3-11 Total Lead in Bank Sediment, 



Upper Clark Fork. . . « 3 -4 6c 



3-12 Downriver Trends in Acetic Acid- 



Extractable Copper 3 -4 9b 



3-13 Downriver Trends in Acetic Acid- 



Extractable Zinc. ... 3-49c 



3-14 DHES-WQB Sampling Stations in the 



Clark Fork Basin. 3-61a 



3-15 USGS Sampling Sites in the Upper 



Clark Fork Basin 3-62a 



3-16 Total Recoverable Copper Concentrations 



in Silver Bow Creek 3-68a 



3-17 Median Concentrations of Dissolved 

 and Total Arsenic, March 1985 to 

 September 1987 3-70a 



3-18 Median Concentrations of Dissolved 

 and Total Recoverable Copper, 

 March 1985 to September 1987 3-70b 



3-19 Median Concentrations of Dissolved 



and Total Recoverable Zinc, March 1985 



to September 1987 3 -7 0c 



3-20 Total Recoverable Copper 



Concentrations in the Clark Fork 3 -7 2 a 



3-21 Annual Loads of Total Recoverable 



Copper in the Clark Fork 3 -72b 



3-22 Annual Loads of Total Recoverable 



Zinc in the Clark Fork 3-72c 



3-23 Total Suspended Sediment Concentrations 



in Silver Bow Creek 3-76a 



3-24 Total Suspended Sediment Concentrations 



in the Clark Fork 3-77a 



3-25 Annual Loads of Total Suspended 



Sediment in the Clark Fork 3 -77b 



Vlll 



