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USGS 01509000 TIOUGHNIOGA RIVER AT CORTLAND NY

PROVISIONAL DATA SUBJECT TO REVISION

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This station is operated in cooperation with:
   U.S. Geological Survey


LOCATION.--Lat 42°36'10", long 76°09'34" referenced to North American Datum of 1983, Cortland County, NY, Hydrologic Unit 02050102, on right bank at east end of Elm Street at Cortland, 0.4 mi downstream from confluence of East and West Branches.
DRAINAGE AREA.--292 mi². including 14.0 mi², the flow from which may be diverted into DeRuyter Reservoir in Oswego River basin.
PERIOD OF RECORD.--May 1938 to current year.
REVISIONS HISTORY.--WSP 2103: Drainage area. WDR NY-74-1: 1973.
GAGE.--Water-stage recorder. Datum of gage is 1,084.92 ft above NGVD of 1929 and 1,084.46 ft above NAVD of 1988. Prior to Oct. 1, 1939, at datum 4.00 ft higher. Oct. 1, 1939 to Sept. 30, 1963, at datum 3.00 ft higher.
REMARKS.--Diurnal fluctuation at low and medium flow caused by operation of mills on West Branch. Slight diversion from East Branch for operation of Erie (Barge) Canal. Slight diversion from Gate House Pond on West Branch 17 mi upstream from station into Onondaga Creek basin (St. Lawrence River basin).
Water Years 2014-17: Records good except those for estimated daily discharges, which are fair. Water Year 2018: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 14,200 ft³/s, Apr. 3, 2005, gage height, 14.07 ft; minimum discharge, 9.8 ft³/s, Sept. 20, 1939, Sept. 29, 1959.

Peak Flow and Stage Information

Gage PhotoStation image

 

This station managed by the NY Water Science Center Ithaca.

Available Parameters Available Period
  
1985-10-02  2019-11-12
2007-10-01  2019-11-12







 (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: 551 11-12-2019   14:00 EST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Nov 12 based on 80 water years of record more
Min
(1965)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Nov 12
Max
(1991)
36.0 159 285 404 523 551 2130


Gage height, feet

Most recent instantaneous value: 3.93 11-12-2019   14:00 EST
Graph of  Gage height, feet

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