USGS Water-Year Summary 2024
16068000 East Branch of North Fork Wailua River near Lihue, Kauai, HI
LOCATION - Lat 22°04'07.6", long 159°24'54.6" referenced to North American Datum of 1983, Kauai County, HI, Hydrologic Unit 20070000, (Waialeale Quadrangle) on right bank 1,200 ft upstream from mouth and 7.2 mi northwest of Lihue.
DRAINAGE AREA - 6.24 mi². from automated delineation using 10-meter National Elevation Dataset digital elevation model data dated September 2006 and Watershed Boundary Dataset dated May 2008, using UTM Zone 4 projection, NAD 83 horizontal datum.
REVISIONS HISTORY - WSP 770: 1932-33. WSP 1719: 1916. WSP 1937: 1918. WSP 2137: Drainage Area. WDR-HI-10-1: Drainage Area.
SURFACE-WATER RECORDS
GAGE - Water-stage recorder and concrete control. Elevation of gage is 500 ft (from topographic map). Prior to December 31, 1914, nonrecording gage at site 725 ft downstream at different datum. December 31, 1914 to May 10, 1934, water-stage recorder at site 75 ft upstream at present datum.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 18,400 ft³/s, November 12, 1955, gage height, 14.7 ft, from floodmarks, from rating curve
extended above 2,700 ft³/s; minimum, 6.8 ft³/s, July 3, 13, 1926.