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DESCRIPTION:

Latitude 38°21'25",   Longitude 108°49'58"   NAD27

Montrose County, Colorado, Hydrologic Unit 140300021104

Drainage area: 2,147.0 square miles

Datum of gage: 4,911.36 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-10-01	2025-08-28
Daily Data
Temperature, water, degrees Celsius	1991-10-01	2025-08-27	35802
Discharge, cubic feet per second	1971-08-01	2025-08-27	19750
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1979-12-05	2025-08-27	28147
Dissolved solids, water, filtered, estimated by regression equation, milligrams per liter	1987-12-03	2025-08-27	11764
Daily Statistics
Temperature, water, degrees Celsius	1992-10-01	2025-05-15	11609
Discharge, cubic feet per second	1971-08-01	2024-11-11	19461
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1979-12-05	2025-06-08	15046
Dissolved solids, water, filtered, estimated by regression equation, milligrams per liter	1987-12-03	2019-10-27	10840
Monthly Statistics
Temperature, water, degrees Celsius	1992-10	2025-05
Discharge, cubic feet per second	1971-08	2024-11
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1979-12	2025-06
Dissolved solids, water, filtered, estimated by regression equation, milligrams per liter	1987-12	2019-10
Annual Statistics
Temperature, water, degrees Celsius	1993	2025
Discharge, cubic feet per second	1971	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1980	2025
Dissolved solids, water, filtered, estimated by regression equation, milligrams per liter	1988	2020
Peak streamflow	1970-09-06	2024-06-28	55
Field measurements	1973-04-25	2025-07-02	399
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1971-09-08	2024-01-22	569
Water-Year Summary	2005	2024	20
Revisions	Loading...

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