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Keddara Dam

Dam (storage and irrigation), 0.1456 km3 total reservoir, regularising 142.39 million m3/year; 83 million m3 allocated to Algiers drinking water in 2011 in Algeria.

Operational

The record

Country
Algeria
Location
Boumerdès
Coordinates
36.651, 3.416
Technology
Dam (storage and irrigation)
Capacity
0.1456 km3 total reservoir, regularising 142.39 million m3/year; 83 million m3 allocated to Algiers drinking water in 2011
Capital cost
—
Stage
Operational
Owner or client
Agence Nationale des Barrages et Transferts
Contractor
—
Operator
Agence Nationale des Barrages et Transferts
Finance
—
Award or start year
1982
Commissioned
1986

Record last checked 2026-09-18.

History

Sources

2 references

Every field in the record above is taken from the references below. A field that none of them confirms prints as a dash.

  1. Universite Saad Dahlab de Blida, Envasement des barrages: Boukerdane, Keddara, Ghrib et Foum Elgharza (2013), reproducing Agence Nationale des Barrages et Transferts data. di.univ-blida.dz.
  2. MENA Water Review major projects register and PPP pipeline — compiled from procurer publications, development-bank project pages and trade reporting; each record names its source.

An embankment dam with an inclined central clay core, filters and transition zones and a compacted limestone rockfill shell on schist, 106 m at maximum height, 468 m crest, 12 m crest width, 426 m maximum base width, a labyrinth spillway rated 750 m3/s and a 55 m3/s bottom outlet, instrumented with nine accelerographs by the Centre National de Recherche Appliquee en Genie Parasismique; built from 1982 and impounded in 1986; total capacity 145.6 hm3 regularising 142.39 hm3; the reservoir is filled largely by pumping from the Beni Amrane intake and by diversion from the Hamiz dam as well as its own Bouzegza and Oued Boudouaou catchment; siltation is very low at about 0.05 hm3 a year against a mean inflow of 32.30 hm3. Coordinates from OpenStreetMap way 304009276, tagged waterway=dam and named Barrage de Keddara.