M1.9 earthquake 7 km ENE of Coquitlam, Canada
A magnitude 1.9 earthquake struck 7 km ENE of Coquitlam, Canada on Fri, Aug 27, 2004, 4:24 PM PDT (23:24 UTC), 3 km (2 mi) below the surface.
A larger quake followed: M2.2 7 km SSE of Maple Falls, Washington. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (Md, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2004-08-27 23:24:00 UTC
- Depth
- 3.4 km (2.1 mi), shallow
- Epicenter
- 49.306° N, 122.683° W
- Region
- Canada
- 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, 0.4 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 329°, poorly surrounded by stations
- Stations used
- 5
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 13 in the 30 days before it.
After
- 1.717 km W of Richmond, Canada · 8061 days ago · 0 km deep · 53 km away
- 1.92 km SE of Sudden Valley, Washington · 8059 days ago · 20 km deep · 72 km away
- 2.27 km SSE of Maple Falls, Washington · 8058 days ago · -1 km deep · 67 km away
- 1.96 km ENE of Acme, Washington · 8049 days ago · 14 km deep · 76 km away
- 1.52 km ESE of Sudden Valley, Washington · 8035 days ago · 19 km deep · 71 km away
Before
- 1.7British Columbia, Canada · 8073 days ago · 1 km deep · 59 km away
- 1.5Washington · 8076 days ago · 7 km deep · 86 km away
- 2.03 km NE of Anacortes, Washington · 8076 days ago · 17 km deep · 86 km away
- 2.44 km NNE of Anacortes, Washington · 8076 days ago · 15 km deep · 85 km away
- 1.54 km NE of Anacortes, Washington · 8076 days ago · 16 km deep · 85 km away
- 1.73 km NNW of Sumas, Washington · 8080 days ago · 0 km deep · 43 km away
- 1.86 km W of Orcas, Washington · 8080 days ago · 13 km deep · 82 km away
- 1.5British Columbia, Canada · 8083 days ago · 24 km deep · 44 km away
- 1.51 km NE of Lyman, Washington · 8087 days ago · 1 km deep · 97 km away
- 1.614 km SSW of Chilliwack, Canada · 8089 days ago · -1 km deep · 55 km away
- 2.212 km NE of Fairwinds, Canada · 8093 days ago · 23 km deep · 97 km away
- 2.914 km NE of Fairwinds, Canada · 8096 days ago · 67 km deep · 93 km away
- 3.113 km NE of Fairwinds, Canada · 8096 days ago · 66 km deep · 94 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10616683. Read Sat, Oct 3, 2026, 6:25 AM UTC.