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DESCRIPTION:

Latitude 45°03'25.91",   Longitude 105°52'42.16"   NAD83

Powder River County, Montana, Hydrologic Unit 10090207

Drainage area: 8,029 square miles

Datum of gage: 3,350.60 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1989-10-01	2024-11-21
Daily Data
Discharge, cubic feet per second	1929-05-01	2024-11-20	34171
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001-05-21	2016-07-12	9431
Suspended sediment concentration, milligrams per liter	1974-10-01	1996-09-29	5070
Suspended sediment discharge, short tons per day	1974-10-01	1996-09-29	4626
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004-10-01	2013-09-30	1851
Daily Statistics
Discharge, cubic feet per second	1929-05-01	2024-09-29	34120
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001-05-21	2016-07-12	3366
Suspended sediment concentration, milligrams per liter	1974-10-01	1996-09-29	5070
Suspended sediment discharge, short tons per day	1974-10-01	1996-09-29	4626
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004-10-01	2013-09-30	1851
Monthly Statistics
Discharge, cubic feet per second	1929-05	2024-09
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001-05	2016-07
Suspended sediment concentration, milligrams per liter	1974-10	1996-09
Suspended sediment discharge, short tons per day	1974-10	1996-09
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004-10	2013-09
Annual Statistics
Discharge, cubic feet per second	1929	2024
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2001	2016
Suspended sediment concentration, milligrams per liter	1975	1996
Suspended sediment discharge, short tons per day	1975	1996
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2005	2013
Peak streamflow	1923-09-30	2023-10-15	95
Field measurements	1952-05-25	2024-11-19	545
Field/Lab water-quality samples	1969-07-22	2024-02-05	734
Water-Year Summary	2006	2023	18
Revisions	Loading...

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