Available data

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

2 data types available - data from 1989-10-01 to 2026-08-26

1 data types available - data from 1959-10-01 to 2026-08-25

2 data types available - data from 1904-08-08 to 2026-08-20

69 Observed properties (data types) available - with data from 1959-08-05 to 2013-04-08

331 Sampling activities

2 data types available - with data from 1952-04-01 to 2023-04-12

1 data types available - data from 1959-10-01 to 2026-08-25

Zoom out to see link to My Favorites

Operated in cooperation with:

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	06154100	n/a
Location name	Milk River near Harlem MT	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	48.4896416666667	n/a
Decimal longitude (WGS84)	-108.75895	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	Blaine County	005
Country	United States of America	n/a
Altitude of gage/land surface	2319.4 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	Middle Milk	10050004
Drainage basin		n/a
Date of first construction		n/a
Drainage area	9652 square miles	n/a
Contributing drainage area	8961 square miles	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