JAN-15 JAN-16 JAN-17 JAN-18 JAN-19 JAN-20 JAN-21
ELS Zone (1)              
Total Hardness (mg/L as CaCO3) (2) 182 180 178 175 176 177 182
pH (pH) (3) 8.0 8.0 8.0 8.0 8.0 8.0 8.0
Temperature (°C) -- -- -- -- -- -- --
Total Chlorine Residual (mg/L) (4) 1.97 1.96 1.96 1.97 1.94 1.96 1.96
Alkalinity (mg/L as CaCO3) (5) 124 122 119 117 120 120 121
Conductivity (µS/cm) (6) 375 370 365 363 364 369 374
Caustic Soda (mg/L) (7) 0.000 0.000 0.000 0.000 0.000 0.000 0.000