2025-05-22 07:50:38 (M4.7) South Indian Ocean -37.4 51.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.7 Earthquake - South Indian Ocean

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 22 May 2025 07:50:39 Time near the Epicenter (1): 22 May 2025 10:50:39 Time in your area (1): 21 May 2025 23:50:39
Location	37.402S 51.513E
Depth	10 km
Distances	1437.3 km (891.1 mi) SSE of Tôlanaro, Madagascar 1449.7 km (898.8 mi) SSE of Ambovombe, Madagascar 1455.2 km (902.2 mi) SSE of Amboasary, Madagascar 1458.5 km (904.2 mi) SSE of Tsiombe, Madagascar 1478.3 km (916.6 mi) SSE of Tranovaho, Madagascar
Location Uncertainty	Horizontal: 11.8 km; Vertical 1.9 km
Parameters	Nph = 39; Dmin = 1003.5 km; Rmss = 0.68 seconds; Gp = 90° Version =
Event ID	us 7000q0r8

(1) Nominal Standard Time; local and daylight savings time zone may differ.
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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