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Great
M
7.6
55 km SW of Sitka, Alaska
Historical event · Sun, 30 Jul 1972 21:45:16 GMT
Peak Ground Motion
MMI 7.0
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Depth
20 km
Time (UTC)
21:45
Date
1972-07-30
Latitude
56.674°
Longitude
-135.918°
Source
USGS
View official report
M7.6 · 55 km SW of Sitka, Alaska · Was That A Quake?