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Available data

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Continuous data

2 data types available - data from 1991-10-01 to 2026-08-08

Daily data

1 data types available - data from 1927-03-18 to 2026-08-06

Field measurements

2 data types available - data from 1936-03-19 to 2026-06-02

Discrete sample data

169 Observed properties (data types) available - with data from 1952-10-12 to 1999-06-03

100 Sampling activities

Peak measurements

2 data types available - with data from 1928-04-09 to 2025-03-19

Statistical tables for select daily data types

1 data types available - data from 1927-03-18 to 2026-08-06

Important information about this monitoring location

The elevation of this station has been determined to be 799.44 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 799.44 feet to gage height values.

Location details and information

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Operated in cooperation with:

New Hampshire Department of Environmental Services

USGS - Cooperative Matching Funds

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	01131500	n/a
Location name	CONNECTICUT RIVER NEAR DALTON, NH	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	44.4100591356958	n/a
Decimal longitude (WGS84)	-71.7206438093676	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	Coos County	007
Country	United States of America	n/a
Altitude of gage/land surface	799.44 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.16 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Headwaters Connecticut River	01080101
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1514 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 Connecticut River Near Dalton, NH - USGS-01131500