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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
16210000 Wahiawa Reservoir at Spillway at Wahiawa, Oahu, HI
LOCATION - Lat 21°29'47.3", long 158°02'59.2" referenced to North American Datum of 1983, Honolulu County, HI, Hydrologic Unit 20060000, 3.9 miles northwest of Mililani High School, 2.5 miles west of Leilehua High School, and 2.0 miles southwest of Whitmore Village.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2005 to current year.
GAGE - Water-stage recorder. Elevation of gage is 762.42 feet above mean sea level (from survey).
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 85.00 feet, October 1, 2005; Minimum gage height 56.65 feet, March 3, 2011.
