2016-12-18 19:17:40 (M5.4) TONGA -19.9 -173.1 (70fa9)

M5.4 - TONGA

Preliminary Earthquake Report

Magnitude	5.4
Date-Time	18 Dec 2016 19:17:40 UTC 18 Dec 2016 07:17:40 near epicenter 19 Dec 2016 00:47:40 standard time in your timezone
Location	19.937S 173.103W
Depth	10 km
Distances	131 km (81 mi) E of Pangai, Tonga 255 km (158 mi) ENE of Nuku`alofa, Tonga 669 km (414 mi) SSW of Tafuna, American Samoa 676 km (419 mi) SSW of Pago Pago, American Samoa 690 km (427 mi) SSW of Apia, Samoa
Location Uncertainty	Horizontal: 5.2 km; Vertical 1.8 km
Parameters	Nph = 55; Dmin = 346.4 km; Rmss = 1.64 seconds; Gp = 74° Version =
Event ID	us 200082ei

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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