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22 April, 2018

2018-04-22 16:59:16 (M5.2) TONGA -15.4 -174.6 (70fa9)

M5.2 - TONGA

Preliminary Earthquake Report
Magnitude 5.2
Date-Time
  • 22 Apr 2018 16:59:17 UTC
  • 23 Apr 2018 05:59:17 near epicenter
  • 22 Apr 2018 22:29:17 standard time in your timezone
Location 15.423S 174.559W
Depth 10 km
Distances
  • 352 km (219 miles) WSW (239 degrees) of APIA, Samoa
  • 364 km (226 miles) N (350 degrees) of Neiafu, Tonga
  • 434 km (270 miles) WSW (252 degrees) of PAGO PAGO, American Samoa
  • 2673 km (1661 miles) W (271 degrees) of PAPEETE, Tahiti, French Polynesia
Location Uncertainty Horizontal: 12.2 km; Vertical 4.5 km
Parameters Nph = 63; Dmin = 828.4 km; Rmss = 0.90 seconds; Gp = 70°
Version =
Event ID us 1000dqc2

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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