2025-03-20 21:00:09 (M5.5) Mid-Indian Ridge -16.5 66.6 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M5.5 Earthquake - Mid-Indian Ridge

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 20 Mar 2025 21:00:09 Time near the Epicenter (1): 21 Mar 2025 01:00:09 Time in your area (1): 20 Mar 2025 13:00:09
Location	16.456S 66.598E
Depth	10 km
Distances	490.8 km (304.3 mi) NE of Port Mathurin, Mauritius 1025.0 km (635.5 mi) ENE of Rivière du Rempart, Mauritius 1025.2 km (635.6 mi) ENE of Bel Air Rivière Sèche, Mauritius 1025.7 km (635.9 mi) ENE of Goodlands, Mauritius 1025.7 km (635.9 mi) ENE of Centre de Flacq, Mauritius
Location Uncertainty	Horizontal: 10.1 km; Vertical 1.9 km
Parameters	Nph = 77; Dmin = 499.6 km; Rmss = 0.75 seconds; Gp = 41° Version =
Event ID	us 7000plf7

(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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