Rawal lake & Filtration Plant

nted with flowering trees and laid out with gardens, picnic spots, and secluded paths. The terraced garden and the lake are used for picnics, fishing and boating. The highest point in the garden offers a panoramic view of the lake, Margalla and Murree hills, Rawalpindi and Islamabad. Boating, sailing, water skating and diving facilities are organized by private clubs. To the west of the lake is the Islamabad Club, which offers different sporting facilities. Wildlife

The reservoir is of considerable importance for wintering waterfowl, especially Anas platyrhynchos. Resident mammals include the common fox, Pangolin, Porcupine, Jungle cat, Jackal, Wild boar and yellow-throated marten. Reptiles include indian cobra and Russell's viper. It is a good place for birds watching, as the majority of Birds of Islamabad are found here. Features of Rawal Lake

Location: Islamabad Park Area
Longitude: 73° 7' E
Latitude: 33° 41' N
Catchments Area: 106.25 square miles (275 km²)

Features of Rawal dam

Type of dam: partly arched gravity dam (stone masonry)
Crest level: 1,742 ft (531 m)
Crest length: 700 ft (210 m)
Maximum height: 133.5 ft (40.7 m)

Saddle

Length 6,991 ft (2,131 m)
Height 24 ft (7.3 m)

Spillway

Type: Ogee gated structure
Discharge Capacity: 82000 ft³/s (2,300 m³/s)

Reservoir

Area: 3 square miles (7.8 km2)
Maximum depth: 102 feet (31 m)
Live storage: 43,000 acre feet (53,000,000 m3)
Dead storage: 4,500 acre feet (5,600,000 m3)
Gross capacity: 47,500 acre feet (58,600,000 m3)

Canals

Left bank canal: length 5 miles (8.0 km)
Capacity: 40 ft³/s (1.1 m³/s)
Right bank canal: length 1.5 miles (2.4 km)
Capacity: 70 ft³/s (2.0 m³/s)

Drinking water supply

Rawalpindi
Islamabad