Pupu Hydro Walkway traces the water race of the historic Pupu Hydro Station. One of Golden Bay’s most enjoyable short walks, the walkway showcases a beautiful array of native bush, as well as the historic engineering feat that is the 1.6 km long water race that supplies water to the hydro scheme. Stop at the generating station to see the generator in operation along with information about how voluteers restorted it and made it fully operational. Generating power for houses in Goplden Bay.