Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
! We're replacing this page with a Next Generation Monitoring Location Page.
We're modernizing Water Data for the Nation delivery. Find out what this means for you. This page will be discontinued Jan.1, 2023.

USGS 01502500 UNADILLA RIVER AT ROCKDALE NY

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text

 

> Site Information
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.
REVISIONS HISTORY.--WDR NY-74-1: 1973 (P). WDR-US-2011: 2006. WDR-US-2014: (period of record minimum).
GAGE.--Water-stage recorder. Datum of gage is 992.25 ft above NGVD of 1929 (levels by Corps of Engineers) and 991.95 ft above NAVD of 1988. Prior to January 1937, nonrecording gage at bridge 400 ft upstream at datum 0.73 ft higher.
REMARKS.--Water Years 2014-17: Records good except those for estimated daily discharges, which are fair. Water Years 2018-20: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 21,100 ft³/s, Sept. 8, 2011, gage height, 14.22 ft; minimum daily discharge, 27 ft³/s, Sept. 20-27, 1964; minimum instantaneous discharge, not determined.
> WaterNow – get the latest gage data from your mobile phone or email.
> Rating Information
This station managed by the NY Water Science Center Ithaca.

Available Parameters Available Period
  
1985-10-02  2021-10-26
2007-10-01  2021-10-26







 (7)
 

  -- or --

 


 

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


Discharge, cubic feet per second

Most recent instantaneous value: 5370 10-26-2021   17:30 EST
Graph of  Discharge, cubic feet per second

Add up to 2 more sites and replot for "Discharge, cubic feet per second"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages


Daily discharge, cubic feet per second -- statistics for Oct 26 based on 82 water years of record more
Min
(1965)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Oct 26
Max
(2006)
36.0 116 360 632 901 5370 5960


Gage height, feet

Most recent instantaneous value: 8.30 10-26-2021   17:30 EST
Graph of  Gage height, feet

Add up to 2 more sites and replot for "Gage height, feet"

?
 


Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert      

See this graph on the Monitoring Location Pages