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USGS 01099500 CONCORD R BELOW R MEADOW BROOK, AT LOWELL, MA

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION--Lat 42° 38’12", long 71° 18’09", Middlesex County, Hydrologic Unit 01070005, on right bank 300 ft downstream from Rogers Street Bridge at Lowell, 0.3 mi downstream from River Meadow Brook, and 0.8 mi upstream from mouth.
DRAINAGE AREA--Total above gage, 400 mi2; net above gage, 307 mi2 — diversion as needed from 92.6 mi2 for use by Boston metropolitan district.
PERIOD OF RECORD--Discharge: October 1936 to current year. October, November 1936 monthly discharge only, published in WSP 1301.
Water-quality records: Water years 1953, 1967–74.
REVISED RECORDS--WDR MA-RI-84-1: drainage area.
GAGE--Data Collection Platform with satellite telemeter. Datum of gage is 66.60 ft above NAVD 1988. Datum previously reported as 67.41 ft above NGVD 1929.
REMARKS--Low flow regulated by mills upstream. Daily discharge includes undiverted water from 92.6 mi2 in basins of Sudbury River and Lake Cochituate. Prior to December 1961, diversion upstream for use by city of Lowell.
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
  
1990-10-01  2021-07-30
2007-10-01  2021-07-30







 (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: 1010 07-30-2021   17:30 EDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jul 30 based on 84 water years of record more
Min
(2016)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Jul 30
Max
(1938)
18.4 95 176 285 322 1010 3450


Gage height, feet

Most recent instantaneous value: 5.90 07-30-2021   17:30 EDT
Graph of  Gage height, feet

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