M 5.4 earthquake: South Pacific Ocean (Tonga) — August 13, 1981

M 5.4 earthquake: South Pacific Ocean (Tonga) — August 13, 1981. Epicenter 287 km N of Neiafu, depth 191 km, 15:57 Local (1981-08-13 02:57 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (287 km N, Tonga) — -16.094, -174.37

EarthquakeLive.org