SEP-04 SEP-05 SEP-06 SEP-07 SEP-08 SEP-09 SEP-10
Rossdale Zone (1)              
Total Hardness (mg/L as CaCO3) (2) 176 175 174 175 177 178 --
pH (pH) (3) 7.8 7.8 7.7 7.8 7.7 7.8 7.8
Temperature (°C) 19.5 18.9 18.7 19.0 19.2 19.2 17.7
Total Chlorine Residual (mg/L) (4) 2.22 2.16 2.20 2.27 2.27 2.27 2.21
Alkalinity (mg/L as CaCO3) (5) 115 114 113 114 114 116 115
Conductivity (µS/cm) (6) 395 386 379 375 376 380 379
Caustic Soda (mg/L) (7) 367. 502. 328. 234. 190. 197. 193.