2022-07-22 16:01:37 (M4.8) Tonga -17.4 -173.6 (1cbfb)

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M4.8 Earthquake - Tonga

Preliminary Report
Magnitude 4.8
Date-Time
  • 22 Jul 2022 16:01:38 UTC
  • 1 Jan 1970 00:00:00 near epicenter
  • 22 Jul 2022 08:01:38 standard time in your timezone
Location 17.396S 173.571W
Depth 10 km
Distances
  • 145.6 km (90.3 mi) NNE of Neiafu, Tonga
  • 439.1 km (272.3 mi) SSW of Apia, Samoa
  • 448.4 km (278.0 mi) NNE of Nuku�alofa, Tonga
  • 455.9 km (282.7 mi) SW of T?funa, American Samoa
  • 462.0 km (286.4 mi) SW of Pago Pago, American Samoa
Location Uncertainty Horizontal: 10.2 km; Vertical 1.9 km
Parameters Nph = 28; Dmin = 430.5 km; Rmss = 1.08 seconds; Gp = 126°
Version =
Event ID us 7000hsre

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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