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ALL DATA ARE EASTERN STANDARD TIME

USGS 01502500 UNADILLA RIVER AT ROCKDALE NY

PROVISIONAL DATA SUBJECT TO REVISION

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This station is operated in cooperation with:
   NYS Department of Environmental Conservation


LOCATION.--Lat 42°22'40", long 75°24'22" referenced to North American Datum of 1983, Chenango County, NY, Hydrologic Unit 02050101, on right bank 400 ft downstream from Chenango-Otsego County highway bridge at Rockdale, and 0.7 mi downstream from Kent Brook.
DRAINAGE AREA.--520 mi2.
PERIOD OF RECORD.--November 1929 to September 1933, January 1937 to March 1995, annual maximum only--1996-2000, October 2000 to current year.
REVISED RECORDS.--WDR NY-74-1: 1973 (P). WDR-US-2011: 2006.
GAGE.--Water-stage recorder. Datum of gage is 992.25 ft above NGVD of 1929. Prior to January 1937, nonrecording gage at bridge 400 ft upstream at datum 0.73 ft higher.
REMARKS.--Records good except those for estimated daily discharges, which are fair. Telephone and satellite gage-height telemeters at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 21,100 ft3/s, Sept. 8, 2011, gage height, 14.22 ft; minimum discharge, 4.3 ft3/s, May 17, 1995, gage height, 4.34 ft.
Derived from NY Annual Water-Data Report 2013

Peak Flow and Stage Information
This station managed by the NY Water Science Center, Ithaca.

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 2007-10-01  2014-07-31
00065 Gage height 2014-04-02  2014-07-31

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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: 453   07-31-2014  09:30 EST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jul 31 based on 75 years of record more
Min
(1933)
25th
percen-
tile
Median 75th
percen-
tile
Mean Most Recent
Instantaneous
Value Jul 31
Max
(2004)
46 114 162 280. 309 453 1910


Gage height, feet

Most recent instantaneous value: 4.94   07-31-2014  09:30 EST
Graph of  Gage height, feet

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Title: USGS Current Conditions for New York
URL: http://nwis.waterdata.usgs.gov/ny/nwis/uv?

Page Contact Information: New York Water Data Support Team
Page Last Modified: 2014-07-31 11:32:02 EDT
1.35   1.06 nadww02