Strong mag. 6.5 earthquake - Tonga (Samoa) on Monday, 22 March 1965 at 02:44 (GMT)

Strong mag. 6.5 earthquake  - Tonga (Samoa) on Monday, 22 March 1965 at 02:44 (GMT)

Strong magnitude 6.5 earthquake at 31 km depth

Date & time: 22 Mar 1965 02:44:49 UTC###AGESTRINGCOPY###
Magnitude: 6.5
Depth: 30.5 km
Epicenter latitude / longitude: 15.262°S / 173.254°W (Samoa)
Nearest volcano: West Mata (56 km / 35 mi)
Nearby towns and cities:
96 km (60 mi) NE of Hihifo (Tonga) (pop: 815)
196 km (122 mi) SSW of Vailoa (pop: 769)
205 km (127 mi) SSW of Asau (Vaisigano) (pop: 6,640)
206 km (128 mi) SW of Mulifanua (pop: 4,510)
221 km (138 mi) SSW of Safotu (Gaga'ifomauga) (pop: 1,210)
222 km (138 mi) SW of Afega (Malie, Tuamasaga) (pop: 1,900)
226 km (140 mi) SW of Apia (Tuamasaga) (pop: 40,400)
685 km (426 mi) NNE of Nuku‘alofa (Nuku'alofa, Tongatapu, Tonga) (pop: 22,400)
Primary data source: USGS
Estimated released energy: 3.5 x 1014 joules (98.6 gigawatt hours, equivalent to 84802 tons of TNT or 5.3 atomic bombs!) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
M 6.531 kmTonga (Samoa)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Aftershocks of the 6.5 quake Tonga (Samoa) 22 March 02:44 UTC

More info
Recorded aftershocks, latest first (1 quakes):

Earlier earthquakes in the same area

Strong mag. 6.5 earthquake - Tonga (Samoa) on Monday, 22 March 1965 at 02:44 (GMT)
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