Ipswich River daily discharge, South Middleton, MA


USGS gaged daily discharge from the Ipswich River at South Middleton, Massachusetts (Station 01101500), draining 112.13 km2 of watershed.  Data are used for determining freshwater flows into the Plum Island Sound Estuary, MA.

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Data were downloaded from USGS web site:

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# The data you have obtained from this automated U.S. Geological Survey database
# have not received Director's approval and as such are provisional and subject to
# revision.  The data are released on the condition that neither the USGS nor the
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LOCATION--Lat 42° 34’10", long 71° 01’39", Essex County, Hydrologic Unit 01090001, on right bank in Peabody, 700 ft downstream from Boston Street Bridge at South Middleton, 1.3 mi downstream from Wills Brook, and 2 mi south of Middleton.
DRAINAGE AREA--44.5 mi2.
PERIOD OF RECORD--Discharge: June 1938 to current year.
Water-quality records: Water years 1957, 1959, 1999.
REVISED RECORDS--WSP 1301: 1942(M). WSP 1621: 1938–58 (monthly runoff). WDR MA-RI-84-1: drainage area.
GAGE--Data Collection Platform with satellite telemeter. Datum of gage is 44.97 ft above sea level (Massachusetts Geodetic Survey benchmark.)
REMARKS--Flow affected by upstream withdrawals for municipal supply of Lynn, Lynnfield, North Reading, and Wilmington. Occasional regulation by mill upstream Diversions upstream for municipal supply of Reading, Lynn, and Peabody.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources and Department of Environmental Protection, Office of Watershed Management


Data are downloaded from USGS web site, approximately annually
Version 01; EML metadata compiled in Excel
Version 02; data update, 27-Jan-2011
Version 03: January 31, 2012, updated data and metadata. Used MarcrosExportEML_HTML (working)pie_excel2007.xlsm 1/27/12 4:35 PM for QA/QC to EML 2.1.0
Version 04: April 18, 2013, data and metadata updated to comply with importation to Drupal and LTER PASTA. Research location name and description updated.Used MarcrosExportEML_HTML (working)pie_excel2007.xlsm 3/14/13 12:02 PM for QA/QC to EML 2.1.0
Version 05: October 23, 2013, data and metadata updated. Used MarcrosExportEML_HTML (working)pie_excel2007_Sep2013, 9/30/13 2:57 PM for QA/QC to EML 2.1.0
Version 06: February 9, 2016, updated data and metadata to January 18, 2016 to comply with importation to Drupal and LTER PASTA. Used MarcrosExportEML_HTML (working)pie_excel2007_Jan2015.xlsm 1/15/15 4:26 PM for QA/QC to EML 2.1.0

Version 07: July 29,2019, updated data and metadata to May 22,2019

Version 08: February 19, 2022, updated data and metadata to December 31, 2020


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