Mag. 4.1 earthquake - Tonga on Monday, 8 October 2001 at 02:41 (GMT)
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Light magnitude 4.1 earthquake at 70 km depth
Depth: 69.8 km
Epicenter latitude / longitude: 16.717°S / 174.031°W (Tonga)
Nearest volcano: Tafahi (102 km / 63 mi)
Nearby towns and cities:
88 km (55 mi) SSW of Hihifo (pop: 815) --> See nearby quakes!
215 km (134 mi) N of Neiafu (pop: 4,320) --> See nearby quakes!
346 km (215 mi) N of Pangai (pop: 1,740) --> See nearby quakes!
386 km (240 mi) SSW of Asau (Samoa) (pop: 6,640) --> See nearby quakes!
402 km (250 mi) SW of Apia (Samoa) (pop: 40,400) --> See nearby quakes!
443 km (275 mi) SW of Tāfuna (Tualauta, American Samoa) (pop: 11,000) --> See nearby quakes!
446 km (277 mi) SSE of Mata-Utu (Hahake, Wallis & Futuna) (pop: 1,200) --> See nearby quakes!
448 km (278 mi) SW of Pago Pago (Ma'Oputasi, American Samoa) (pop: 11,500) --> See nearby quakes!
507 km (315 mi) NNE of Nuku'alofa (pop: 22,400) --> See nearby quakes!
507 km (315 mi) WNW of Alofi (Niue) (pop: 624) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) More info
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 4.1||70 km||Tonga||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.