The Lewis River is the name of two separate rivers in the South Island of New Zealand. The valley of the better known of these forms the southeastern approach to the Lewis Pass. It is a tributary of the Boyle River. Source: Wikipedia
Maximum discharge on the river today is recorded at the Lewis River At Ariel with a streamflow rate of 2,780 cfs. However, the deepest point on the river is located at the Lewis River Above Muddy River Near Cougar reporting a gauge stage of 2.6 ft. This river is monitored from 2 different streamgauging stations along the Lewis River, the first of which is perched at an elevation of 1,085 ft, the Lewis River Above Muddy River Near Cougar .
|Location||Streamflow||River Stage||Air Temp||Elevation|
Lewis River Above Muddy River Near Cougar
|1180 cfs||2.6 ft|
Lewis River At Ariel
|2780 cfs||2.59 ft|