M4.5 earthquake 208 km SW of Port McNeill, Canada
A magnitude 4.5 earthquake struck 208 km SW of Port McNeill, Canada on Mon, May 15, 1978, 3:24 PM PDT (22:24 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M6.1 227 km SW of Port McNeill, Canada. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb), light
- Local time
- UTC
- 1978-05-15 22:24:28 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 49.260° N, 129.126° 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.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 31
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayCanada earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000ujf. Read Tue, Sep 22, 2026, 9:39 PM UTC.