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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.
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USGS Water-Year Summary 2024
01371500 WALLKILL RIVER AT GARDINER, NY
LOCATION - Lat 41°41'10.1", long 74°09'55.0" referenced to North American Datum of 1983, Ulster County, NY, Hydrologic Unit 02020007, on left bank 400 ft upstream from bridge on U.S. Highway 44, 500 ft downstream from Shawangunk Kill, and 0.7 mi northwest of Gardiner.
DRAINAGE AREA - 695 mi².
REVISIONS HISTORY - WDR NY-90-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1924 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 185.70 ft above NGVD of 1929 and 183.70 ft above NAVD of 1988.
REMARKS - Regulation at low flows by dams upstream and some diversions for municipalities and irrigational purposes.
Water Years 2014-24: Records fair except those for estimated daily discharges, which are poor.
Water Years 2014-24: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 30,800 ft³/s, Oct. 16, 1955, gage height, 19.81 ft; minimum discharge, 9.5 ft³/s, Sept. 28, 1964; minimum gage height, 1.49 ft, Aug. 7, 1999.
