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Water-Year Summary for Site 01152500

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Available Parameters
00060 Discharge(Mean)  

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

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USGS Water-Year Summary 2019
01152500 SUGAR RIVER AT WEST CLAREMONT, NH
LOCATION - Lat 43°23'15", long 72°21'45" referenced to North American Datum of 1927, Sullivan County, NH, Hydrologic Unit 01080104, on right bank, 0.2 mi downstream from Redwater Brook, 0.7 mi southeast of Clay Hill Road and Paddy Hollow Road intersection in West Claremont, 1.6 mi northwest of City Hall in Claremont, and 2.4 mi upstream from mouth.
DRAINAGE AREA - 269 mi².
REVISIONS HISTORY - WSP 711: 1930(M). WSP 756: Drainage area. WSP 1901: 1960 (adjusted figures only).
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge records: May 1928 to current year. Published as "at Claremont" prior to October 1928. Peak streamflow: Water years 1929 to current year.
GAGE - Water-stage recorder. Datum of gage is 358.78 ft above National Geodetic Vertical Datum of 1929 (levels by U.S. Army Corps of Engineers). Prior to October 1, 1928, nonrecording gage at site 0.8 mi upstream at different datum.
COOPERATION - New Hampshire Department of Environmental Services and USGS Groundwater and Streamflow Information Program.
REMARKS - WATER YEARS 2014-18: Records good except those for estimated discharges, which are poor. Regulation by Sunapee Lake 25 mi upstream and occasional diurnal fluctuation at low flow by mills upstream; greater regulation by mills prior to 1971.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 14,000 ft³/s, March 19, 1936, gage height, 10.92 ft, from rating curve extended above 6,700 ft³/s on basis of computations of flow over dam at gage heights 10.49 ft and 10.92 ft; maximum gage height, 11.80 ft, March 12, 1936 (ice jam).
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water-quality discrete samples: Water years 1954, 1956 to 1959, 1966 to 1968, 1970, 1975 to 1978, 1980 to 1999, 2003 to 2005.