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Water-Year Summary for Site 16500800

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
16500800 Kukuiula Gulch near Kipahulu, Maui, HI
LOCATION - Lat 20°39'05.8", long 156°04'33.2" referenced to North American Datum of 1983, Maui County, HI, Hydrologic Unit 20020000, (Kipahulu quadrangle, 1983, 1:24,000), on left bank 500 ft upstream from Hana Highway, 1.4 miles west of Kipahulu, and 3.2 miles east of Kaupo.
DRAINAGE AREA - 0.71 mi². from automated delineation using 10-meter National Elevation Dataset digital elevation model data dated 09/2006 and Watershed Boundary Dataset dated 05/2008, using UTM Zone 4 projection, NAD 83 horizontal datum. (verified in StreamStats 09/10/2018)

Basin Characteristic Value Unit
Mean basin elevation 1720 feet
Minimum basin elevation 115 feet
Maximum basin elevation 4010 feet
Length of longest flow path 2.89 miles
Relief (max elevation - min elevation) 8990 feet
Relative relief (relief divided by perimeter) 545  feet per mi
Mean annual precipitation 117 inches
REVISIONS HISTORY - WDR HI-06-1: 2002-05(M).  Discharge data was revised from August 2, 2018 to April 24, 2019 on May 11, 2020.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Operated as a continuous surface water gage from 1963 to 1968, August 2018 to current year. Crest-stage gage from 1969 to 2009.
GAGE - Water-stage recorder and natural control. Elevation of gage is 120 feet above mean sea level (from USGS National Map, August 2019).
REMARKS - August 2018 to current year site operated as a continuous low-flow station with a maximum reporting limit of 24.5 ft³/s.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,950 ft³/s, March 31, 1982, 13.76 ft. gage-height; minimum daily, 0.00 ft³/s, on many days.