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Available data

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Continuous data

2 data types available - data from 2001-10-01 to 2026-08-18

Daily data

1 data types available - data from 1903-08-01 to 2026-08-16

Field measurements

2 data types available - data from 1909-09-10 to 2026-06-04

Discrete sample data

36 Observed properties (data types) available - with data from 1954-09-30 to 1999-09-03

37 Sampling activities

Peak measurements

2 data types available - with data from 1904-05-01 to 2025-03-19

Statistical tables for select daily data types

1 data types available - data from 1903-08-01 to 2026-08-16

Important information about this monitoring location

The elevation of this station has been determined to be 250.58 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 250.58 feet to gage height values.

Location details and information

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USGS - Federal Priority Streamgages

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	01081500	n/a
Location name	MERRIMACK RIVER AT FRANKLIN JUNCTION, NH	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	43.4228545641333	n/a
Decimal longitude (WGS84)	-71.6528543423813	n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	New Hampshire	33
State	New Hampshire	33
County	Merrimack County	013
Country	United States of America	n/a
Altitude of gage/land surface	250.58 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.01 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Winnipesaukee River	01070002
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1507 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	EST	n/a
Site honors Daylight Saving Time	Y	n/a
National aquifer		n/a
Local aquifer		n/a
Local aquifer type		n/a
Well depth		n/a
Hole depth		n/a
Source of depth data		n/a

Monitoring location Merrimack River at Franklin Junction, NH - USGS-01081500