USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01088400 MERRIMACK RIVER AT CONCORD, NH

Merrimack County, New Hampshire

Hydrologic Unit Code 01070002

Latitude 43°12'32", Longitude 71°31'51" NAD27

Drainage area 2,300.00 square miles

Gage datum 216.56 feet above NAVD88

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Meas. Number	Date Time	Time Datum	Measurement Used?	Who	Measuring Agency	Stream flow (ft³/s)	Gage Height (ft)	GH Change (ft)	Meas. Duration (hr)	Meas. Rated	Control	Flow Adjust. Code	Channel Number	Channel Name	Meas. type	Stream flow method	Velocity method	Channel flow (ft3/s)	Channel width (ft)	Channel area (ft2)	Channel vel. (ft/s)	Channel stability	Channel material	Channel evenness	Long. vel. desc.	Horz. vel. desc.	Vert. vel. desc.	Channel loc. code	Channel loc. dist.(ft)
25	2001-04-20 07:48	EDT	Yes	C_K/RGK	USGS	15200	8.90	-0.01	0.60	Fair	Clear	NONE	1	Imported Channel 1	CRAN	unspe	unkno	15200	435	5700	2.66	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
24	2000-07-19 11:55	EDT	Yes	CK/SLW	USGS	2810	3.36	0.00	0.50	Fair	Clear	NONE	1	Imported Channel 1	BOAT	unspe	unkno	2810	402	3490	0.74	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
23	2000-04-07 07:12	EDT	Yes	RGK/SLW	USGS	19000	10.64			Good	Clear	NONE	1	Imported Channel 1	OTHR	QIDIR		19000				UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
22	1999-09-22 -- --	--	Yes	RGK	USGS	8600	6.70			Unspecified		NONE	1	Imported Channel 1	UNSP	other		8600				UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
21	1989-04-13 -- --	--	Yes	SCS	USGS	7320	6.21			Unspecified		NONE	1	Imported Channel 1	CRAN	unspe	unkno	7320	439	4580	1.60	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
20	1987-04-09 -- --	--	Yes	SCS/JEK	USGS	27600	13.16	0.00	1.50	Unspecified		NONE	1	Imported Channel 1	CRAN	unspe	unkno	27600	468	8120	3.39	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
19	1985-04-07 -- --	--	Yes	SCS	USGS	23800	12.01	-0.24	2.00	Fair		NONE	1	Imported Channel 1	CRAN	unspe	unkno	23800	490	7410	3.21	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
15	1982-03-30 -- --	--	Yes	KWT/KEM	USGS	9130	5.58	0.00	1.00	Good		NONE	1	Imported Channel 1	CRAN	unspe	unkno	9130	390	5260	1.77	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
14	1981-11-19 -- --	--	Yes	KWT/REH	USGS	7520	5.80			Good		NONE	1	Imported Channel 1	CRAN	unspe	unkno	7520	390	5400	1.37	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
2	1979-05-07 -- --	--	Yes	KS/MW	USGS	7520	5.60	0.00	1.50	Fair		NONE	1	Imported Channel 1	CRAN	unspe	unkno	7520	455	4800	1.36	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP
1	1979-04-09 -- --	--	Yes	KS/MW	USGS	9640	6.63	-0.02	1.80	Fair		NONE	1	Imported Channel 1	CRAN	unspe	unkno	9640	455	5740	1.87	UNSP	UNSP	UNSP	unkn	UNSP	UNSP	UNSP

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: New Hampshire Water Data Support Team
Page Last Modified: 2024-12-21 06:36:53 EST
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