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DESCRIPTION:

Latitude 32°48'44",   Longitude 114°30'51"   NAD27

Imperial County, California, Hydrologic Unit 15030107

Drainage area: 188,600 square miles

Contributing drainage area: 184,600 square miles,

Datum of gage: 123.05 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1987-10-01	2025-04-03
Daily Data
Discharge, cubic feet per second	1971-12-16	2025-04-02	19467
Daily Statistics
Discharge, cubic feet per second	1971-12-16	2025-03-24	19458
Monthly Statistics
Discharge, cubic feet per second	1971-12	2025-03
Annual Statistics
Discharge, cubic feet per second	1972	2025
Peak streamflow	1972-07-01	1995-11-01	24
Field measurements	1984-10-04	2025-03-25	705
Field/Lab water-quality samples	1972-07-17	2022-11-08	446
Water-Year Summary	2006	2024	19
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