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USGS 01102000 IPSWICH RIVER NEAR IPSWICH, MA

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION--Lat 42°39’35", long 70°53’39", Essex County, Hydrologic Unit 01090001, on left bank 200 ft downstream from Willowdale Dam, 1.5 mi downstream from Howlett Brook, and 4 mi upstream from Ipswich.
DRAINAGE AREA--125 mi2.
PERIOD OF RECORD--Discharge: June 1930 to current year.
Water-quality records: Water years 1954, 1976–79.
REVISED RECORDS--WSP 1621: 1930–58 (monthly runoff). WDR MA-RI-84-1: drainage area.
GAGE--Data Collection Platform with satellite telemeter. Datum of gage is 19.83 ft above NAVD 1988. Datum previously reported as 20.63 ft above NGVD 1929.
REMARKS--Diversions upstream for municipal supply of Reading, Lynn, Peabody, Danvers, Salem, and Beverly. Occasional regulation by dams and reservoirs upstream.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources.

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This station managed by the Northborough MA Field Office.

Available Parameters Available Period
  
1988-07-09  2021-10-21
2007-10-01  2021-10-21







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 119 10-21-2021   16:00 EDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Oct 21 based on 91 water years of record more
Min
(1998)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Oct 21
Max
(1997)
2.80 14 37 94 110 119 1150


Gage height, feet

Most recent instantaneous value: 3.62 10-21-2021   16:00 EDT
Graph of  Gage height, feet

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