Mag. 4.4 earthquake - Tonga on Monday, 11 March 2002 at 19:54 (GMT)
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Light magnitude 4.4 earthquake at 33 km depth
Depth: 33.0 km
Epicenter latitude / longitude: 16.076°S / 174.055°W (Tonga)
Nearest volcano: Tafahi (44 km / 27 mi)
Nearby towns and cities:
31 km (19 mi) WSW of Hihifo (pop: 815) --> See nearby quakes!
286 km (178 mi) N of Neiafu (pop: 4,320) --> See nearby quakes!
323 km (200 mi) SSW of Asau (Samoa) (pop: 6,640) --> See nearby quakes!
350 km (218 mi) SW of Apia (Samoa) (pop: 40,400) --> See nearby quakes!
385 km (240 mi) SE of Mata-Utu (Hahake, Wallis & Futuna) (pop: 1,200) --> See nearby quakes!
407 km (253 mi) WSW of Tāfuna (Tualauta, American Samoa) (pop: 11,000) --> See nearby quakes!
412 km (256 mi) WSW of Pago Pago (Ma'Oputasi, American Samoa) (pop: 11,500) --> See nearby quakes!
417 km (259 mi) N of Pangai (pop: 1,740) --> See nearby quakes!
550 km (342 mi) NW of Alofi (Niue) (pop: 624) --> See nearby quakes!
576 km (358 mi) NNE of Nuku'alofa (pop: 22,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 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 4.4||33 km||Tonga||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.