Yacoub El Mansour
Yacoub El Mansour Dam is in Ouirgane, Al Haouz Province on the Oued N'Fis. It improves regulation of Lalla Takerkoust Dam 20 km downstream and strengthens drinking water supply to Marrakech.
70 m
Height
69.3
Capacity (Mm³)
85%
Fill Rate
2008
Built In
About This Dam
Yacoub El Mansour Dam is in Ouirgane, Al Haouz Province on the Oued N'Fis. It improves regulation of Lalla Takerkoust Dam 20 km downstream and strengthens drinking water supply to Marrakech.
Historical Fill Rates
Key Specifications
- Location: Marrakech-Safi · Nearest City: Marrakech
- River: N'Fis · Basin: Tensift
- Type: Earthfill Dam · Height: 70 m
- Capacity: 69.3 Mm³ · Built In: 2008
- Builder: Houar
- Coordinates: 31.1780°N, 8.0870°W
Purpose
Water Supply
Supplies drinking water to cities
Irrigation
Provides water for agricultural irrigation
Flood Control
Protects downstream areas from flooding
Frequently Asked Questions
What is the capacity of Yacoub El Mansour Dam?
Yacoub El Mansour Dam has a total storage capacity of 69.3 million cubic meters (Mm³) and a height of 70 meters. It ranks among Morocco's strategic reservoirs and plays a key role in regional water security.
Where is Yacoub El Mansour Dam located?
Yacoub El Mansour Dam is located in the tensift river basin in Morocco. It is part of the national network of large dams managed by Morocco's hydraulic authorities.
When was Yacoub El Mansour Dam built?
Yacoub El Mansour Dam was commissioned in 2008. It forms part of Morocco's ongoing national dam-building program, which has expanded significantly since the 1960s.
What is the current water level at Yacoub El Mansour Dam?
As of the latest update, Yacoub El Mansour Dam holds 58.9 Mm³ out of a total capacity of 69.3 Mm³, representing a fill rate of 85%. Levels are updated regularly to track seasonal rainfall and water releases.
What is Yacoub El Mansour Dam used for?
Yacoub El Mansour Dam serves several purposes: supplying drinking water to nearby cities, irrigating agricultural land, regulating floods to protect downstream areas, and supporting regional water management.
Which river feeds Yacoub El Mansour Dam?
Yacoub El Mansour Dam is built on the N'Fis River. The dam captures the river's flow to store water for drinking, irrigation, and flood control.
Current Level
FullCapacity
59
Mm³
Remaining
10.3
Mm³
Fill Rate
85%
Updated · July 2026
Geography
- Region
- Marrakech-Safi
- Nearest City
- Marrakech· 51 km
- Coordinates
- 31.178, -8.087
Lalla Takerkoust
Oldest operational dam in Morocco (1935), a sacred site turned tourist destination near Marrakech.
FullCapacity
53.3
Height
55m
Built In
1935
Taskourt
Taskourt Dam, also known as Abou El Abbas Essebti, is built on the Assif El Mal River in Chichaoua Province. It regulates 24 Mm3 per year for irrigation of 6,800 hectares in the Mejjat plain and local drinking water supply.
GoodCapacity
24.8
Height
75m
Built In
2013
Sidi M'hamed Ben Slimane Al Jazouli
Sidi M'hamed Ben Slimane Al Jazouli Dam is near Tamanar in Essaouira Province. It provides drinking water to Tamanar and irrigates surrounding agricultural lands.
FullCapacity
15.4
Height
40m
Built In
2006