Mag. 4.7 earthquake - Tonga on Sunday, 23 December 2001 at 15:42 (GMT)

Mag. 4.7 earthquake - Tonga on Sunday, 23 December 2001 at 15:42 (GMT)

Light magnitude 4.7 earthquake at 33 km depth

Date & time: 23 Dec 2001 15:42:58 UTC
Magnitude: 4.7
Depth: 33.0 km
Epicenter latitude / longitude: 15.832°S / 173.92°W (Tonga)
Nearest volcano: Tafahi (21 km / 13 mi)
Nearby towns and cities:
19 km (12 mi) NW of Hihifo (pop: 815) --> See nearby quakes!
292 km (181 mi) SSW of Asau (Samoa) (pop: 6,640) --> See nearby quakes!
301 km (187 mi) SW of Mulifanua (Samoa) (pop: 4,510) --> See nearby quakes!
309 km (192 mi) SW of Fasito‘outa (Samoa) (pop: 2,100) --> See nearby quakes!
311 km (193 mi) SSW of Safotu (Samoa) (pop: 1,210) --> See nearby quakes!
314 km (195 mi) N of Neiafu (pop: 4,320) --> See nearby quakes!
321 km (199 mi) SW of Apia (Samoa) (pop: 40,400) --> See nearby quakes!
382 km (237 mi) WSW of Tāfuna (Tualauta, American Samoa) (pop: 11,000) --> See nearby quakes!
386 km (240 mi) WSW of Pago Pago (Ma'Oputasi, American Samoa) (pop: 11,500) --> See nearby quakes!
606 km (376 mi) NNE of Nuku'alofa (pop: 22,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) 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.
MagnitudeDepthLocationSource
M 4.733 kmTongaUSGS
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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Earlier earthquakes in the same area

Mag. 4.7 earthquake - Tonga on Sunday, 23 December 2001 at 15:42 (GMT)
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