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Water-Year Summary for Site 01097300

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2019: 2018-10-01 to 2019-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 42°30'45", long 71°24'17" referenced to North American Datum of 1927, Middlesex County, MA, Hydrologic Unit 01070005, on right bank 500 ft downstream from dam at North Acton, 2.2 mi northeast of Acton, and 5 mi upstream from mouth.
DRAINAGE AREA - 12.8 mi².
REVISIONS HISTORY - WDR MA-RI-84-1: Drainage area; 2011 water year, annual peak discharge and gage height.
PERIOD OF RECORD - Discharge: July 1963 to current year.
GAGE - Water-stage recorder with satellite telemeter. Elevation of gage is 155 ft above National Geodetic Vertical Datum of 1929, from topographic map. Prior to Jan. 8, 1997, at site 1,000 ft downstream, at same elevation.
COOPERATION - Massachusetts Department of Conservation and Recreation, Office of Water Resources.
REMARKS - Records good except those for estimated daily discharge, which are poor. Occasional regulation since 1967 by pond upstream.

Note: The historical peak gage height of 7.86 ft on Mar. 15, 2010 was from the peak-stage indicator.
DATUM - Land-surface datum is 155 ft above National Geodetic Vertical Datum of 1929. Measuring point: MEASURINGPOINT.
PERIOD OF RECORD - Water quality records: Water years 1972-74, 1976-78.