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DESCRIPTION:

Latitude 46°23'04.54",   Longitude 105°50'43.88"   NAD83

Custer County, Montana, Hydrologic Unit 10090102

Drainage area: 5,405 square miles

Datum of gage: 2,351.40 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1991-10-01	2024-11-01
Daily Data
Temperature, water, degrees Celsius	2020-10-01	2024-10-31	2703
Discharge, cubic feet per second	1938-04-01	2024-12-21	30240
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2004-04-29	2024-10-31	11893
Suspended sediment concentration, milligrams per liter	1977-08-31	1985-12-04	3018
Suspended sediment discharge, short tons per day	1977-08-31	1985-12-04	3018
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004-04-29	2013-04-09	4672
Daily Statistics
Temperature, water, degrees Celsius	2020-10-01	2024-10-31	901
Discharge, cubic feet per second	1938-04-01	2024-11-13	30208
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2004-04-29	2024-09-22	3931
Suspended sediment concentration, milligrams per liter	1977-08-31	1985-12-04	3018
Suspended sediment discharge, short tons per day	1977-08-31	1985-12-04	3018
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004-04-29	2013-04-09	1814
Monthly Statistics
Temperature, water, degrees Celsius	2020-10	2024-10
Discharge, cubic feet per second	1938-04	2024-11
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2004-04	2024-09
Suspended sediment concentration, milligrams per liter	1977-08	1985-12
Suspended sediment discharge, short tons per day	1977-08	1985-12
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004-04	2013-04
Annual Statistics
Temperature, water, degrees Celsius	2021	2025
Discharge, cubic feet per second	1938	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	2004	2024
Suspended sediment concentration, milligrams per liter	1977	1986
Suspended sediment discharge, short tons per day	1977	1986
Sodium adsorption ratio (SAR), water, estimated by regression equation, number	2004	2013
Peak streamflow	1938-06-01	2024-05-08	83
Field measurements	1967-06-18	2024-11-14	497
Field/Lab water-quality samples	1959-10-01	2016-10-25	848
Water-Year Summary	2006	2024	19
Revisions	Loading...

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