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Water Quality Samples for Wyoming

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Questions or concerns about USGS data and data products in Wyoming and Montana 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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 06635000 MEDICINE BOW R AB SEMINOE RESERVOIR, NR HANNA, WY

Carbon County, Wyoming
Hydrologic Unit Code 10180004
Latitude  42°00'35", Longitude 106°30'45" NAD27
Drainage area 2,338  square miles
Contributing drainage area 1,942  square miles
Gage datum 6,415.4 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 1965-07-28 2024-02-22 494 17686
Information 1978-07-18 2024-02-22 294 990
Physical 1965-07-28 2024-02-22 486 5292
Inorganics, Major, Metals 1965-07-28 2016-06-27 341 2026
Inorganics, Major, Non-metals 1965-07-28 2024-02-22 435 3093
Nutrient 1965-07-28 2023-10-05 424 3128
Microbiological 2016-07-27 2022-09-13 75 75
Inorganics, Minor, Metals 1965-07-28 2016-06-27 217 1068
Inorganics, Minor, Non-metals 1965-07-28 2016-06-27 244 528
Organics, other 1965-07-28 1989-07-21 26 39
Radiochemical 1977-11-14 1993-06-29 66 696
Sediment 1971-10-07 2014-09-12 239 751