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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 12323670 Mill Creek nr Anaconda, MT

Deer Lodge County, Montana
Hydrologic Unit Code 17010201
Latitude  46°04'58.70", Longitude 112°55'01.88" NAD83
Drainage area 39.5  square miles
Gage datum 5,470 feet above NAVD88
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 2004-10-26 2023-11-01 229 8046
Information 2004-10-26 2023-11-01 164 1486
Physical 2004-10-26 2023-11-01 229 2629
Inorganics, Major, Metals 2004-12-15 2023-11-01 154 632
Inorganics, Major, Non-metals 2004-12-15 2023-11-01 154 649
Inorganics, Minor, Metals 2004-12-15 2023-11-01 154 1845
Inorganics, Minor, Non-metals 2004-12-15 2023-11-01 154 308
Organics, other 2014-03-25 2023-11-01 80 80
Sediment 2004-12-15 2023-11-01 153 417