Water quality records at this station are operated seasonally (April 1 - October 31).

Available data

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

11 data types available - data from 1989-10-01 to 2026-08-02

11 data types available - data from 1928-10-01 to 2026-08-01

2 data types available - data from 1975-06-09 to 2026-07-28

105 Observed properties (data types) available - with data from 1961-09-07 to 2026-06-24

232 Sampling activities

10 data types available - data from 1928-10-01 to 2026-07-31

Water quality monitoring
in collaboration with the Assiniboine and Sioux Rural Water Supply System.

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Operated in cooperation with:

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	06177000	n/a
Location name	Missouri River near Wolf Point MT	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	48.067325000000004	n/a
Decimal longitude (WGS84)	-105.53309722222222	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	McCone County	055
Country	United States of America	n/a
Altitude of gage/land surface	1958.57 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.01 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Prairie Elk-Wolf	10060001
Drainage basin		n/a
Date of first construction		n/a
Drainage area	80650 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