USGS 09486500 SANTA CRUZ RIVER AT CORTARO, AZ

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DESCRIPTION:: Latitude 32°21'02.60", Longitude 111°05'45.15" NAD83; Pima County, Arizona, Hydrologic Unit 15050302; Drainage area: 3,503 square miles; Datum of gage: 2,123.61 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	1990-03-03	2025-07-17
Daily Data
Discharge, cubic feet per second	1939-10-01	2025-07-16	27620
Daily Statistics
Discharge, cubic feet per second	1939-10-01	2025-03-26	27508
Monthly Statistics
Discharge, cubic feet per second	1939-10	2025-03
Annual Statistics
Discharge, cubic feet per second	1940	2025
Peak streamflow	1940-08-14	2023-01-17	77
Field measurements	1969-08-06	2025-07-16	1484
Field/Lab water-quality samples	1977-08-01	2022-03-09	22
Water-Year Summary	2006	2024	19
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS Arizona Water Science Center; Email questions about this site to Arizona Water Science Center Water-Data Inquiries

U.S. Department of the Interior | U.S. Geological Survey
Title: NWIS Site Information for USA: Site Inventory
URL: https://nwis.waterdata.usgs.gov/nwis/inventory?

Page Contact Information: Arizona Water Data Support Team
Page Last Modified: 2025-07-17 06:56:18 EDT
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