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Available data

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Continuous data

3 data types available - data from 1990-10-01 to 2026-08-02

Daily data

2 data types available - data from 1950-10-01 to 2026-07-31

Field measurements

3 data types available - data from 1950-11-28 to 2026-06-08

Discrete sample data

60 Observed properties (data types) available - with data from 1968-03-28 to 2012-10-10

82 Sampling activities

Statistical tables for select daily data types

2 data types available - data from 1950-10-01 to 2026-07-31

Important information about this monitoring location

The elevation of this gage is 930.63 ft above NAVD of 1988. To obtain stream water surface elevation values in NAVD88, add 930.63 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	01010000	n/a
Location name	St. John River at Ninemile Bridge, Maine	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	46.7005555555556	n/a
Decimal longitude (WGS84)	-69.7155555555556	n/a
Latitude-longitude method	Interpolated from digital map	N
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	Maine	23
State	Maine	23
County	Aroostook County	003
Country	United States of America	n/a
Altitude of gage/land surface	930.63 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.16 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit		01010001
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1338 square miles	n/a
Contributing drainage area	1338 square miles	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 St. John River at Ninemile Bridge, Maine - USGS-01010000