Strong mag. 5.5 earthquake - South Pacific Ocean, 159 km southwest of Nuku\'alofa, Tongatapu, on Thursday, 15 February 2018 at 09:31 (GMT)
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Strong magnitude 5.5 earthquake at 10 km depth
Date & time: 15 Feb 2018 09:31:16 UTC
Depth: 10.0 km
Epicenter latitude / longitude: 22.24°S / 176.18°W (South Pacific Ocean, Tonga)
Nearest volcano: Unnamed 21.38°S/175.65°W (110 km / 68 mi)
Nearby towns and cities:
157 km (97 mi) SW of Haveluloto (pop: 3,420) --> See nearby quakes!
159 km (99 mi) SW of Nuku'alofa (pop: 22,400) --> See nearby quakes!
159 km (99 mi) SW of Nuku‘alofa (pop: 22,400) --> See nearby quakes!
162 km (101 mi) SW of ‘Ohonua (Ohonua) (pop: 1,240) --> See nearby quakes!
168 km (105 mi) SW of Kolonga (pop: 1,100) --> See nearby quakes!
330 km (205 mi) SW of Pangai (pop: 1,740) --> See nearby quakes!
460 km (286 mi) SSW of Neiafu (pop: 4,320) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) 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 5.5||10 km||South of Fiji Islands||GFZ|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.