APR-24 APR-25 APR-26 APR-27 APR-28 APR-29 APR-30
ELS Zone (1)              
Total Hardness (mg/L as CaCO3) (2) 152 153 161 161 166 168 167
pH (pH) (3) 7.9 7.9 7.9 7.9 8.0 8.0 8.1
Temperature (°C) -- -- -- -- -- -- --
Total Chlorine Residual (mg/L) (4) 1.95 1.92 1.92 1.93 1.93 1.99 1.90
Alkalinity (mg/L as CaCO3) (5) 106 106 109 115 117 117 120
Conductivity (µS/cm) (6) 377 383 393 397 401 123 406
Caustic Soda (mg/L) (7) 17.3 18.4 18.7 17.1 15.7 11.6 15.0