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DESCRIPTION:

Latitude 32°21'04",   Longitude 111°05'38"   NAD27

Pima County, Arizona, Hydrologic Unit 15050302

Drainage area: 3,503 square miles

Datum of gage: 2,100 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1990-03-03	2023-10-01
Daily Data
Discharge, cubic feet per second	1939-10-01	2023-09-30	26965
Daily Statistics
Discharge, cubic feet per second	1939-10-01	2023-07-11	26884
Monthly Statistics
Discharge, cubic feet per second	1939-10	2023-07
Annual Statistics
Discharge, cubic feet per second	1940	2023
Peak streamflow	1940-08-14	2022-08-20	76
Field measurements	1969-08-06	2023-09-27	1394
Field/Lab water-quality samples	1977-08-01	2022-03-09	22
Water-Year Summary	2006	2022	17
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