USGS 01085500 CONTOOCOOK R BL HOPKINTON DAM AT W HOPKINTON, NH

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DESCRIPTION:: Latitude 43°11'34", Longitude 71°44'52" NAD27; Merrimack County, New Hampshire, Hydrologic Unit 01070003; Drainage area: 427 square miles; Datum of gage: 355.15 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	2001-10-01	2024-11-21
Daily Data
Discharge, cubic feet per second	1963-08-06	2024-11-20	17456
Daily Statistics
Discharge, cubic feet per second	1963-08-06	2024-10-03	17409
Monthly Statistics
Discharge, cubic feet per second	1963-08	2024-10
Annual Statistics
Discharge, cubic feet per second	1963	2025
Peak streamflow	1964-04-14	2024-04-14	60
Field measurements	1963-08-06	2024-11-20	504
Field/Lab water-quality samples	1965-08-01	1999-08-03	208
Water-Year Summary	2006	2024	18
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS New Hampshire Water Science Center; Email questions about this site to New Hampshire Water Science Center Water-Data Inquiries

U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL: https://waterdata.usgs.gov/nwis/inventory?

Page Contact Information: New Hampshire Water Data Support Team
Page Last Modified: 2024-11-21 06:11:11 EST
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