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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 12323710 Willow Creek nr Anaconda, MT

Deer Lodge County, Montana
Hydrologic Unit Code 17010201
Latitude  46°03'52.24", Longitude 112°53'36.71" NAD83
Drainage area 13.7  square miles
Gage datum 5,190 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
Number of
Number of
All -- include all parameter groups 2004-12-15 2023-10-10 232 7539
Information 2004-12-15 2023-10-10 154 1320
Physical 2004-12-15 2023-10-10 232 2553
Inorganics, Major, Metals 2004-12-15 2023-10-10 143 594
Inorganics, Major, Non-metals 2004-12-15 2023-10-10 143 611
Inorganics, Minor, Metals 2004-12-15 2023-10-10 143 1714
Inorganics, Minor, Non-metals 2004-12-15 2023-10-10 143 286
Organics, other 2014-03-24 2023-10-10 76 76
Sediment 2004-12-15 2023-10-10 142 385