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Water-Year Summary for Site 01137500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2022: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2022
LOCATION - Lat 44°16'07", long 71°37'51" referenced to North American Datum of 1927, Grafton County, NH, Hydrologic Unit 01080101, on left bank, 0.2 mi upstream from Pierce Bridge and Bethlehem Junction, 0.8 mi upstream from unnamed tributary entering from left, 3.0 mi east of US 302 and State Highway 142 intersection in Bethlehem, 3.4 mi downstream from Little River, 4.5 mi west of US 3 and 302 intersection in Twin Mountain, and at mile 35.0.
DRAINAGE AREA - 87.6 mi².
REVISIONS HISTORY - WSP 1701: 1951(M), 1953-54(M).
PERIOD OF RECORD - Discharge records: August 1939 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,180.48 ft above North American Vertical Datum of 1988 (levels by U.S. Army Corps of Engineers).
COOPERATION - USGS Federal Priority Streamgage
REMARKS - WATER YEARS 2014-22: Records good except those for periods of estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 11,300 ft³/s, November 12, 1995, gage height 12.34 ft (from floodmarks in well), from rating curved extended above 4,100 ft³/s on basis of slope-area measurements of peak flow. Minimum discharge, 16 ft³/s, November 14, 1952.