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Water-Year Summary for Site 01433100

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Available Parameters
62614 Elevation, lake/res, NGVD29(Ins.)  

Water year 2020: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2020
01433100 TORONTO RESERVOIR NEAR BLACK LAKE, NY
LOCATION - Lat 41°37'15", long 74°49'55" referenced to North American Datum of 1927, Sullivan County, NY, Hydrologic Unit 02040104, at dam on Black Lake Creek, and 2.5 mi southeast of village of Black Lake.
DRAINAGE AREA - 22.9 mi².
REVISIONS HISTORY - WSP 1552: 1951-54. WSP 1702: 1959 (M). WDR NY-85-1: 1984. WDR NY-86-1: 1985. WDR NY-90-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - January 1926 to September 2013 (month-end elevations and contents). October 2013 to current year (daily observation elevations).
GAGE - Nonrecording gage read daily. Datum of gage is NGVD of 1929 (levels by Orange and Rockland Utilities, Inc.).
COOPERATION - Elevation record and capacity table (1952) provided by Eagle Creek Renewable Energy.
REMARKS - Reservoir is formed by an earthfill dam completed July 24, 1926. Storage began Jan. 13, 1926. Usable capacity, 1,098.2 mil ft³ between elevations 1,165.0 ft, minimum operating pool, and 1,220.0 ft, top of permanent flashboards. Capacity below elevation 1,165.0 ft, minimum operating pool, about 26.8 mil ft³. Figures given herein represent usable contents above 1,165.0 ft. Reservoir is used for storage of water for power.
Capacity table (elevation, in feet, and usable contents, in millions of cubic feet)

Elevation  Contents      Elevation  Contents
1,165.0      0.0         1,205.0      644.5
1,175.0     68.7         1,215.0      929.2
1,185.0    211.4         1,220.0    1,098.2
1,195.0    400.0         1,222.5    1,190.2
  
EXTREMES FOR PERIOD OF RECORD - Maximum contents observed, 1,186.4 mil ft³, Apr. 4, 2005, elevation, 1,222.4 ft; minimum contents observed (after first filling), about -26.8 mil ft³, Nov. 15, 1928, elevation, 1,144.5 ft.