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USGS Water-Year Summary 2024
16294900 Waikane Stream at altitude 75 feet at Waikane, Oahu, HI
LOCATION - Lat 21°29'49.5", long 157°51'46.7" referenced to North American Datum of 1983, Honolulu County, HI, Hydrologic Unit 20060000, on right bank, 0.3 mi downstream from Waikeekee Stream, 0.7 mi west of Waikane, 1.2 mi upstream from mouth, and 1.2 mi northwest of Waiahole School.
DRAINAGE AREA - 2.24 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 1937: Drainage Area, WDR HI-94-1: 1993 (M). WDR HI-10-1: Drainage Area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - December 1959 to current year.
GAGE - Water-stage recorder and concrete control. Elevation of gage is 75 ft above mean sea level (from topographic map). Prior to March 9, 2012, datum 2.00 feet higher.
REMARKS - Waiahole ditch diverts ground water from tunnels upstream of station. Beginning early October, 2002, Waiahole Ditch began releasing water into Waikane Stream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 8,800 ft³/s, February 4, 1965, gage height, 10.76 ft, from rating curve extended above 120 ft³/s on basis of slope-area measurements at gage heights 4.88 ft, 9.46 ft, and 10.76 ft; minimum, 0.76 ft³/s, October 27, 1975.
