USGS 07196500 Illinois River near Tahlequah, OK

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DESCRIPTION:: Latitude 35°55'31.97", Longitude 94°55'18.13" NAD83; Cherokee County, Oklahoma, Hydrologic Unit 11110103; Drainage area: 950 square miles; Contributing drainage area: 950 square miles,; Datum of gage: 665.08 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	1990-10-01	2025-06-13
Daily Data
Discharge, cubic feet per second	1935-10-01	2025-06-12	32763
Daily Statistics
Discharge, cubic feet per second	1935-10-01	2025-03-12	32671
Monthly Statistics
Discharge, cubic feet per second	1935-10	2025-03
Annual Statistics
Discharge, cubic feet per second	1936	2025
Peak streamflow	1916-01	2024-05-08	92
Field measurements	1980-08-19	2025-05-21	346
Field/Lab water-quality samples	1955-08-23	2024-02-22	856
Water-Year Summary	2006	2024	19
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS Oklahoma Water Science Center; Email questions about this site to Oklahoma 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://waterdata.usgs.gov/nwis/inventory?

Page Contact Information: Oklahoma Water Data Support Team
Page Last Modified: 2025-06-13 11:58:35 EDT
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