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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 14378200 ILLINOIS RIVER NEAR AGNESS, OR
Curry County, Oregon
Hydrologic Unit Code 17100311
Latitude  42°32'41.56", Longitude 124°03'06.89" NAD83
Drainage area 988  square miles
Gage datum 112 feet above NAVD88
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 
1942025-12-19 10:24:04PSTYesMQPUSGS1940012.87 FairClearNONE
1932025-12-19 09:27:30PSTYesMQPUSGS1920012.69 FairClearNONE
1922025-11-25 13:43:12PSTYesMQPUSGS11905.41 PoorClearNONE
1912025-11-25 13:06:30PSTYesMQPUSGS12905.41 PoorClearNONE
1902025-08-21 10:57:40PDTYesMQP/BDTUSGS1883.78 FairClearNONE
1892025-07-10 11:02:26PDTYesMQPUSGS3244.07 FairClearNONE
1882025-04-22 13:45PDTYesMQPUSGS28506.85 GoodClearNONE
1872025-03-13 13:50:58PDTYesMQP/BDT/TLCUSGS51708.36 GoodClearNONE
1862025-01-14 10:36:32PSTYesMQPUSGS45107.94 FairClearNONE
1852024-12-29 13:07:30PSTYesMQP/GMMUSGS7110024.13 PoorDebrisLightOTHR
1822024-11-26 09:54:30PSTYesMQP/BDTUSGS2430013.20 FairDebrisLightNONE
1812024-10-10 13:33PDTYesMQPUSGS1763.87 FairClearNONE
1832024-08-06 14:22:51PDTNo
1842024-08-06 14:20:13PDTNo
1802024-03-13 11:18:34PDTYesKJB/GMMUSGS17300 FairClearNONE
1792015-08-25 10:21PDTYesSHOR004142 Fair NONE
1782001-09-11 14:01PDTYeskkUSGS145 GoodUnspecifedNONE