Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Hanalei River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Hanalei River, the highest being situated at an altitude of ft, the .
| Streamgauge | Streamflow | Gauge Stage | 24hr Change (%) | % Normal | Minimum (cfs) | Maximum (cfs) | Air Temp | Elevation |
|---|---|---|---|---|---|---|---|---|
|
Hanalei River Nr Hanalei
USGS 16103000 |
80 cfs | 0.22 ft | -1.49 |
The river has a rich history, having been used for centuries by Native Hawaiians for fishing and transportation. Today, it is used for recreational activities such as kayaking, fishing, and sightseeing. The river is also used for irrigation, with numerous agricultural fields lining its banks. The hydrology of the river is influenced by heavy rainfall, which can cause flash flooding. There are several reservoirs and dams along the river, including the famous Lumahai Dam, which was featured in the movie "South Pacific." These dams are used for water storage and hydroelectric power generation. The Hanalei River is a vital natural resource for the island of Kauai, providing both economic and recreational benefits to the local community.