M1.5 earthquake 20 km NE of North Saanich, Canada
A magnitude 1.5 earthquake struck 20 km NE of North Saanich, Canada on Wed, Sep 21, 2005, 2:59 AM PDT (09:59 UTC), 49 km (31 mi) below the surface.
A larger quake followed: M2.3 British Columbia, 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, duration), micro
- Magnitude from
- Pacific Northwest Seismic Network
- Local time
- UTC
- 2005-09-21 09:59:15 UTC
- Depth
- 49.2 km (30.6 mi), shallow
- Epicenter
- 48.780° N, 123.194° 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 2.6 km horizontally, 1.3 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- From location
- Station coverage gap
- 274°, poorly surrounded by stations
- Stations used
- 8
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 3 in the 30 days before it.
After
- 1.89 km E of Deming, Washington · 7669 days ago · 12 km deep · 81 km away
- 2.3British Columbia, Canada · 7654 days ago · 5 km deep · 94 km away
- 2.36 km S of Kendall, Washington · 7648 days ago · 0 km deep · 79 km away
- 1.56 km S of Kendall, Washington · 7646 days ago · 1 km deep · 79 km away
- 1.512 km S of Gibsons, Canada · 7644 days ago · 37 km deep · 61 km away
- 1.51 km SE of Hamilton, Washington · 7637 days ago · -1 km deep · 95 km away
- 2.124 km N of Mission, Canada · 7633 days ago · 6 km deep · 92 km away
- 1.65 km E of Lake McMurray, Washington · 7625 days ago · 3 km deep · 92 km away
Before
Earthquakes todayCanada earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10681663. Read Fri, Oct 2, 2026, 8:22 PM UTC.