M4.0 earthquake 94 km WNW of Yakutat, Alaska
A magnitude 4.0 earthquake struck 94 km WNW of Yakutat, Alaska on Fri, Jul 8, 1983, 11:57 PM GMT-8 (07:57 UTC), 15 km (9 mi) below the surface.
A larger quake followed: M5.1 105 km NW of Yakutat, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (ML, local (Richter)), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1983-07-09 07:57:41 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 59.993° N, 141.154° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.1105 km NW of Yakutat, Alaska · 15786 days ago · 12 km deep · 37 km away
- 3.691 km NW of Yakutat, Alaska · 15786 days ago · 12 km deep · 11 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001wp3. Read Sat, Oct 3, 2026, 3:11 AM UTC.