PROVISIONAL DATA SUBJECT TO REVISION

• Recreational information is available here.

LOCATION.--Lat 44° 43'18", long 115° 00'59" (NAD83), in SW1/4 NW1/4 SW1/4 
   sec.16, T.16 N., R.12 E., Valley County, Little Soldier Mountain quad., 
   Hydrologic Unit 17060205, Boise National Forest, on left bank at Middle Fork 
   Lodge, 300 ft upstream from Middle Fork Lodge bridge, 0.4 mi upstream from 
   Thomas Creek, 1.8 mi downstream from Marble Creek, 29 mi southeast of Yellow 
   Pine, and at mile 61.0.

DRAINAGE AREA.--1,040 mi2, approximately.

PERIOD OF RECORD.--April 1973 to September 1981, March 1999 to current year. 

REVISED RECORDS.--WDR ID-00-2: 1999.

GAGE.--Water-stage recorder. Elevation of gage is 4,380 ft above NGVD of 1929, 
   from topographic map. Prior to March 1999, gage was at site 600 ft downstream 
   at different datum.

EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 20,900 ft3/s June 16, 1974, 
   gage height, 10.80 ft, datum then in use; 
   minimum daily, 190 ft3/s Dec. 24, 25, 2001, Jan. 29, 2002.

Current shift-adjusted rating in tab-separated format.
These are updated daily and can change often! If you use these ratings it is important that you update often so that you have the most current version.
What is a shift-adjusted rating?

River forecasts and additional data are available at the National Weather Service Advanced Hydrologic Prediction Services web page.

Station operated in cooperation with U.S. Forest Service and Idaho Department of Water Resources.