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ALL DATA ARE EASTERN STANDARD TIME

USGS 04256500 STILLWATER RESERVOIR NEAR BEAVER RIVER NY

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 43°53'50", long 75°03'05" referenced to North American Datum of 1927, Herkimer County, NY, Hydrologic Unit 04150101, in gate house at Stillwater Dam on Beaver River, 2.5 miles upstream from Moshier Creek, and 7.5 miles west of Beaver River post office.
DRAINAGE AREA.--171 mi².
PERIOD OF RECORD.--May 1908 to current year. Prior to February 1925, month-end contents only, published in WSP 1307. February 1925 to September 1937, published in WSP 824. Prior to October 1999, daily observations at 0800 hours.
REVISED RECORDS.--WDR NY-85-1: Drainage area.
GAGE.--Water-stage recorder. Datum of gage is NGVD of 1929, adjustment of 1912.
COOPERATION.--Supplemental elevation record and capacity table provided by Board of Hudson River-Black River Regulating District.
REMARKS.--Reservoir originally formed about 1885; enlarged at various times and in 1924 enlarged to a usable capacity of 4,623 mil ft³ between elevations 1,650.3 ft and 1,679.3 ft (top of 24-inch flashboards in place throughout year). Elevation of gate sill of lowest outlet, 1,642.3 ft. Capacity below elevation 1,650.3 ft, 100 mil ft³, is included in records presented herein, but is not ordinarily available for release. Figures given herein represent total contents. Reservoir is used to regulate flow of Beaver and Black Rivers for flood control, power development and general public welfare.
Capacity table (elevation, in feet, and total contents, in millions of cubic feet)

Elevation  Contents      Elevation  Contents
1,650.3       100        1,670.0     2,441
1,658.0       614        1,675.0     3,566
1,660.0       831        1,679.3     4,723
1,665.0     1,528        1,680.0     4,926
  

EXTREMES FOR PERIOD OF RECORD.--Maximum observed elevation, 1,680.15 ft, Apr. 29, 2011, contents, 4,969 mil ft³; minimum observed since first filling, 1,644.80 ft, Mar. 25-27, 1949, contents, 8 mil ft³.

Peak Flow and Stage Information

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This station managed by the NY Water Science Center Troy.

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All 1 Available Parameters for this site
  
62614 Elevation, lake/res, 2007-10-01  2017-11-19

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


Lake or reservoir water surface elevation above NGVD 1929, feet

Most recent instantaneous value: 1672.22 11-19-2017   05:30 EST
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