M 4.7 earthquake in Chile (Calama) — May 4, 1990

M 4.7 earthquake in Chile (Calama) — May 4, 1990. Epicenter 64 km S of Calama, depth 104 km, 19:44 Local (1990-05-04 23:44 UTC). Shaking felt by ~217K people. Readings from every reporting agency, affected towns, aftershock sequence.

64 km S of Calama (Chile) — -23.016, -68.798