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Water-Year Summary for Site 01104715

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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.
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Available Parameters
00065 Gage height(Mean)  
00067 Tide stage(Max.,Min.,Mean)  
62623 Tide stage(Max.,Mean)  

Water year 2021: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2021
01104715 CHARLES RIVER AT NEW CHARLES RIVER DAM AT BOSTON, MA
LOCATION - Lat 42°22'08", long 71°03'42" referenced to North American Datum of 1983, Suffolk County, MA, Hydrologic Unit 01090001, at New Charles River Dam, 0.7 mi north of Boston.
DRAINAGE AREA - 335 mi² of which 24 mi² probably is noncontributing.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
Charles River Stage: September 2002 to current year. Boston Harbor Tide Stage: October 2002 to September 2006, May 2008 to current year.
GAGE - Water-stage recorder with telephone telemeter. Datum of gage is Boston City Base. Subtract 105.62 ft to adjust gage height to elevation of National Geodetic Vertical Datum of 1929.
COOPERATION - Massachusetts Department of Conservation and Recreation, Division of Planning and Engineering.
REMARKS - Records are fair. Periods of missing record are not estimated. Frequent stage fluctuations are due to gate changes, lock operations, and pumping when necessary, at New Charles River Dam.
EXTREMES FOR PERIOD OF RECORD -
Charles River: Maximum gage height, 108.96 ft, Mar. 15, 2010, minimum gage height, 105.11 ft, July 6, 2005.
Boston Harbor: Maximum gage height, 115.04 ft, Jan. 3, 2014. Minimum gage height, 98.21 ft, Dec. 3, 2002.