Hazard Class | EC µS/cm | Quality | Season1 No % | Season2 No % | Season3 No % | Season4 No % | ||||
C0 | 0 - 100 | Excellent | 141 | 31.7 | 118 | 26.5 | 112 | 25.2 | 112 | 25.2 |
C1 | 101 - 250 | Very Good | 149 | 33.5 | 145 | 32.6 | 156 | 35.1 | 154 | 34.6 |
C2 | 251 - 750 | Good | 140 | 31.5 | 161 | 36.2 | 165 | 37.0 | 165 | 37.1 |
C3 | 751 - 2250 | Doubtful | 15 | 3.4 | 21 | 4.7 | 11 | 2.5 | 13 | 29.2 |
C4 | >2250 | Unsuitable | 0 | 0 | 0 | 0 | 1 | 0.2 | 1 | 0.2 |