|
|
JUL-11 |
JUL-12 |
JUL-13 |
JUL-14 |
JUL-15 |
JUL-16 |
JUL-17 |
|
Rossdale
Zone (1) |
|
|
|
|
|
|
|
|
Total
Hardness (mg/L as CaCO3) (2) |
171 |
174 |
173 |
174 |
173 |
169 |
173 |
|
pH (pH) (3) |
7.9 |
7.8 |
7.8 |
7.8 |
7.8 |
7.8 |
7.8 |
|
Temperature (°C) |
21.2 |
21.1 |
21.9 |
22.0 |
20.9 |
20.7 |
20.1 |
|
Total
Chlorine Residual (mg/L) (4) |
2.11 |
2.10 |
2.08 |
2.08 |
2.13 |
2.12 |
2.14 |
|
Alkalinity (mg/L as CaCO3) (5) |
120 |
119 |
119 |
122 |
118 |
120 |
120 |
|
Conductivity (µS/cm) (6) |
389 |
386 |
387 |
389 |
387 |
384 |
382 |
|
Caustic Soda (mg/L) (7) |
4.00 |
3.31 |
2.37 |
2.35 |
2.44 |
2.88 |
2.97 |