M4.4 earthquake 190 km WSW of Adak, Alaska
A magnitude 4.4 earthquake struck 190 km WSW of Adak, Alaska on Sat, Jun 16, 1973, 6:17 AM GMT-10 (16:17 UTC), 51 km (32 mi) below the surface.
A larger quake followed: M4.6 104 km WSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 1973-06-16 16:17:18 UTC
- Depth
- 51.0 km (31.7 mi), shallow
- Epicenter
- 51.425° N, 179.295° W
- Region
- Alaska
- 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.
- Stations used
- 25
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 5 in the 30 days before it.
After
Before
- 5.4204 km WSW of Adak, Alaska · 19457 days ago · 50 km deep · 20 km away
- 5.8201 km WSW of Adak, Alaska · 19457 days ago · 48 km deep · 15 km away
- 4.1239 km WSW of Adak, Alaska · 19474 days ago · 46 km deep · 50 km away
- 4.9221 km WSW of Adak, Alaska · 19477 days ago · 56 km deep · 31 km away
- 5.8222 km WSW of Adak, Alaska · 19477 days ago · 39 km deep · 32 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000026n. Read Tue, Sep 22, 2026, 9:41 AM UTC.