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Discontinuation of Streamgaging Stations

Discontinuation of Plum Island River at TPK Bridge at Plum Island, MA Streamgaging Station

The streamgaging station, Plum Island River at Plum Island, MA (42475200491701), was discontinued October 1, 2017 due to insufficient funds. This station has operated continuously since August 2015 and has provided river stage and discharge data to numerous Federal, State, and local water-management agencies to monitor and manage water resources.

If any Federal, State or local agencies are interested in providing the additional funds needed to continue operation of this streamflow gaging station, please contact Richard Verdi, Chief of Hydrologic Surveillance, New England Water Science Center (508-490-5064).



USGS 01100000 MERRIMACK RIVER BL CONCORD RIVER AT LOWELL, MA

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION--Lat 42° 38’45", long 71° 17’56", Middlesex County, Hydrologic Unit 01070002, on right bank at Lowell, 1,100 ft downstream from Concord River.
DRAINAGE AREA--Total above gage, 4,635 mi2; net above gage, 4,421 mi2—excludes 214 mi2 for use of Boston metropolitan district and city of Worcester.
PERIOD OF RECORD--Discharge: June 1923 to current year.
Water-quality records: Water years 1954, 1966–74, 1999.
GAGE--Data Collection Platform with satellite telemeter. Datum of gage is 5.18 ft above National Geodetic Vertical Datum of 1929. Prior to Mar. 7, 1934, at Boot Mills, 1,800 ft upstream and 700 ft above mouth of Concord River, in same gage pool and at same datum; gage-height record (provided by Proprietors of the Locks and Canals on Merrimack River) was indicative of flow including that of Concord River.
REMARKS--Daily discharge includes water released from 210 mi2 in basins of Sudbury and Nashua Rivers and Lake Cochituate. Flow regulated by powerplants, by Franklin Falls Reservoir since 1942, and by Squam, Newfound, Winnipesaukee, Winnisquam, and other lakes and reservoirs upstream.
COOPERATION BY--Massachusetts Department of Conservation and Recreation, Office of Water Resources.

Boating safety tips
This station managed by the Northborough MA Field Office.

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 2007-10-01  2017-10-20
00065 Gage height 2007-10-01  2017-10-20

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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: 2360 10-20-2017   14:00 EDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Oct 20 based on 93 years of record more
Min
(1958)
25th
percen-
tile
Most Recent
Instantaneous
Value Oct 20
Median Mean 75th
percen-
tile
Max
(2006)
252 2120 2360 2980 4760 5460 35900


Gage height, feet

Most recent instantaneous value: 42.24 10-20-2017   14:00 EDT
Graph of  Gage height, feet

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