DEC-88 JUN-89 DEC-89 JUN-90 DEC-90 DATE F K/ F z w (-9 r-H (-9 JUN-91 DEC-91 Figure 44. Chloride concentrations of the D. B. Lee well deep monitor zone (data from the DER Bureau of Drinking and Groundwater Resources). 18 14 -n 0 CD 0 (0 C: (D) 1< (7) za E F- 12 10 4 1 JUL-88