JUL-20 JUL-21 JUL-22 JUL-23 JUL-24 JUL-25 JUL-26
ELS Zone (1)              
Total Hardness (mg/L as CaCO3) (2) 184 180 181 182 178 181 --
pH (pH) (3) 7.7 7.7 7.7 7.7 7.7 7.7 7.7
Temperature (°C) -- -- -- -- -- -- --
Total Chlorine Residual (mg/L) (4) 2.08 2.06 2.11 2.11 2.09 2.09 2.15
Alkalinity (mg/L as CaCO3) (5) 121 122 122 122 120 122 122
Conductivity (µS/cm) (6) 404 403 404 400 396 398 395
Caustic Soda (mg/L) (7) 2.50 1.97 1.80 1.66 1.72 1.07 1.14