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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.
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USGS Water-Year Summary 2024
205705156312401 6-5731-05, Kanoa Test Hole, Maui, HI
Hawaii volcanic-rock aquifers
Wailuku Volcanic Series, Lava Flows
Wailuku Volcanic Series, Lava Flows
LOCATION - Lat 20°56'56.0", long 156°31'12.0" referenced to North American Datum of 1983, Maui County, HI, Hydrologic Unit 20020000,
about 700 feet west of Kahekili Highway/HI-340 near Waihee, Maui County, Hawaii.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 358 ft. Upper casing diameter 2 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 302.98 ft above undefined vertical datum. Measuring point: Top of 2-inch PVC pipe, 305.22 ft above Local Mean Sea Level, Apr. 1, 2001 to Oct. 1, 2003; Black mark on PVC coupling, 303.56 ft above Local Mean Sea Level, Oct. 2, 2003 to Jul. 24, 2008; Top of 2-inch well casing, 303.3 ft above Local Mean Sea Level, Jul. 24, 2008 to present. Previous land-surface datum of 309 feet updated on July 13, 2023 based on survey done on December 8, 2022.
PERIOD OF RECORD - Water level: occasional measurements, August 2001 to March 2003. Water level recorder, April 2003 to current year.
REMARKS - Water level affected by pumping of nearby wells.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 6.46 ft. above mean sea level, January 3, 2005; Lowest measured water level, 3.56 ft. above mean sea level, April 16, 2010.
