2lU 



C 116. h CURRAHT CREEK (Lake Clark) 



LOCATION: 6o''l8'12" II. 15U''00'I+8" W. 



PREVIOUS IJAl'IES OR NUirDERS: 13 



U.S.G.S. riAP: lake Clark, 1:250,000 



P];YSICAL DESCRIPTION 



TOrAL LENGTH: I9.3 miles 



LENGTH ACCESSIBLE TO SAIIION: I9.3 miles 



AVERAGE WIDTH: 75' RANGE: 



AVERAGE DEPTH: RANGE: 



TOTAL ACCESSIBLE SPAWNKG AREA: 



POTEirTlAL SPAVnfING AREA: 



BOTTOM QUALITY: Sand, silt, imstable. 



WATERSHED: l^fl square miles. A glacial valley heavily forested with spruce, 

 birch, and cottonwood. Subject to frequent severe flooding, glacial. 

 Source: surface runoff and glaciers. 



GRADIENT: 97 '/mile 



WATER VELOCITY: 2.0 fps (July 1^+, I962). Measured 1,000 yards from mouth, 

 normal summer flow. 



FLOW: RANGE: 



AIR TEMPERATURE: 15.0° C. (July ih, I962) 



WATER TEMH'IRATURE: 8.0° C. (July l^i, I962) 



POOLS AND RIFFLES: 



