Research Article
Water Quality Assessment of Tributaries of Batang Baleh in Sarawak Using Cluster Analysis
Table 3
Summary of water quality at the tributary station of the Batang Baleh.
| Station | Chl a, mg/m3 | TSS, mg/L | BOD5, mg/L | TAN, mg/L | -N + -N, mg/L | Org-N, mg/L | TP, mg/L | Mean | SD | Mean | SD | Class | Mean | SD | Class | Mean | SD | Class | Mean | SD | Mean | SD | Mean | SD | Class |
| St 1 | 0.02 | 0.00 | 47.0 | 5.6 | II | 3.28 | 0.50 | III | 0.10 | 0.03 | II | 0.073 | 0.006 | 0.28 | 0.03 | 0.40 | 0.03 | > II | St 2 | 0.10 | 0.02 | 42.3 | 5.0 | II | 3.02 | 0.26 | III | 0.08 | 0.02 | I | 0.050 | 0.010 | 0.26 | 0.00 | 0.08 | 0.00 | I | St 3 | 0.11 | 0.01 | 17.3 | 1.5 | I | 3.26 | 0.44 | III | 0.07 | 0.01 | I | 0.027 | 0.006 | 0.37 | 0.03 | 0.34 | 0.01 | > II | St 4 | 0.23 | 0.01 | 17.3 | 2.9 | I | 2.55 | 0.11 | II | 0.07 | 0.01 | I | 0.080 | 0.020 | 0.36 | 0.06 | 0.28 | 0.03 | > II | St 5 | 0.11 | 0.01 | 17.7 | 2.1 | I | 2.31 | 0.04 | II | 0.21 | 0.04 | II | 0.060 | 0.010 | 0.44 | 0.00 | 0.14 | 0.01 | I | St 6 | 0.35 | 0.07 | 33.0 | 2.0 | II | 1.98 | 0.37 | II | 0.14 | 0.01 | II | 0.003 | 0.006 | 0.30 | 0.02 | 0.03 | 0.01 | I | St 7 | 0.39 | 0.04 | 486.7 | 8.7 | V | 2.98 | 0.08 | II | 0.14 | 0.01 | II | 0.013 | 0.006 | 0.53 | 0.04 | 0.85 | 0.06 | > II | St 8 | 0.26 | 0.04 | 14.3 | 1.5 | I | 0.80 | 0.14 | I | 0.16 | 0.02 | II | 0.010 | 0.000 | 0.43 | 0.11 | 0.03 | 0.00 | I | St 9 | 1.36 | 0.21 | 888.3 | 97.5 | V | 0.81 | 0.50 | I | 0.17 | 0.01 | II | 0.010 | 0.000 | 0.45 | 0.03 | 0.50 | 0.01 | > II | St 10 | 0.32 | 0.02 | 20.0 | 1.7 | I | 0.91 | 0.42 | I | 0.14 | 0.01 | II | 0.020 | 0.000 | 0.37 | 0.06 | 0.32 | 0.10 | > II | St 11 | 0.23 | 0.05 | 104.2 | 3.8 | III | 1.20 | 0.27 | II | 0.15 | 0.03 | II | 0.000 | 0.000 | 0.12 | 0.01 | 0.05 | 0.00 | I | St 12 | 0.19 | 0.01 | 57.7 | 4.0 | III | 1.24 | 0.40 | II | 0.18 | 0.01 | II | 0.023 | 0.006 | 0.20 | 0.04 | 0.02 | 0.00 | I | St 13 | 0.28 | 0.04 | 26.7 | 2.9 | II | 0.22 | 0.19 | I | 0.13 | 0.00 | II | 0.000 | 0.000 | 0.10 | 0.01 | 0.03 | 0.00 | I | St 14 | 0.24 | 0.04 | 12.7 | 2.5 | I | 0.74 | 0.27 | I | 0.12 | 0.01 | II | 0.010 | 0.000 | 0.21 | 0.01 | 0.02 | 0.00 | I | St 15 | 0.71 | 0.12 | 39.6 | 1.7 | II | 0.95 | 0.47 | I | 0.37 | 0.03 | III | 0.017 | 0.006 | 0.39 | 0.07 | 0.25 | 0.01 | > II |
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Same letters indicate no significant difference at value > 0.05. |