6.6 Mw - NORTHERN SUMATRA, INDONESIA

Preliminary Earthquake Report
Magnitude 6.6 Mw
Date-Time
  • 5 Sep 2011 17:55:13 UTC
  • 6 Sep 2011 00:55:13 near epicenter
  • 5 Sep 2011 09:55:13 standard time in your timezone
Location 2.973N 97.997E
Depth 110 km
Distances
  • 99 km (62 miles) SW (227 degrees) of Medan, Sumatra, Indonesia
  • 167 km (104 miles) NNW (328 degrees) of Sibolga, Sumatra, Indonesia
  • 375 km (233 miles) SW (224 degrees) of Pinang, Malaysia
  • 412 km (256 miles) W (268 degrees) of KUALA LUMPUR, Malaysia
Location Uncertainty Horizontal: 13.6 km; Vertical 8.3 km
Parameters Nph = 249; Dmin = 108.0 km; Rmss = 1.11 seconds; Gp = 21°
M-type = Mw; Version = 6
Event ID US c0005pdr

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