PROVISIONAL DATA SUBJECT TO REVISION

Station operated in cooperation with Portland Water Bureau.

STATION.-- 14138850 BULL RUN RIVER NEAR MULTNOMAH FALLS, OR
LOCATION.--Lat 45° 29'50", long 122° 00'50", near center of sec.12, T.1 S., R.6 E., Multnomah 
County, Hydrologic Unit 17080001, in Mount Hood National Forest, on right bank 1.2 mi 
upstream from North Fork, 7.0 mi southeast of  Multnomah Falls, and at 
mile 14.8.[location map]   
DRAINAGE AREA.--47.9 mi2. 
PERIOD OF RECORD.--August 1966 to current year. 
REVISED RECORDS.--WDR OR-91-l:  1990. 
GAGE.--Water-stage recorder and crest-stage gage. Elevation of gage is 1,080 ft above sea 
level, from topographic map. 
REMARKS.--Records provisional.  Regulation at times since 1915 by Bull Run Lake, usable 
capacity, 12,270 acre-ft.  No diversion upstream from station. 
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 15,800 ft3/s Nov. 25, 1999, gage height, 
14.46 ft; minimum discharge, 30 ft3/s Oct. 28-31, 1987.

NOTE: The most current shifted rating for this site can be found at USGS Rating Depot website.