2021-05-27 18:32:00 (M4.8) Tonga -17.4 -174.5 (1cbfb)

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M4.8 Earthquake - Tonga

Preliminary Report
Magnitude 4.8
Date-Time
  • 27 May 2021 18:32:01 UTC
  • 28 May 2021 07:32:01 near epicenter
  • 27 May 2021 10:32:01 standard time in your timezone
Location 17.432S 174.465W
Depth 109 km
Distances
  • 144.2 km (89.4 mi) NNW of Neiafu, Tonga
  • 417.6 km (258.9 mi) N of Nuku�alofa, Tonga
  • 492.2 km (305.2 mi) SW of Apia, Samoa
  • 527.4 km (327.0 mi) SW of T?funa, American Samoa
  • 533.1 km (330.5 mi) SW of Pago Pago, American Samoa
Location Uncertainty Horizontal: 10.2 km; Vertical 7.4 km
Parameters Nph = 33; Dmin = 483.9 km; Rmss = 1.20 seconds; Gp = 56°
Version =
Event ID us 6000ef8x

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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