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Water Quality Samples for Montana

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Questions or concerns about USGS data and data products in Montana and Wyoming can be directed to the Wyoming-Montana Water Science Center Data Management Section.


! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.

USGS 12323800 Clark Fork near Galen MT

Deer Lodge County, Montana
Hydrologic Unit Code 17010201
Latitude  46°12'29.67", Longitude 112°46'02.46" NAD83
Drainage area 656  square miles
Gage datum 4,749 feet above NGVD29
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Parameter Group Summary of Available Data
Parameter Group First
Date
Last
Date
Number of
Samples
Number of
Values
All -- include all parameter groups 1971-07-25 2023-11-02 558 13971
Information 1971-07-25 2023-11-02 462 2114
Physical 1971-07-25 2023-11-02 555 5077
Inorganics, Major, Metals 1971-07-25 2023-11-02 306 779
Inorganics, Major, Non-metals 1971-07-25 2023-11-02 315 774
Nutrient 1971-07-25 1998-08-18 13 127
Microbiological 1971-07-25 1973-12-18 27 54
Biological 1998-08-19 1998-08-19 3 3
Inorganics, Minor, Metals 1971-07-25 2023-11-02 301 3585
Inorganics, Minor, Non-metals 1971-07-25 2023-11-02 293 597
Organics, other 1971-07-25 1998-08-18 5 5
Radiochemical 1998-08-18 1998-08-19 4 5
Sediment 1988-07-06 2023-11-02 298 851