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M6.8 · 68 km SSW of Unalaska, Alaska · Was That A Quake?
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Major
M
6.8
68 km SSW of Unalaska, Alaska
Historical event · Fri, 29 Mar 1957 05:10:33 GMT
Peak Ground Motion
MMI 6.4
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Depth
25 km
Time (UTC)
05:10
Date
1957-03-29
Latitude
53.312°
Longitude
-166.949°
Source
USGS
View official report