USGS 01100000 MERRIMACK RIVER BL CONCORD RIVER AT LOWELL, MA

PROVISIONAL DATA SUBJECT TO REVISION

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Station operated in cooperation with the 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
  
1990-10-01  2025-12-13
2007-10-01  2025-12-13







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 2090 12-13-2025   09:30 EST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Dec 13 based on 101 water years of record more
Min
(1965)		 Most Recent
Instantaneous
Value Dec 13		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(2009)
890 2090 3960 6910 8820 11400 34500

Gage height, feet, [Primary Radar]
Most recent instantaneous value: 42.07 12-13-2025   09:30 EST
Graph of Gage height, feet, [Primary Radar]

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