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01 September, 2021

2021-09-01 08:21:09 (M5.2) Tonga -18.7 -174.1 (70fa9)

M5.2 Earthquake - Tonga

Preliminary Report
Magnitude 5.2
Date-Time
  • 1 Sep 2021 08:21:09 UTC
  • 1 Sep 2021 21:21:09 near epicenter
  • 1 Sep 2021 13:51:09 standard time in your timezone
Location 18.730S 174.091W
Depth 74 km
Distances
  • 14.3 km (8.9 mi) SW of Neiafu, Tonga
  • 291.0 km (180.4 mi) NNE of Nuku�alofa, Tonga
  • 596.1 km (369.6 mi) SSW of Apia, Samoa
  • 604.9 km (375.0 mi) SW of T?funa, American Samoa
  • 611.1 km (378.9 mi) SW of Pago Pago, American Samoa
Location Uncertainty Horizontal: 8.3 km; Vertical 5.4 km
Parameters Nph = 79; Dmin = 651.0 km; Rmss = 1.39 seconds; Gp = 46°
Version =
Event ID us 7000f6l2

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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