2021-11-10 16:01:59 (M4.9) Tonga -19.6 -173.1 (1cbfb)

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M4.9 Earthquake - Tonga

Preliminary Report
Magnitude 4.9
Date-Time
  • 10 Nov 2021 16:01:59 UTC
  • 11 Nov 2021 05:01:59 near epicenter
  • 10 Nov 2021 08:01:59 standard time in your timezone
Location 19.584S 173.111W
Depth 10 km
Distances
  • 132.8 km (82.3 mi) ENE of Pangai, Tonga
  • 278.0 km (172.4 mi) NE of Nuku�alofa, Tonga
  • 634.2 km (393.2 mi) SSW of T?funa, American Samoa
  • 640.8 km (397.3 mi) SSW of Pago Pago, American Samoa
  • 652.4 km (404.5 mi) SSW of Apia, Samoa
Location Uncertainty Horizontal: 11.6 km; Vertical 1.9 km
Parameters Nph = 26; Dmin = 643.3 km; Rmss = 0.62 seconds; Gp = 104°
Version =
Event ID us 7000fszy

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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