- 12 - 



Short-Term Objective (1500 mg/U 



Fi 



from sample analysis 



+ from regression 



gure 4. TDS Three-Month Moving Flow-Weighted Concentration, East 

 Poplar River at International Boundary. 



1BOO-- 

 1700- - 

 1600-- 

 1000-- 

 1400-- 

 1SOO-- 

 12O0-- 

 1100" 

 1000- — 

 900-" 

 ■00-- 

 700-" 

 800-- 

 500-- 

 400-- 

 3O0-" 

 200-" 

 100- — 



Long-Term Obiective (1000 mg/L) 



Figure 5. TDS Five-Year Moving Flow-Weighted Concentration, East 

 Poplar River at International Boundary. 



