LOCATION.--Lat 42°07'40.6", long 74°15'47.7" referenced to North American Datum of 1983, Greene County, NY, Hydrologic Unit 02020006, on right bank at downstream side of bridge on Janssen Road in Lanesville.
DRAINAGE AREA.--9.25 mi².  
PERIOD OF RECORD.--November 2016 to current year.
REVISIONS HISTORY.--Discharge for the period of Oct. 29, 2017 to Oct. 30, 2017, July 24, 2018 to July 25, 2018, and Aug. 17, 2018 was revised on Dec. 5, 2019, based on changes to the stage-discharge rating.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 1,280 ft above NAVD of 1988, from topographic map.
REMARKS.--Water Years 2017-21: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 1,700 ft³/s, Dec. 25, 2020, gage height, 7.88 ft, from rating curve extended above 500 ft³/s, on basis of contracted-opening measurement of peak flow; minimum discharge, 1.6 ft³/s, Oct. 22, 23, 2017, Sept. 23, 25, 28, 29, 30, Oct. 1, 2, 2019; minimum gage height, 2.80 ft, Sept. 23, 25, 28, 29, 30, Oct. 1, 2, 2019.

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Peak Flow and Stage Information

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