FEB-11 FEB-12 FEB-13 FEB-14 FEB-15 FEB-16 FEB-17
ELS Zone (1)              
Total Hardness (mg/L as CaCO3) (2) 181 176 181 181 182 185 186
pH (pH) (3) 8.1 8.1 8.1 8.1 8.1 8.2 8.2
Temperature (°C) -- -- -- -- -- -- --
Total Chlorine Residual (mg/L) (4) 1.92 1.94 1.92 1.92 1.93 1.93 1.92
Alkalinity (mg/L as CaCO3) (5) 122 120 121 123 125 127 126
Conductivity (µS/cm) (6) 378 377 378 379 379 380 379
Caustic Soda (mg/L) (7) 0.000 0.000 0.000 0.000 0.000 0.000 0.000