Imboulou Dam

Imboulou Dam
Rendition of the dam
Location of Imboulou Dam in Republic of the Congo
Official nameImboulou Dam
LocationBetween Plateaux Department and Djoué-Léfini Department
Coordinates2°56′07″S 16°02′13″E / 2.93528°S 16.03694°E / -2.93528; 16.03694
Construction began2005
Opening date2011
Construction cost170 billion FCFA (340 M$)
Dam and spillways
Type of damGravity, roller-compacted concrete/Earthen embankment
ImpoundsLéfini River
Height32.5 m (107 ft)
LengthGravity dam: 310 m (1,020 ft)
Earthen dam: 270 m (886 ft)
Total:580 m (1,903 ft)
Spillway capacity1,200 m3/s (42,000 cu ft/s)[1]
Reservoir
Total capacity584,000,000 m3 (473,000 acre⋅ft)[2]
Power Station
Turbines4 x 30 MW (40,000 hp) Kaplan turbines
Installed capacity120 MW (160,000 hp)
Annual generation876×10^6 kWh (3.15×109 MJ)

The Imboulou Dam is a dam on the Léfini River, on the border between Djoué-Léfini Department and Plateaux Department in the Republic of the Congo, about 300 kilometers north of Brazzaville. It was inaugurated by President Denis Sassou-Nguesso on the 7 May 2011.[3]

References

  1. ^ "Diversion works". International Water Power & Dam Construction. 16 December 2008. Retrieved 14 June 2011.
  2. ^ "Construction supervision Imboulou hydropower plant / Republic of the Congo". Fichtner. Archived from the original on 23 March 2012. Retrieved 14 June 2011.
  3. ^ (in French) « Énergie électrique : le barrage d'Imboulou entre en production », Les Dépêches de Brazzaville, 05-09-2011.