690 days ago · 8 km deep · 85 km away
- 2.65 km S of Lynden, Washington · 14689 days ago · 20 km deep · 9 km away
- 1.517 km W of Coupeville, Washington · 14683 days ago · 42 km deep · 73 km away
- 1.82 km SE of Kendall, Washington · 14681 days ago · 14 km deep · 34 km away
- 2.0Washington-British Columbia border region · 14678 days ago · 15 km deep · 48 km away
- 1.81 km S of Hamilton, Washington · 14650 days ago · -1 km deep · 57 km away
Before
- 1.92 km ENE of Camano, Washington · 14698 days ago · 22 km deep · 74 km away
- 1.63 km SSE of Priest Point, Washington · 14704 days ago · 18 km deep · 97 km away
- 1.55 km N of Friday Harbor, Washington · 14716 days ago · 49 km deep · 45 km away
- 2.55 km W of Edison, Washington · 14722 days ago · 7 km deep · 32 km away
Earthquakes todayWashington earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10209673. Read Mon, Sep 28, 2026, 9:11 PM UTC.