Water quality records at this station are operated seasonally during ice free conditions (approximately March - October).

Available data

Select data types to graph from categories based on the way the data were collected.

6 data types available - data from 2009-03-01 to 2026-08-18

5 data types available - data from 2009-03-01 to 2026-08-17

2 data types available - data from 2009-02-19 to 2026-07-30

65 Observed properties (data types) available - with data from 2009-02-19 to 2026-07-15

213 Sampling activities

2 data types available - with data from 2009-06-01 to 2025-05-31

5 data types available - data from 2009-03-01 to 2026-08-16

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	12324400	n/a
Location name	Clark Fork ab Little Blackfoot R nr Garrison MT	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	46.5109111111111	n/a
Decimal longitude (WGS84)	-112.789686111111	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	4350 feet	n/a
Method altitude determined	Interpolated from topographic map.	M
Altitude accuracy	10 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Upper Clark Fork	17010201
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1130 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