Omanawa Dam and Intake Structure

The intake structure for tunnel No. 1 can be seen on the right of the above picture; also the provision made for raising and lowering the intake gate to the tunnel.

OMANAWA DAM & INTAKE


 
Omanawa Weir after heavy rain

The Omanawa weir (low dam) is built on top of a natural waterfall. On the right can be seen the spillway which in the picture is releasing excess water.