| Cedar Grove Weir | |
|---|---|
  Location of the Cedar Grove Weir in Queensland | |
| Country | Australia |
| Location | South East, Queensland |
| Coordinates | 27°50′47″S 152°58′30″E / 27.84639°S 152.97500°E |
| Purpose | Potable water storage |
| Status | Operational |
| Construction began | circa 2006 |
| Opening date | 4 January 2008 |
| Construction cost | A$18.5 million |
| Operator(s) | SEQ Water |
| Dam and spillways | |
| Impounds | Logan River |
| Reservoir | |
| Total capacity | 1,039 ML (36.7×106 cu ft)[1] |
| Website www.seqwater.com.au | |
The Cedar Grove Weir is a weir located across the Logan River in the South East region of Queensland, Australia. The main purpose of the weir is for potable water storage.