USGS Water-Year Summary 2024
16717815 Manowaiopae Stream near Spencer Road, HI
LOCATION - Lat 19°58'19.64", long 155°14'35.32" referenced to North American Datum of 1983, Hawaii County, HI, Hydrologic Unit 20010000, 1.35 mi S of Laupahoehoe Beach Park, 3.88 mi W of Kuku Point, 3.97 mi NW of USGS Gaging Station 16717800
DRAINAGE AREA - 1.36 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. Basin Characteristic | Value | Unit |
Mean basin elevation | 2150 | feet |
Minimum basin elevation | 972 | feet |
Maximum basin elevation | 3710 | feet |
Length of longest flow path | 4.45 | miles |
Relief (max elevation - min elevation) | 2740 | feet |
Relative relief (relief divided by perimeter) | 238 | feet per mi |
Mean annual precipitation | 164 | inches |
SURFACE-WATER RECORDS
PERIOD OF RECORD - June 2018 to current year.
GAGE - Water-stage recorder and concrete control. Datum of gage is 970 ft (from USGS National Map, August 2019).
EXTREMES FOR PERIOD OF RECORD - Minimum daily discharge, 0.07 ft³/s, October 24 and 25, 2019; maximum daily discharge not computed.