From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: central Mid-Atlantic Ridge Geographic coordinates: 9 271N, 40 729W Magnitude: 5 1 Depth: 10 km Universal Time (UTC): 2 Dec 2025 07:34:31 Time near the Epicenter (1): 2 Dec 2025 04:34:31 Time in your area (1): 2 Dec 2025 17:34:31

Location with respect to nearby cities: 1299 0 km (805 4 mi) NNE of Carutapera, Brazil 1303 8 km (808 4 mi) NNE of Viseu, Brazil 1310 5 km (812 5 mi) NNE of Cururupu, Brazil 1313 2 km (814 2 mi) NNE of Augusto Corrêa, Brazil 1363 9 km (845 6 mi) NNE of São Luís, Brazil

ADDITIONAL PARAMETERS

event ID : us 7000rf12

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/us7000rf12?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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