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USGS 01328770 HUDSON RIVER AT THOMSON NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 43°07'31.4", long 73°35'05.7" referenced to North American Datum of 1983, Washington County, NY, Hydrologic Unit 02020003, on left bank 1,400 ft downstream from bridge on U.S. Highway 4 at Thomson, and 500 ft upstream from dam at Lock 5 of the Champlain (Barge) Canal.
DRAINAGE AREA.--3,000 mi².
PERIOD OF RECORD.--September 2014 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 81.65 ft above NAVD of 1988.
REMARKS.--Flow regulated appreciably by Great Sacandaga Lake since March 1930 (station 01323500) and Indian Lake since 1898 (station 01314500). Diurnal fluctuation caused by powerplants upstream from station. Water is diverted into St. Lawrence River basin through Glens Falls feeder, Bond Creek, and Champlain (Barge) Canal, and occasionally may be received from that basin through summit level of Champlain (Barge) Canal at Dunham Basin.
Water Years 2014-20: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 36,400 ft³/s, Nov. 2, 2019, gage height, 24.89 ft; minimum discharge, 1,270 ft³/s, Aug. 15, 2019, gage height, 19.75 ft; minimum gage height, 19.68 ft, May 29, Sept. 9, 2015.
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> Rating Information
This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
  
2014-09-04  2021-10-18
2014-09-03  2021-10-18







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 4250 10-18-2021   10:15 EST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Oct 18 based on 6 water years of record more
Min
(2016)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Oct 18
Mean 75th
percen-
tile
Max
(2020)
2130 2130 2890 4250 4450 6220 12500


Gage height, feet

Most recent instantaneous value: 20.53 10-18-2021   10:15 EST
Graph of

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