Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 213215157552800

Click to hide Water-Year Summary instructions and information
  • 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.
Available Parameters
00045 Precipitation(Sum)  

Water year 2023: 2022-10-01 to 2023-09-30

Print this page
USGS Water-Year Summary 2023
213215157552800 State Key Number 883.12 Poamoho Rain Gage no. 1 near Wahiawa, Oahu, HI
LOCATION - Lat 21°32'01.9", long 157°55'17.0" referenced to North American Datum of 1983, Honolulu County, HI, Hydrologic Unit 20060000, at junction of Poamoho and Koolau summit trails, and 6.2 miles northeast of Leilehua High School in Wahiawa.
PERIOD OF RECORD - Continuous-record station, June 1967 to current year. Prior to October 1992, unpublished records are in the files of the U.S. Geological Survey.
INSTRUMENTATION - An 8-inch tipping bucket, along with a backup standard 8-inch National Weather Service collector channeled into a 10-inch storage can equipped with a float-type system, are recorded by an electronic data logger. Elevation is 2,480 feet above mean sea level (from topographic map).
REMARKS - Rainfall recorded in hundredths of an inch.