2017-12-19 22:52:51 (M5.3) Tonga -20.5 -173.9 (70fa9)

M5.3 - Tonga

Preliminary Earthquake Report

Magnitude	5.3
Date-Time	19 Dec 2017 22:52:52 UTC 19 Dec 2017 22:52:52 near epicenter 20 Dec 2017 04:22:52 standard time in your timezone
Location	20.503S 173.933W
Depth	10 km
Distances	88.0 km (54.6 mi) SSE of Pangai, Tonga 149.7 km (92.8 mi) ENE of Nuku'alofa, Tonga 763.1 km (473.1 mi) SSW of Tāfuna, American Samoa 769.6 km (477.2 mi) SSW of Pago Pago, American Samoa 773.2 km (479.4 mi) SSW of Apia, Samoa
Location Uncertainty	Horizontal: 10.2 km; Vertical 1.8 km
Parameters	Nph = 74; Dmin = 764.2 km; Rmss = 1.72 seconds; Gp = 76° Version =
Event ID	us 1000bte7

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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