LOCATION.--Lat 43°45'20", long 74°16'35" referenced to North American Datum of 1927, Hamilton County, NY, Hydrologic Unit 02020001, at Indian Lake Dam on Indian River, and 2.0 mi south of village of Indian Lake.
DRAINAGE AREA.--131 mi².
PERIOD OF RECORD.--July 1900 to September 2002 (daily observations at 0800 hours), October 2002 to current year (daily mean elevations). Prior to October 1956, published as "Indian Lake Reservoir near Indian Lake".
REVISIONS HISTORY.--WDR NY-94-1: 1993 (change in contents).
GAGE.--Water-stage recorder. Lake elevation record is provided in NGVD of 1929 and NAVD of 1988 datums. To convert NGVD of 1929 elevations to NAVD of 1988, subtract 0.25 ft. Prior to October 1975, daily gage heights at datum 1,617.91 ft higher (not 1,617.95 ft higher as previously published); gage heights have been reduced to elevations above NGVD of 1929 and NAVD of 1988. Prior to January 1998, nonrecording gage read once daily.
COOPERATION.--Elevation record and capacity table provided by Board of Hudson River-Black River Regulating District.
REMARKS.--Elevations listed herein are in feet above NGVD of 1929. Reservoir is formed by masonry dam, completed in 1898. Usable capacity, about 4.668 bil ft³ at elevation 1,651.29 ft (crest of spillway). Sills of double sluice gates at lowest outlet at elevation 1,615.50 ft. Dead storage unknown. Figures given herein represent usable contents. Water is used for power development, for improvement of navigation in lower Hudson River, and to compensate for flow diverted from Hudson River at Glens Falls into Champlain (Barge) Canal.

Capacity table (elevation, in feet, and usable contents, in billions of cubic feet)

Elevation  Contents      Elevation  Contents
1,618.0     0.212        1,640.0     2.733
1,622.0     0.344        1,646.0     3.725
1,628.0     0.972        1,652.0     4.808
1,634.0     1.810        1,657.0     5.844
  

EXTREMES FOR PERIOD OF RECORD.--Maximum elevation observed, 1,656.71 ft above NGVD of 1929 (1,656.46 ft above NAVD of 1988), Mar. 28, 1913, contents, 5.781 bil ft³; minimum elevation, 1,616.81 ft above NGVD of 1929, (1,616.55 ft above NAVD of 1988), estimated, Feb. 13, 1948, contents, 0.20 bil ft³.

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NAVD 1988 Datum Conversion Information

Instantaneous elevation data provided by Hudson River - Black River Regulating District, not reviewed by the USGS.

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