Najran Valley Dam
The Najran Valley Dam (Arabic: سدّ وَادِي نَجْرَان, romanized: Sadd Wādī Najrān / Sudd Wādī Najrān) is an arch dam on Wadi Najran about 15 km (9.3 mi) southwest of Najran, in the Najran Province of southwest Saudi Arabia. It has several purpose to include water supply, flood control and groundwater recharge. Its collects run-off and sediment in the wadi and helps release it downstream slowly throughout the year. The dam was completed in 1981, and inaugurated by the Crown Prince of Saudi Arabia Nayef bin Abdulaziz Al Saud in 1982. It is owned by the Ministry of Water and Electricity.[1][2]
| Najran Valley Dam | |
|---|---|
 Empty reservoir behind the dam, located in the Najran Mountains | |
  Location in Saudi Arabia  Najran Valley Dam (Middle East)  Najran Valley Dam (Asia) | |
| Official name | سدّ وَادِي نَجْرَان |
| Country | Saudi Arabia |
| Location | Wadi Najran, Najran Province |
| Coordinates | 17°24′29.12″N 44°00′50.41″E |
| Purpose | Water supply, flood control, groundwater recharge |
| Status | Operational |
| Opening date | 1981 |
| Owner(s) | Ministry of Water and Electricity |
| Dam and spillways | |
| Type of dam | Arch |
| Impounds | Wadi Najran |
| Height | 73 m (240 ft) |
| Length | 140 m (460 ft) |
| Spillway capacity | 8,200 m3/s (290,000 cu ft/s) |
| Reservoir | |
| Creates | Najran Reservoir |
| Total capacity | 86,000,000 m3 (70,000 acre⋅ft) |
See also
References
- Alhamid, Abdulaziz A. (2004). "Achievements of the custodian of the two holy mosques in water sector, PSIPW" (PDF). King Saud University. Archived from the original (PDF) on 4 March 2016. Retrieved 30 March 2014.
- "Valley Dam Najran" (in Arabic). Najran Municipality. Retrieved 30 March 2014.
External links
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