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21 March, 2019

2019-03-20 19:03:01 UPDATED: (M5.4) Tonga region -17.7 -172.5 (70fa9)

M5.4 Earthquake - Tonga region

Preliminary Report
Magnitude 5.4
Date-Time
  • 20 Mar 2019 19:03:02 UTC
  • 20 Mar 2019 08:03:02 near epicenter
  • 21 Mar 2019 00:33:02 standard time in your timezone
Location 17.678S 172.477W
Depth 10 km
Distances
  • 192.4 km (119.3 mi) NE of Neiafu, Tonga
  • 414.8 km (257.2 mi) SSW of T?funa, American Samoa
  • 421.4 km (261.3 mi) SSW of Pago Pago, American Samoa
  • 432.1 km (267.9 mi) S of Apia, Samoa
  • 478.3 km (296.5 mi) NE of Nuku�alofa, Tonga
Location Uncertainty Horizontal: 8.0 km; Vertical 1.8 km
Parameters Nph = 64; Dmin = 310.5 km; Rmss = 1.41 seconds; Gp = 62°
Version =
Event ID us 1000jjfp ***This event has been revised.

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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