Table 36. Water Quality Parameters Measured at Gravel Removal Sites Whicti 



Exceeded Alaska Water Quality Standards (Values are the Average 



of Two to Eight Measurements) 



Study s i te 



Area 



Specific Suspended 



conductance Turbidity solids 

 (ymhos/cm) (JTU) (mg/S-) 



Dietrich -Upstream 

 8 July 1978 



Dietr i ch-Downstream 

 II July 1978 



MF Koyukuk-Downstream 

 20 August 1976 



Phelan Ck 



21 August 1978 



6.30. 

 5.20' 

 2.60 



56.0 

 56.0 



I 1.0 

 29.0 

 18.0 



154. 0_ 

 270.0. 

 186.0' 



a 



Value exceeds Alaska water quality standard for a defined beneficial 

 use (see Tab le 35) . 



May have some effect on aquatic life (see Table 35). 



275 



