USGS Water-Year Summary 2024

16242500 Manoa Stream at Kanewai Field, Honolulu, Oahu, HI

LOCATION - Lat 21°17'35.6", long 157°48'45.8" referenced to North American Datum of 1983, Honolulu County, HI, Hydrologic Unit 20060000, on left bank, 0.5 miles northeast of Kaimuki High School, 0.4 miles northwest of St. Louis High School, and 0.3 miles upstream from confluence with Palolo Stream.

DRAINAGE AREA - 5.76 mi². (15.5 km2) 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 - WDR HI-2014-1: May 2, 2011 to February 13, 2014. Unit values and Daily mean discharges for the period May 2, 2011 to February 13, 2014 have been revised, superseding figures reported for 2011 to 2014.

SURFACE-WATER RECORDS

PERIOD OF RECORD - Continuous-record station January 1999 to September 2005, October 2008 to November 6, 2014 (discontinued). Miscellaneous discharge measurement site April 1997 to January 1999 and October 2005 to September 2008.

GAGE - Water stage recorder. Elevation of gage is 38.0 feet above mean sea level (by stadia survey).

REMARKS - Records fair except for estimated discharges which are poor.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,870 ft³/s, October 30, 2004, gage height, 19.40 feet; minimum, 0.66 ft³/s, June 7, 2003.

WATER-QUALITY RECORDS

PERIOD OF RECORD - October 2011 to September 2014 (discontinued).