Moora Moora Reservoir is a small reservoir located in the upper reaches of the Glenelg River catchment in the heart of the Grampians National Park. The reservoir is the primary source of supply to Supply System 6 of the Wimmera Mallee Pipeline. The catchment covers an area of about 40 km2 and acts as a sub-catchment for the Rocklands Reservoir catchment. Moora Moora can also receive water directly from the upper Glenelg River via transfers along the Moora Inlet Channel.
The lake has some boating and fishing activity all year round.
Internal combustion engines are banned.
Boating speed limit is 5 knots.
Swimming is permitted.
Water skiing and jet skis are not permitted.
Duck shooting is not permitted.
| Current Level | 218.500 m AHD |
| Current Volume | 1,040 ML |
| Percent Full | 17% |
| Current Inflows | 60 ML/week |
| 24 hour Rainfall | 37 mmCummulative Inflows Graph |
| Current Releases | 0 ML/day |
| Current Airspace | 5,260 ML |
| Full Supply Level | 219.95 m AHD |
| Full Supply Volume | 6,300 ML |
| Maximum Operating Volume | 6,300 ML |
| Spillway Level | 219.95 m AHD |
| Crest Level | 220.64 m AHD |
| Outlet Capacity | 65 ML/day |
| Catchment Area | 147 km2 |
| Surface Area When Full | 4.1 km2 |
| Major Tributary | Moora Moora Creek |
| Average Annual Inflow | 9,900 ML/year |
| Maximum Depth | 2.2 m |
| Year Constructed | 1934 |