Mag. 4.7 earthquake - - 153km SE of Hihifo, Tonga, on 2017-09-09 12:13:41 -12:00
Light magnitude 4.7 earthquake at 10 km depth
10 Sep 00:54 UTC: First to report: USGS after 40 minutes.
Local time at epicenter: 2017-09-09 12:13:41 -12:00
Depth: 10.0 km
Epicenter latitude / longitude: 16.7518°S / 172.5819°W (Tonga)
Nearest volcano: Tafahi (158 km / 98 mi)
Nearby towns and cities:
157 km (98 mi) SE of Hihifo (pop: 815)
258 km (160 mi) NE of Neiafu (pop: 4,320)
330 km (205 mi) S of Mulifanua (Samoa) (pop: 4,510)
335 km (208 mi) SW of Tāfuna (Tualauta, American Samoa) (pop: 11,000)
336 km (209 mi) SSW of Apia (Samoa) (pop: 40,400)
389 km (242 mi) NNE of Pangai (pop: 1,740)
560 km (348 mi) NNE of Nuku‘alofa (Nuku'alofa) (pop: 22,400)
859 km (534 mi) E of Labasa (Fiji) (pop: 27,900)
Primary data source: USGS
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 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 4.7||10 km||- 153km SE of Hihifo, Tonga||USGS|
|M 4.7||10 km||SAMOA ISLANDS REGION||EMSC|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.