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M7.7 · 133 km NE of Hihifo, Tonga · Was That A Quake?
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Great
M
7.7
133 km NE of Hihifo, Tonga
Historical event · Tue, 01 Sep 1981 09:29:31 GMT
Peak Ground Motion
MMI 5.1
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Depth
25 km
Time (UTC)
09:29
Date
1981-09-01
Latitude
-14.960°
Longitude
-173.085°
Source
USGS
View official report