UTC time | 1954-09-09 01:04:43 |
---|---|
ISC event | 891046 |
USGS-ANSS | ComCat |
Local date | September 9, 1954 |
Local time | 02:04:43 |
Magnitude | 6.7 Mw[1] |
Depth | 15 km (9.3 mi)[1] |
Epicenter | 36°16′N 1°35′E / 36.27°N 1.59°E[1] |
Type | Dip-slip[2] |
Areas affected | Chlef Province French Algeria |
Total damage | $6 million [3] |
Max. intensity | MMI XI (Extreme) [3] |
Tsunami | 0.33 m (1 ft 1 in) [4] |
Casualties | 1,243–1,409 dead [4] 5,000 injured[4] |
The 1954 Chlef earthquake struck Chlef Province in French Algeria on September 9 at 02:04:43 local time. The shock measured 6.7 on the moment magnitude scale and had a maximum Mercalli intensity of XI (Extreme). It destroyed Chlef, then named Orléansville, leaving over 1,243 people dead and 5,000 injured. Damage was estimated at $6 million. It was followed by multiple aftershocks. Algeria faces annual earthquakes and has undergone several changes to its earthquake building codes since its first earthquake engineering regulations from 1717.
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