JUL-17 JUL-18 JUL-19 JUL-20 JUL-21 JUL-22 JUL-23
Rossdale Zone (1)              
Total Hardness (mg/L as CaCO3) (2) 173 171 171 168 172 165 174
pH (pH) (3) 7.7 7.8 7.8 7.8 7.8 7.8 7.8
Temperature (°C) 21.1 21.5 21.6 20.5 19.9 19.9 20.3
Total Chlorine Residual (mg/L) (4) 2.16 2.23 2.19 2.20 2.13 2.11 2.22
Alkalinity (mg/L as CaCO3) (5) 111 110 112 110 111 107 104
Conductivity (µS/cm) (6) 402 403 402 394 400 411 415
Caustic Soda (mg/L) (7) 16.6 16.1 13.2 13.2 17.5 20.9 18.0