M 4.9 earthquake: North Atlantic Ocean (Brazil) — March 15, 2026

M 4.9 earthquake: North Atlantic Ocean (Brazil) — March 15, 2026. Epicenter 1278 km NE of Viseu, depth 10 km, 19:39 Local (2026-03-15 22:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1278 km NE, Brazil) — 8.9863, -40.7977

EarthquakeLive.org