M3.2 earthquake 39 km NNE of Chase, Alaska
A magnitude 3.2 earthquake struck 39 km NNE of Chase, Alaska on Sun, Apr 6, 1975, 10:33 AM GMT-9 (19:33 UTC), 31 km (19 mi) below the surface.
A larger quake followed: M4.0 42 km W of Cantwell, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.2 (ml), minor
- Local time
- UTC
- 1975-04-06 19:33:23 UTC
- Depth
- 31.0 km (19.3 mi), shallow
- Epicenter
- 62.755° N, 149.724° 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
- 13
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 5 in the 30 days before it.
After
- 4.042 km W of Cantwell, Alaska · 18790 days ago · 114 km deep · 72 km away
- 3.753 km NNW of Petersville, Alaska · 18782 days ago · 119 km deep · 81 km away
- 3.447 km N of Chase, Alaska · 18757 days ago · 107 km deep · 17 km away
- 5.470 km WSW of Cantwell, Alaska · 18755 days ago · 106 km deep · 54 km away
- 4.264 km N of Chase, Alaska · 18753 days ago · 125 km deep · 33 km away
- 3.537 km NNE of Chase, Alaska · 18744 days ago · 61 km deep · 3 km away
- 3.17 km WNW of Trapper Creek, Alaska · 18742 days ago · 33 km deep · 57 km away
Before
- 3.388 km WNW of Lake Louise, Alaska · 18802 days ago · 77 km deep · 84 km away
- 3.563 km SE of Denali National Park, Alaska · 18810 days ago · 143 km deep · 70 km away
- 3.864 km SE of Denali National Park, Alaska · 18814 days ago · 128 km deep · 69 km away
- 3.822 km NNE of Petersville, Alaska · 18815 days ago · 122 km deep · 47 km away
- 3.923 km NW of Willow, Alaska · 18822 days ago · 10 km deep · 98 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000ags. Read Tue, Sep 22, 2026, 11:35 AM UTC.