M 4.8 earthquake: North Atlantic Ocean (Ecuador) — March 7, 1977

M 4.8 earthquake: North Atlantic Ocean (Ecuador) — March 7, 1977. Epicenter 269 km N of Santa Cruz, depth 33 km, 01:21 Local (1977-03-07 06:21 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (269 km N, Ecuador) — 1.875, -90.602

EarthquakeLive.org