5.2 Mb - TONGA

Preliminary Earthquake Report
Magnitude 5.2 Mb
Date-Time
10 Aug 2011 19:39:19 UTC
11 Aug 2011 08:39:19 near epicenter
11 Aug 2011 05:39:19 standard time in your timezone
Location 16.152S 173.691W
Depth 71 km
Distances
280 km (174 miles) N (6 degrees) of Neiafu, Tonga
334 km (208 miles) SW (218 degrees) of APIA, Samoa
383 km (238 miles) SW (236 degrees) of PAGO PAGO, American Samoa
2570 km (1597 miles) W (270 degrees) of PAPEETE, Tahiti, French Polynesia
Location Uncertainty Horizontal: 18.9 km; Vertical 8.4 km
Parameters Nph = 45; Dmin = 322.8 km; Rmss = 1.89 seconds; Gp = 72°
M-type = Mb; Version = 7
Event ID US c0005btn


David Cottle

UBB Owner & Administrator