Liapootah is the first power station in the lower run-of-river system and it is where the cascade effect begins. Water from Lake Liapootah runs through to Liapootah Power Station and continues to Wayatinah Lagoon.

Water from Wayatinah Lagoon flows through to Wayatinah Power Station, continuing to Lake Catagunya.

Water from Lake Catagunya flows into Catagunya Power Station and then on to Lake Repulse.