USGS 07194800 Illinois River at Savoy, AR

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DESCRIPTION:: Latitude 36°06'11", Longitude 94°20'40" NAD83; Washington County, Arkansas, Hydrologic Unit 11110103; Drainage area: 167 square miles; Datum of gage: 1,018.97 feet above NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations (availability statement)	1986-04-08	2025-11-15
Daily Data
Discharge, cubic feet per second	1979-06-21	2025-11-14	10205
Daily Statistics
Discharge, cubic feet per second	1979-06-21	2025-08-05	10104
Monthly Statistics
Discharge, cubic feet per second	1979-06	2025-08
Annual Statistics
Discharge, cubic feet per second	1979	2025
Peak streamflow	1980-03-30	2024-05-05	32
Field measurements	1957-08-08	2025-08-06	318
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1968-09-11	2023-05-24	500
Water-Year Summary	2006	2024	19
Revisions	Loading...

OPERATION:: Record for this site is maintained by the USGS Arkansas Water Science Center; Email questions about this site to Arkansas 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: Arkansas Water Data Support Team
Page Last Modified: 2025-11-15 20:15:05 EST
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