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DESCRIPTION:

Latitude 43°25'22",   Longitude 71°39'12"   NAD27

Merrimack County, New Hampshire, Hydrologic Unit 01070002

Drainage area: 1,507 square miles

Datum of gage: 251.08 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2000-10-01	2017-06-28
Daily Data
Discharge, cubic feet per second	1903-08-01	2017-06-27	32878
Daily Statistics
Discharge, cubic feet per second	1903-08-01	2016-10-30	32661
Monthly Statistics
Discharge, cubic feet per second	1903-08	2016-10
Annual Statistics
Discharge, cubic feet per second	1903	2017
Peak streamflow	1904-05-01	2016-02-26	108
Field measurements	1909-09-10	2017-05-30	139
Field/Lab water-quality samples	1954-09-30	1999-09-03	37
Water-Year Summary	2006	2016	11
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	2001-10-01	2007-09-30	192760

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Record for this site is maintained by the USGS New Hampshire Water Science Center

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