From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: Tonga Geographic coordinates: 15 286S, 173 344W Magnitude: 5 5 Depth: 10 km Universal Time (UTC): 18 Aug 2025 07:48:43 Time near the Epicenter (1): 18 Aug 2025 20:48:43 Time in your area (1): 18 Aug 2025 17:48:43

Location with respect to nearby cities: 88 5 km (54 8 mi) NNE of Hihifo, Tonga 233 9 km (145 0 mi) SW of Apia, Samoa 305 5 km (189 4 mi) WSW of Pago Pago, American Samoa 676 7 km (419 6 mi) NNE of Nuku‘alofa, Tonga 791 2 km (490 5 mi) E of Labasa, Fiji

ADDITIONAL PARAMETERS

event ID : us 6000r1uh

This event has been reviewed by a seismologist

(1) Nominal Standard Time; local and daylight savings time zone may differ For subsequent updates, maps, and technical information, see: https://earthquake usgs gov/earthquakes/eventpage/us6000r1uh?utm_medium=email&utm_source=ENS&utm_campaign=realtime or https://earthquake usgs gov/

National Earthquake Information Center U S Geological Survey

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