Mag. 4.9 earthquake - - 15km NE of Hihifo, Tonga, on 2018-12-02 01:53:56 -12:00
Light magnitude 4.9 earthquake at 51 km depth
2 Dec 14:56 UTC: First to report: USGS after 1 hour and 2 minutes.
Local time at epicenter: 2018-12-02 01:53:56 -12:00
Depth: 50.5 km
Epicenter latitude / longitude: 15.8498°S / 173.6462°W (Tonga)
Nearest volcano: Tafahi (8 km / 5 mi)
Nearby towns and cities:
20 km (12 mi) NE of Hihifo (pop: 815)
281 km (175 mi) SSW of Asau (Samoa) (pop: 6,640)
283 km (176 mi) SW of Mulifanua (Samoa) (pop: 4,510)
302 km (188 mi) SW of Apia (Samoa) (pop: 40,400)
314 km (195 mi) N of Neiafu (pop: 4,320)
357 km (222 mi) WSW of Tāfuna (Tualauta, American Samoa) (pop: 11,000)
611 km (380 mi) NNE of Nuku‘alofa (Nuku'alofa) (pop: 22,400)
750 km (466 mi) E of Labasa (Fiji) (pop: 27,900)
Primary data source: USGS
Estimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 tons of TNT) [learn more]
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 4.9||51 km||- 15km NE of Hihifo, Tonga||USGS|
|M 4.9||50 km||TONGA||EMSC|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.