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Available data

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Continuous data

2 data types available - data from 1991-06-01 to 2026-08-06

Daily data

2 data types available - data from 1972-09-26 to 2026-08-05

Field measurements

2 data types available - data from 1971-10-08 to 2026-07-31

Discrete sample data

77 Observed properties (data types) available - with data from 1982-06-22 to 2013-08-26

410 Sampling activities

Peak measurements

2 data types available - with data from 1972-12-21 to 2024-04-05

Statistical tables for select daily data types

2 data types available - data from 1972-09-26 to 2026-08-04

Important information about this monitoring location

The elevation of zero gage height has been determined to be 4,347.73 feet above NAVD88. To obtain stream water-surface elevation values in NAVD88, add 4,347.73 feet to gage height values.

Location details and information

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Operated in cooperation with:

Montana Department of Fish, Wildlife, and Parks

USGS - Cooperative Matching Funds

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	12324590	n/a
Location name	Little Blackfoot River near Garrison MT	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	46.51948333333333	n/a
Decimal longitude (WGS84)	-112.79317222222222	n/a
Latitude-longitude method	Interpolated from digital map	N
Latitude-longitude accuracy	Accurate to + or - .1 sec (Differentially-Corrected GPS).	1
District	Montana	30
State	Montana	30
County	Powell County	077
Country	United States of America	n/a
Altitude of gage/land surface	4347.73 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.05 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Upper Clark Fork	17010201
Drainage basin		n/a
Date of first construction		n/a
Drainage area	414 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	MST	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 Little Blackfoot River near Garrison MT - USGS-12324590