N 136.7 ALIAH CREEK (lake Kerka) 



LOCATION: 59*26 '30" N. 158%0'30" W. 



PREVIOUS NAI-IES OR NUMBERS: 



U.S.G.S. l^AJ: Dillingham, Alaska, 1:250,000, 195I 



PHYSICAL DESCRIPTION 



TOTAL LENGTH: 1.2 miles 



LENGTH ACCESSIBLE TO SAU-ION: O.3 mile 



AVERAGE WIDTH: 7' RANGE: 6'-l8' 



AVERAGE DEPTH: 12" RANGE: 6"-2i^" 



TOTAL ACCESSIBLE SPAWNING AREA: 0.26 acre 



POTENTIAL SPAWNING AREA: 67^; O.I9 acre 



BOTTOM QUALITY: 90fo gravel, IQfJo rubble 



T'JATERSHED: 0.8 square mile. Drains side of mountain through steep gorged 

 riverbed. Heavy willows follow creek. No obstructions in lower part 

 of creek. 



GRADIENT: 



WATER VELOCITY: Average =3.2 fps. 



Range = 3.O-U.6 "f^s, 



FLOW: 57.2 cfs, (Aug. 7, I96O). High RANGE: 

 water level. Flow station at movtth 

 of creek. 



AIR TEMEEIRATURE: 11.1° C. (Aug. 1, I96O) 



WATER TEMPERATURE: 6.7° C. (Atig. 7, I960) 



POOI£ AND RIFFLES: None in lower part. 



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