Opuiaki River

Opuiaki River
Opuiaki River seen from the McLaren Falls power station
Route of the Opuiaki River
Mouth of the Opuiaki River
Opuiaki River (North Island)
Location
CountryNew Zealand
Physical characteristics
SourceMamaku Plateau
 • coordinates37°56′41″S 175°56′42″E / 37.94486°S 175.9449°E / -37.94486; 175.9449
Mouth 
 • location
Wairoa River
 • coordinates
37°46′58″S 176°03′07″E / 37.78286°S 176.05184°E / -37.78286; 176.05184
Length24 km (15 mi)
Basin features
ProgressionOpuiaki RiverWairoa RiverTauranga HarbourBay of Plenty → Pacific Ocean
Tributaries 
 • leftMangaroa Stream, Mangapapa River, Mangakarengorengo River
 • rightWaipapa Stream, Waiwhakarewarewa Stream, Waiwhakangau Stream, Ngatuhoa Stream, Mangaonui Stream
WaterfallsTe Rereioturu Falls, McLaren Falls
BridgesMcLaren Falls Road Bridge

The Opuiaki River is a river of the Bay of Plenty Region of New Zealand's North Island. It flows north from the Mamaku Plateau into Lake McLaren, to reach the Wairoa River 15 kilometres (9 mi) southwest of Tauranga.