M 4.9 earthquake near Constantine, Algeria — 1983-12-20

Magnitude 4.9 earthquake near 25 km NE of Constantine (Algeria), depth 10 km, 21:39 Local (1983-12-20 20:39 UTC). Shaking felt by ~2.1M people. Readings from every reporting agency, affected towns, aftershock sequence.

25 km NE of Constantine (Algeria) — 36.558, 6.741