| Cluster 1 | Cluster 2 | Cluster 3 | |||
Mean | Stdev. | Mean | Stdev. | Mean | Stdev. | |
pH | 8.2 | 0.2 | 7.8 | 0.1 | 7.9 | 0.0 |
DO | 6.4 | 0.2 | 5.7 | 0.6 | 6.3 | 0.0 |
BOD | 2.8 | 0.7 | 7.1 | 3.3 | 10.5 | 0.0 |
FC | 33.8 | 26.7 | 12.8 | 7.9 | 11326.0 | 0.0 |
TC | 135.6 | 102.7 | 153.4 | 105.9 | 19075.0 | 0.0 |
Am-N | 0.2 | 0.2 | 1.0 | 1.0 | 0.1 | 0.0 |
Nitrate | 1.1 | 0.3 | 1.5 | 1.58 | 1.1 | 0.0 |