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USGS 14170000 LONG TOM RIVER AT MONROE, OR

PROVISIONAL DATA SUBJECT TO REVISION

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Station operated in cooperation with U.S. Army Corps of Engineers.

NOTE: River forecasts and additional data can be obtained at the 
National Weather Service's Advanced Hydrologic Prediction Services web page.

NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.
Boating safety tips
Available Parameters Available Period
  
2019-09-17  2025-09-09
1986-10-01  2025-09-09
2007-10-01  2025-09-09







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
Most recent instantaneous value: 21.5 09-09-2025   15:45 PDT
Graph of Temperature, water, degrees Celsius

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Discharge, cubic feet per second
Most recent instantaneous value: 41.2 09-09-2025   15:45 PDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Sep 9 based on 101 water years of record more
Min
(1924)		 25th
percen-
tile		 Median Most Recent
Instantaneous
Value Sep 9		 75th
percen-
tile		 Mean Max
(1964)
9.00 30 39 41.2 56 112 1250

Gage height, feet
Most recent instantaneous value: 4.24 09-09-2025   15:45 PDT
Graph of Gage height, feet

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