USGS Water-Year Summary 2024
14138800 BLAZED ALDER CREEK NEAR RHODODENDRON, OR
LOCATION - Lat 45°27'10", long 121°53'25" referenced to North American Datum of 1927, in NW 1/4 SE 1/4 sec.25, T.1 S., R.7 E., Clackamas County, OR, Hydrologic Unit 17080001, Mount Hood National Forest, on right bank, 600 ft downstream from the confluence of Bedrock and Hickman Creeks, 8.6 mi north of Rhododendron and at mile 3.78.
DRAINAGE AREA - 8.17 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1963 to current year.
GAGE - Water-stage recorder. Elevation of gage is 2,540 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 2,610 ft³/s Dec. 22, 1964, gage height, 8.25 ft, from rating curve extended above 330 ft³/s on basis of slope-area measurement of peak flow; minimum discharge, 1.0 ft³/s Sept. 2-7, 2003.