Canada earthquakes

M1.8 earthquake 21 km SE of Oak Bay, Canada

A magnitude 1.8 earthquake struck 21 km SE of Oak Bay, Canada on Sat, Jul 15, 1972, 8:49 PM PDT (03:49 UTC), 47 km (29 mi) below the surface.

A larger quake followed: M3.1 Puget Sound region, Washington. This one was a foreshock.

Oak Bay forecastMore in Canada

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.8 (md), micro
Local time
UTC
1972-07-16 03:49:19 UTC
Depth
47.2 km (29.3 mi), shallow
Epicenter
48.324° N, 123.084° 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 4.3 km horizontally, 2.8 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
278°, poorly surrounded by stations
Stations used
4

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 19 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.011 km WSW of Ault Field, Washington · 19798 days ago · 29 km deep · 20 km away
  2. 2.211 km SSW of Seabeck, Washington · 19797 days ago · 19 km deep · 88 km away
  3. 3.1Puget Sound region, Washington · 19797 days ago · 19 km deep · 88 km away
  4. 2.20 km E of Parkwood, Washington · 19790 days ago · 42 km deep · 95 km away
  5. 3.04 km SE of Kingston, Washington · 19787 days ago · 22 km deep · 78 km away
  6. 2.04 km SE of Kingston, Washington · 19787 days ago · 21 km deep · 77 km away
  7. 2.43 km W of Anacortes, Washington · 19786 days ago · 57 km deep · 38 km away
  8. 1.95 km N of Quilcene, Washington · 19784 days ago · 15 km deep · 53 km away
  9. 1.74 km SSW of Quilcene, Washington · 19782 days ago · 13 km deep · 62 km away
  10. 1.87 km SW of Coupeville, Washington · 19779 days ago · 26 km deep · 29 km away
  11. 2.01 km SSW of Woodway, Washington · 19770 days ago · 42 km deep · 79 km away
  12. 1.63 km NE of Cathcart, Washington · 19769 days ago · 23 km deep · 90 km away
  13. 1.90 km WNW of Lake Forest Park, Washington · 19757 days ago · 20 km deep · 86 km away
  14. 1.80 km WSW of Cottage Lake, Washington · 19751 days ago · 4 km deep · 99 km away
  15. 2.34 km E of Port Townsend, Washington · 19747 days ago · 52 km deep · 36 km away
  16. 2.26 km SSE of Seabeck, Washington · 19745 days ago · 23 km deep · 85 km away
  17. 1.80 km S of Hunts Point, Washington · 19742 days ago · -1 km deep · 99 km away
  18. 1.86 km WSW of Shoreline, Washington · 19740 days ago · 22 km deep · 82 km away
  19. 2.56 km S of Seabeck, Washington · 19740 days ago · 17 km deep · 85 km away

Before

  1. 2.51 km NE of Three Lakes, Washington · 19806 days ago · 14 km deep · 90 km away
  2. 2.115 km NNW of Anacortes, Washington · 19809 days ago · 18 km deep · 47 km away
  3. 2.76 km S of Blyn, Washington · 19814 days ago · 50 km deep · 40 km away
  4. 3.23 km NE of La Conner, Washington · 19816 days ago · 21 km deep · 47 km away
  5. 2.51 km NW of Fobes Hill, Washington · 19820 days ago · 22 km deep · 82 km away
  6. 3.41 km NNW of Fobes Hill, Washington · 19820 days ago · 20 km deep · 82 km away
  7. 1.64 km WSW of Keyport, Washington · 19824 days ago · 22 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10853408. Read Wed, Sep 30, 2026, 4:32 AM UTC.