PROVISIONAL DATA SUBJECT TO REVISION

Station operated in cooperation with Portland Water Bureau.

STATION.--14138870 FIR CREEK NEAR BRIGHTWOOD, OR,br>
LOCATION.--Lat 45° 28'49", long 122° 01'28" in NE 1/4 SE 1/4 sec.14, T.1 S., R.6 E., Multnomah 
County, Hydrologic Unit 17080001, on right bank, 6.4 mi north of Brightwood and 0.6 mi above 
Bull Run Reservoir Number One.[location map]  
DRAINAGE AREA.--5.46 mi2. 
PERIOD OF RECORD.--October 1975 to current year. 
REVISED RECORDS.--WDR OR-78-1:  1976.  WDR OR-82-2:  1976(P), 1978-79(P), 1981, 
WDR OR-91-1:  1976. 
GAGE.--Water-stage recorder.  Elevation of gage is 1,440 ft above NGVD of 1929, from topographic 
map. 
REMARKS.--Records provisional.  No regulation or diversion upstream from station. 
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 1,290 ft3/s Dec. 2, 1977, gage height, 
5.64 ft; minimum  discharge, 1.5 ft3/s Oct. 19-21, 1991.

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