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ALL DATA ARE EASTERN STANDARD TIME

USGS 01422500 LITTLE DELAWARE RIVER NEAR DELHI NY

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 42°15'08", long 74°54'06" referenced to North American Datum of 1983, Delaware County, NY, Hydrologic Unit 02040101, on left bank 10 ft downstream from bridge on Thomson Cross Road, 0.7 mi downstream from Toll Gate Brook, 1.5 mi upstream from mouth, and 2.0 mi south of Delhi.
DRAINAGE AREA.--49.8 mi2.
PERIOD OF RECORD.--October 1937 to September 1970, annual maximum only--1971-74, 1996, maximum only--October to December 1996, January 1997 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 1,385.35 ft above NGVD of 1929. Since January 1997, gage-height record collected at upstream side of bridge, but gage house still downstream from bridge. Prior to Dec. 7, 1939, nonrecording gages at several temporary sites within a quarter of a mile of present site at various datums.
REMARKS.--Water Years 2014-15: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, about 6,100 ft3/s, Jan. 19, 1996, gage height, 8.51 ft, from floodmark, from rating curve extended above 2,200 ft3/s; maximum gage height since January 1997, 8.55 ft, Jan. 1, 2001 (ice jam); minimum discharge, 0.8 ft3/s, Aug. 10, 11, 12, Sept. 24, 25, 1964; minimum gage height, 1.29 ft, Sept. 24, 25, 1964.

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

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 2007-10-01  2016-08-30
00065 Gage height 2016-05-02  2016-08-30

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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: 8.4   08-30-2016   11:30 EST
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Daily discharge, cubic feet per second -- statistics for Aug 30 based on 52 years of record more
Min
(1964)
25th
percen-
tile
Most Recent
Instantaneous
Value Aug 30
Median 75th
percen-
tile
Mean Max
(2011)
1.7 5.5 8.4 8.9 17 33 515


Gage height, feet

Most recent instantaneous value: 2.21   08-30-2016   11:30 EST
Graph of  Gage height, feet

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