Research Article
Water Quality Assessment of Tributaries of Batang Baleh in Sarawak Using Cluster Analysis
Table 4
Correlation matrix of physicochemical parameters collected from the tributary stations along the Batang Baleh.
| | | Temperature | pH | DO | Conductivity | Turbidity | Chl a | TSS | BOD5 | TAN | -N + -N | Org-N | TP |
| | Temperature | 1.000 | | | | | | | | | | | | | pH | 0.174 | 1.000 | | | | | | | | | | | | DO | -0.244 | 0.156 | 1.000 | | | | | | | | | | | Conductivity | -0.174 | 0.386 | 0.090 | 1.000 | | | | | | | | | | Turbidity | 0.093 | -0.175 | 0.166 | -0.556 | 1.000 | | | | | | | | | Chl a | 0.280 | -0.105 | -0.018 | -0.430 | 0.893 | 1.000 | | | | | | | | TSS | 0.030 | -0.168 | 0.279 | -0.599 | 0.982 | 0.814 | 1.000 | | | | | | | BOD5 | -0.410 | -0.090 | 0.579 | 0.292 | -0.175 | -0.428 | -0.071 | 1.000 | | | | | | TAN | 0.262 | -0.191 | -0.391 | -0.237 | 0.168 | 0.434 | 0.070 | -0.433 | 1.000 | | | | | -N + -N | -0.364 | -0.325 | 0.382 | 0.302 | -0.274 | -0.389 | -0.241 | 0.658 | -0.277 | 1.000 | | | | Org-N | 0.175 | -0.276 | 0.551 | -0.224 | 0.386 | 0.360 | 0.435 | 0.322 | 0.210 | 0.193 | 1.000 | | | TP | -0.102 | -0.192 | 0.416 | -0.402 | 0.563 | 0.351 | 0.638 | 0.436 | -0.040 | 0.146 | 0.678 | 1.000 |
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indicates significant correlation at value ≤ 0.05 |
