The Hali Dam is a gravity dam on Wadi Hali about 14 km (8.7 mi) east of Keyad in Makkah Province of southwestern Saudi Arabia. The dam has many purposes to include flood control, irrigation, municipal water supply and groundwater recharge. The dam's reservoir has a total storage of 249,860,000 m³ (202,560 acre⋅ft), making it the second largest in the country after the King Fahad Dam. The dam was constructed between 2003 and 2009. It is owned and operated by the Ministry of Water and Electricity.[1][2]

Hali Dam
Location of Hali Dam in Saudi Arabia
Country	Saudi Arabia
Location	Kead, Makkah Province
Coordinates	18°46′4.30″N 41°34′28.29″E
Purpose	Flood control, irrigation, municipal water, groundwater recharge
Construction began	2003
Opening date	2009; 13 years ago (2009)
Owner(s)	Ministry of Water and Electricity
Dam and spillways
Type of dam	Gravity
Impounds	Wadi Hali
Height (foundation)	95 m (312 ft)
Height (thalweg)	57 m (187 ft)
Length	384 m (1,260 ft)
Width (crest)	8 m (26 ft)
Width (base)	71 m (233 ft)
Dam volume	690,000 m3 (900,000 cu yd)
Spillway type	Overflow, 12 openings
Spillway capacity	7,856 m3/s (277,400 cu ft/s)
Reservoir
Total capacity	249,860,000 m3 (202,560 acre⋅ft)
Catchment area	4,843 km2 (1,870 sq mi)
Surface area	15 km2 (5.8 sq mi)

References

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