Mag. 4.5 earthquake - South Pacific Ocean, 191 km east of Neiafu, Vava‘u, Tonga, on 2019-10-21 15:58:27 -11:00 -
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Light magnitude 4.5 earthquake at 10 km depth
22 Oct 04:44 UTC: First to report: USGS after 1 hour and 46 minutes.
Local time at epicenter: 2019-10-21 15:58:27 -11:00
Depth: 10.0 km
Epicenter latitude / longitude: 18.9836°S / 172.2048°W (South Pacific Ocean, Tonga)
Nearest volcano: Unnamed 18.325°S/174.365°W (239 km / 149 mi)
Nearby towns and cities:
394 km (245 mi) NE of Nuku'alofa (pop: 22,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 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 4.5||10 km||191km ESE of Neiafu, Tonga||USGS|
|M 4.5||10 km||Tonga Region||EMSC|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.