M1.5 earthquake 15 km E of North Saanich, Canada
A magnitude 1.5 earthquake struck 15 km E of North Saanich, Canada on Tue, Sep 8, 1987, 4:43 PM PDT (23:43 UTC), 50 km (31 mi) below the surface.
A larger quake followed: M3.0 4 km WSW of Langley, 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
- 1987-09-08 23:43:55 UTC
- Depth
- 49.6 km (30.8 mi), shallow
- Epicenter
- 48.674° N, 123.212° 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 1.6 km horizontally, 0.9 km in depth
- Magnitude uncertainty
- ±0.09
- Depth from
- From location
- Station coverage gap
- 232°, poorly surrounded by stations
- Stations used
- 11
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
- 3.04 km WSW of Langley, Canada · 14251 days ago · 1 km deep · 59 km away
- 2.34 km WSW of Langley, Canada · 14249 days ago · 4 km deep · 59 km away
- 2.82 km N of Port Townsend, Washington · 14248 days ago · 21 km deep · 68 km away
- 2.85 km NE of Blyn, Washington · 14248 days ago · 55 km deep · 71 km away
- 1.918 km SE of Oak Bay, Canada · 14221 days ago · 23 km deep · 39 km away
- 1.713 km WNW of Chilliwack, Canada · 14208 days ago · -1 km deep · 98 km away
- 1.99 km NNW of Ault Field, Washington · 14207 days ago · 52 km deep · 46 km away
Before
- 2.02 km WSW of Birch Bay, Washington · 14270 days ago · 15 km deep · 42 km away
- 1.65 km NNW of Orcas, Washington · 14277 days ago · 18 km deep · 18 km away
- 1.72 km SSW of Birch Bay, Washington · 14277 days ago · 13 km deep · 42 km away
- 1.715 km ESE of Oak Bay, Canada · 14278 days ago · 5 km deep · 32 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10222513. Read Tue, Sep 22, 2026, 9:17 PM UTC.