Split Rock Dam
| Split Rock Dam | |
|---|---|
| Split Rock Dam wall, 2010. | |
| Location of the Split Rock Dam in New South Wales | |
| Country | Australia | 
| Location | North West Slopes, New South Wales | 
| Coordinates | 30°32′S 150°42′E / 30.533°S 150.700°E | 
| Status | Operational | 
| Construction began | 1984 | 
| Opening date | 1987 | 
| Owner(s) | State Water Corporation | 
| Dam and spillways | |
| Type of dam | Embankment dam | 
| Impounds | Manilla River | 
| Height | 66 metres (217 ft) | 
| Length | 484 metres (1,588 ft) | 
| Dam volume | 1,048 cubic metres (37,000 cu ft) | 
| Spillways | 1 | 
| Spillway type | Ungated concrete chute | 
| Spillway capacity | 6,860 cubic metres per second (242,000 cu ft/s) | 
| Reservoir | |
| Creates | Split Rock Reservoir | 
| Total capacity | 397,370 megalitres (14,033×106 cu ft) | 
| Catchment area | 1,650 square kilometres (640 sq mi) | 
| Surface area | 2,150 hectares (5,300 acres) | 
| Maximum water depth | 52 metres (171 ft) | 
| Normal elevation | 449 metres (1,473 ft) AHD | 
| Website Split Rock Dam | |
Split Rock Dam is a minor ungated concrete faced rock fill embankment dam with concrete chute spillway across the Manilla River upstream of Manilla in the north-western slopes region of New South Wales, Australia. The dam's purpose includes flood mitigation, irrigation, water supply and conservation. The impounded reservoir is called Split Rock Reservoir.