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DESCRIPTION:

Latitude 43°17'49",   Longitude 71°41'42"   NAD27

Merrimack County, New Hampshire, Hydrologic Unit 01070003

Drainage area: 129 square miles

Datum of gage: 431.17 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2024-10-01	2025-12-25
Daily Data
Discharge, cubic feet per second	1918-05-16	2025-12-24	24193
Daily Statistics
Discharge, cubic feet per second	1918-05-16	2025-09-11	24090
Monthly Statistics
Discharge, cubic feet per second	1918-05	2025-09
Annual Statistics
Discharge, cubic feet per second	1918	2025
Peak streamflow	1919-03-30	2016-02-27	92
Field measurements	1938-09-22	2025-09-12	214
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1956-12-18	1999-09-02	134
Water-Year Summary	2006	2013	8
Revisions	Loading...

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