A 26.2 YOUTH CREEK (lake Alekmgik) 



LOCATIOK: 59*'26'2l|" K. IJc^'oi'OO" \h 



PREVIOUS KAI>IES OR LIUlvffiERS: 



U.S.G.S. I-lAP: Goodnevs, Alaska, 1:250,000, I95I 



PHYSICAL DESCRIPTION 



TOTAL LENGTH: 13 miles 



LENGTH ACCESSIBLE TO SAmON: Not observed. 



AVERAGE VHDTH: Approximately ^5 ' RANGE: 30'-80' 



AVERAGE DEPTH: 3-5' (Midstream) RANGE: 1.6'-8.0' (ffidstream) 



TOTAL ACCESSIBLE SPAraKG AREA: 7O.89 acres 



PCTEITTIAL SPAraiNG AREA: 



BOTTOM QUALITY: "JO^ rubble, 20,j sand, 10-,j gravel 



WATERSHED: I8.O sqijare miles. Moimtain valley drainage through short 

 canyon and flat grade. No obstructions for at least 3 miles. 



GRADIEIW: 



WATER VELOCITY: Average = 3-5 t^S- 



Range = 2.5-^^.0 ^s. 



FLOW: 250 cfs. (Aug. 9, I961). High RANGE: 

 ^Tater level. Flow station 200 

 yards up from mouth. 



AIR TEMPERATURE: Not observed. 



WATER TEMPERATURE: Not observed. 



POOLS Airo RIFFLES: Several deex) areas. 



37 



