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DESCRIPTION:

Latitude 31°56'37",   Longitude 113°01'10"   NAD27
Pima County, Arizona   , Hydrologic Unit 15080102

Land surface altitude: 1,080 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Daily Data
Discharge, cubic feet per second	1981-10-01	1992-11-26	3865
Daily Statistics
Discharge, cubic feet per second	1981-10-01	1992-11-26	3865
Monthly Statistics
Discharge, cubic feet per second	1981-10	1992-11
Annual Statistics
Discharge, cubic feet per second	1982	1993
Field measurements	1919-07-16	1989-10-12	45
Field/Lab water-quality samples	1981-12-17	1982-08-04	2
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	1990-04-13	1992-11-26	74090

OPERATION:

Record for this site is maintained by the USGS Arizona Water Science Center

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