FIGURE 3. DISTRIBUTION OF CHLORIDES IN THE PRINCIPAL WATER BEARING ZONE, 

 (Concentrations as Cl~ in mg/l). 



Well number- 



8310 



Chloride concentration in shallow well less than 10 feet deep 



25 900 



' """-- Chloride concentration in well tapping principal water bearing zone 



Well samples taken March 1980 

 Lake samples taken May 1980 



257 



