Ohau_B
Ōhau B is a power station operated by Meridian Energy in the South Island of New Zealand.
It is a twin station with Ōhau C and is part of the Waitaki hydro scheme which consists of eight power stations operated from a control centre near Twizel.[1] Water from Lake Ruataniwha flows through Ōhau B, then Ōhau C and then through to Lake Benmore.