Moderate mag. 5.5 earthquake - South Pacific Ocean, 380 km east of Suva, Central, Fiji, on Sunday, 19 August 2018 at 00:39 (GMT)
This quake was likely an aftershock of the 8.1 quake South Pacific Ocean, 115 km northeast of Tavunasici Island, Lau, Eastern, Fiji, 19 August 2018 00:19 GMT, which had occurred 20 minutes earlier.
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Moderate magnitude 5.5 earthquake at 587 km depth
19 Aug 00:53 UTC: First to report: GeoAu after 14 minutes.
Aug 20 03:51: Magnitude recalculated from 5.3 to 5.5.
Hypocenter depth recalculated from 572.6 to 587.0 km.
Aug 20 03:51: Magnitude recalculated from 5.3 to 5.5.
Hypocenter depth recalculated from 572.6 to 587.0 km.
Magnitude: 5.5
Depth: 587.0 km
Epicenter latitude / longitude: 17.876°S / 177.976°W
(South Pacific Ocean, Fiji)Nearest volcano: Taveuni (242 km / 150 mi)
Nearby towns and cities:
380 km (236 mi) E of Suva (pop: 77,400) --> See nearby quakes!
399 km (248 mi) S of Leava (Sigave, Wallis & Futuna) (pop: 480) --> See nearby quakes!
430 km (267 mi) W of Neiafu (Tonga) (pop: 4,320) --> See nearby quakes!
438 km (272 mi) WNW of Pangai (Tonga) (pop: 1,740) --> See nearby quakes!
465 km (289 mi) NW of Nuku'alofa (Tonga) (pop: 22,400) --> See nearby quakes!
465 km (289 mi) NW of Nuku‘alofa (Tonga) (pop: 22,400) --> See nearby quakes!
474 km (294 mi) NW of Kolonga (Tonga) (pop: 1,100) --> See nearby quakes!
493 km (307 mi) WSW of Hihifo (Tonga) (pop: 815) --> See nearby quakes!
498 km (310 mi) NW of ‘Ohonua (Ohonua, Tonga) (pop: 1,240) --> See nearby quakes!
126 km (78 mi) SE of Vanuabalavu Island --> See nearby quakes!
317 km (197 mi) SE of Chicobea Island --> See nearby quakes!
Primary data source: GeoAu (Geoscience Australia )
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.
| Magnitude | Depth | Location | Source |
| M 5.5 | 587 km | Fiji Islands Region | GeoAu |
User reports for this quake (2)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Pacific harbour (420.4 km W of epicenter) [Map] / Light shaking (MMI IV)
Downtown fiji / Light shaking (MMI IV) : Help
Earlier earthquakes in the same area
Moderate mag. 5.5 earthquake - South Pacific Ocean, 380 km east of Suva, Central, Fiji, on Sunday, 19 August 2018 at 00:39 (GMT)
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