2025-12-15 19:48:31 (M5.0) Southwest Indian Ridge -28.3 62.8 (70fa9)

M5.0 Earthquake - Southwest Indian Ridge

Preliminary Report

Magnitude	5.0
Date-Time	Universal Time (UTC): 15 Dec 2025 19:48:31 Time near the Epicenter (1): 15 Dec 2025 23:48:31 Time in your area (1): 16 Dec 2025 01:18:31
Location	28.305S 62.794E
Depth	10 km
Distances	955.8 km (592.6 mi) S of Baie aux Huîtres, Mauritius 957.0 km (593.4 mi) S of Port Mathurin, Mauritius 1015.2 km (629.4 mi) SSE of Plaine Magnien, Mauritius 1015.7 km (629.7 mi) SSE of Mahébourg, Mauritius 1016.2 km (630.0 mi) SSE of Surinam, Mauritius
Location Uncertainty	Horizontal: 8.9 km; Vertical 1.9 km
Parameters	Nph = 51; Dmin = 948.2 km; Rmss = 1.01 seconds; Gp = 52° Version =
Event ID	us 6000rv2c

(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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