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Water-Year Summary for Site 01089100

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

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

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USGS Water-Year Summary 2021
01089100 SOUCOOK RIVER AT PEMBROKE ROAD NEAR CONCORD, NH
LOCATION - Lat 43°12'49", long 71°28'51" referenced to North American Datum of 1927, Merrimack County, NH, Hydrologic Unit 01070002, on left bank, 100 ft upstream from Pembroke Road bridge, 550 ft upstream from Frenchs Brook, 770 ft east of NH 106 and Pembroke Road intersection, 2.9 mi downstream from US 4/202 and NH 9 bridges, 2.9 mi east of Bridge Street (NH 9), Main Street (US 3) and Center Street intersection in Concord, 4.7 mi southwest of Main Street, Center Road, and Canterbury Road intersection in Chichester.
DRAINAGE AREA - 81.9 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Discharge records: March 1988 to current year. Records for October 1951 to September 1987, at site 3.1 mi upstream, published "near Concord" (station 01089000) are not equivalent because of difference in drainage area.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 255.29 ft above North American Vertical Datum of 1988.
COOPERATION - USGS Federal Priority Streamgage.
REMARKS - WATER YEAR 2014, 2015, 2017, and 2018: Records good except those for estimated discharges, which are poor. WATER YEARS 2016 and 2019: Records good except those for estimated discharges, which are fair. Records affected by the annual drawdown event at Shellcamp Pond 21.5 mi upstream.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,110 ft³/s, May 14, 2006, gage height, 14.92 ft; minimum discharge, 4.4 ft³/s, September 5, 6, 7, 10, 11, 16, 17, and 18.