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Water Quality Samples for the Nation

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 06307830 Tongue R bl Brandenberg bridge nr Ashland MT

Rosebud County, Montana
Hydrologic Unit Code 10090102
Latitude  45°50'25.39", Longitude 106°13'24.36" NAD83
Drainage area 3,879  square miles
Gage datum 2,760 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
Code
Count Begin
Date
End
Date
Parameter Code Complete Name
00600 116 1974-04-10 2003-09-02 Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, unfiltered, milligrams per liter
00605 104 1974-04-10 2007-08-07 Organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
00608 29 2000-08-16 2007-08-07 Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as nitrogen
00610 76 1974-04-10 1981-09-15 Ammonia (NH3 + NH4+), water, unfiltered, milligrams per liter as nitrogen
00613 70 2000-06-13 2007-08-07 Nitrite, water, filtered, milligrams per liter as nitrogen
00625 116 1974-04-10 2003-09-02 Ammonia plus organic nitrogen, water, unfiltered, milligrams per liter as nitrogen
00630 77 1974-04-10 1981-09-15 Nitrate plus nitrite, water, unfiltered, milligrams per liter as nitrogen
00631 71 2000-06-13 2007-08-07 Nitrate plus nitrite, water, filtered, milligrams per liter as nitrogen
00650 2 1979-04-25 1979-05-24 Phosphate, water, unfiltered, milligrams per liter as PO4
00665 148 1974-04-10 2007-08-07 Phosphorus, water, unfiltered, milligrams per liter as phosphorus
00671 71 2000-06-13 2007-08-07 Orthophosphate, water, filtered, milligrams per liter as phosphorus
62855 31 2003-10-07 2007-08-07 Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, unfiltered, analytically determined, milligrams per liter
71845 76 1974-04-10 1981-09-15 Ammonia (NH3 + NH4+), water, unfiltered, milligrams per liter as NH4
71846 29 2000-08-16 2007-08-07 Ammonia (NH3 + NH4+), water, filtered, milligrams per liter as NH4
71886 22 1979-04-25 1981-09-15 Phosphorus, water, unfiltered, milligrams per liter as PO4
71887 76 1974-04-10 1981-09-15 Total nitrogen [nitrate + nitrite + ammonia + organic-N], water, unfiltered, milligrams per liter as nitrate