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DESCRIPTION:

Latitude 32°53'05.77",   Longitude 114°28'05.20"   NAD83

Imperial County, California, Hydrologic Unit 15030104

Drainage area: 188,500 square miles

Contributing drainage area: 184,500 square miles,

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2016-12-27	2025-12-10
Daily Data
Temperature, water, degrees Celsius	1973-10-16	2025-12-09	21939
Discharge, cubic feet per second	1976-10-01	2025-12-09	17967
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1971-10-01	2025-12-09	28727
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-08-09	2025-12-09	2230
pH, water, unfiltered, field, standard units	2023-08-08	2025-12-10	3309
Dissolved solids, water, filtered, sum of constituents, milligrams per liter	2017-01-01	2025-12-09	3229
Daily Statistics
Temperature, water, degrees Celsius	1973-10-16	2025-09-07	7470
Discharge, cubic feet per second	1976-10-01	2025-08-30	17866
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1971-10-01	2025-11-13	10899
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-08-09	2025-09-25	717
pH, water, unfiltered, field, standard units	2023-08-08	2025-11-13	807
Dissolved solids, water, filtered, sum of constituents, milligrams per liter	2017-01-01	2024-12-10	2868
Monthly Statistics
Temperature, water, degrees Celsius	1973-10	2025-09
Discharge, cubic feet per second	1976-10	2025-08
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1971-10	2025-11
Dissolved oxygen, water, unfiltered, milligrams per liter	2023-08	2025-09
pH, water, unfiltered, field, standard units	2023-08	2025-11
Dissolved solids, water, filtered, sum of constituents, milligrams per liter	2017-01	2024-12
Annual Statistics
Temperature, water, degrees Celsius	1974	2025
Discharge, cubic feet per second	1977	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1972	2026
Dissolved oxygen, water, unfiltered, milligrams per liter	2023	2025
pH, water, unfiltered, field, standard units	2023	2026
Dissolved solids, water, filtered, sum of constituents, milligrams per liter	2017	2025
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1964-11-05	2024-02-13	1241
Water-Year Summary	2006	2025	19
Revisions	Loading...

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