Date: 25/6/2001  
Weather: Rainy
Sea Condition: Moderate
Tide: Mid-Flood
 
Water Quality Monitoring Result
Location Time Depth (m) Temp. (oC) Salinity (ppt) pH D.O. Sat. (%) D.O. (mg/L) Turbidity (NTU) S.S. (mg/L) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 10:38 Surface 1 27.8 22.9 8.26 85.2 5.90 4.13 5.3 14.7 11.3 32.2 0.002 0.002 0.39 0.33
27.8 22.9 8.27 85.1 5.89 5.2
Middle 14 24.9 30.1 7.95 34.0 2.36 16.7 14.5 0.002 0.36
24.9 30.1 7.95 34.2 2.37 16.6
Bottom 26.5 24.5 33.3 7.99 41.0 2.83 2.84 22.3 70.7 0.003 0.23
24.5 33.3 7.99 41.1 2.84 22.3
Other Observations: Passing of container vessel
SR2 10:23 Surface 1 28.6 18.4 8.45 100.6 7.04 5.92 2.7 7.7 6.7 12.2 0.002 0.003 0.48 0.45
28.6 18.4 8.46 100.4 7.03 2.6
Middle 6 27.3 24.0 8.15 69.1 4.79 8.2 11.1 0.003 0.44
27.3 24.0 8.15 69.4 4.81 8.2
Bottom 11 26.6 26.1 8.03 53.0 3.67 3.68 12.3 18.9 0.003 0.44
26.6 26.0 8.02 53.2 3.68 12.3
Other Observations: Nil
SR3 09:50 Surface 1 28.6 17.8 8.46 100.6 7.06 6.87 2.2 8.5 10.5 14.2 N.A. N.A. N.A. N.A.
28.6 17.8 8.46 100.4 7.04 2.2
Middle 5 28.5 18.1 8.45 95.1 6.68 4.4 14.1 N.A. N.A.
28.5 18.1 8.45 95.2 6.69 4.3
Bottom 8.5 25.9 30.5 8.01 45.6 3.13 3.13 19.0 18.1 N.A. N.A.
25.9 30.5 8.01 45.5 3.12 18.9
Other Observations: 3 dredgers at app 100m
SR4 09:26 Surface 1 28.5 18.2 8.48 106.0 7.44 7.35 2.0 4.4 6.5 11.7 0.002 0.002 0.47 0.43
28.5 18.2 8.47 106.0 7.43 1.9
Middle 4 28.4 18.9 8.48 104.0 7.27 4.7 13.1 0.002 0.42
28.4 18.9 8.48 103.9 7.26 4.7
Bottom 6.5 28.0 22.6 8.23 81.7 5.63 5.63 6.4 15.5 0.003 0.40
28.0 22.7 8.24 81.5 5.62 6.4
Other Observations: Nil
SR5 09:16 Surface 1 28.5 17.1 8.49 99.2 7.00 6.79 1.6 7.5 8.5 14.5 0.002 0.002 0.52 0.42
28.5 17.1 8.49 99.4 7.01 1.6
Middle 5 28.4 17.7 8.47 93.5 6.57 2.8 8.3 0.002 0.51
28.4 17.7 8.47 93.6 6.58 2.7
Bottom 8.5 25.3 31.8 7.97 41.9 2.88 2.88 18.3 26.7 0.001 0.24
25.3 31.8 7.98 41.8 2.87 18.2
Other Observations: Nil
SR6 09:05 Surface 1 28.5 18.4 8.47 101.7 7.13 5.70 2.3 11.6 9.5 10.4 0.002 0.001 0.48 0.37
28.5 18.4 8.46 101.6 7.12 2.3
Middle 6 27.2 26.0 8.18 62.1 4.27 9.0 9.1 0.001 0.45
27.2 26.1 8.18 62.2 4.28 8.8
Bottom 11 24.2 33.9 8.00 40.6 2.80 2.79 23.7 12.5 0.001 0.19
24.2 33.9 8.00 40.4 2.78 23.5
Other Observations: Nil
SR7 08:50 Surface 1 28.7 15.9 8.53 94.9 6.72 4.38 1.3 8.4 8.5 13.8 0.002 0.001* 0.54 0.29
28.7 15.9 8.53 94.8 6.71 1.2
Middle 11.5 24.9 33.1 7.97 29.8 2.04 3.8 11.7 <0.001 0.22
25.0 33.1 7.97 29.9 2.04 3.8
Bottom 21.5 24.0 34.1 8.02 43.1 2.98 2.99 20.1 21.1 0.001 0.11
24.0 34.1 8.01 43.2 2.99 20.1
Other Observations: Nil
C1 07:02 Surface 1 26.8 25.0 8.11 68.2 4.74 4.09 7.4 19.0 10.1 18.3 0.003 0.002 0.43 0.24
26.8 25.0 8.12 68.3 4.75 7.4
Middle 13 25.1 31.5 8.03 49.5 3.43 11.5 13.7 0.001 0.22
25.1 31.5 8.03 49.9 3.45 11.5
Bottom 25 23.8 34.0 8.01 50.7 3.53 3.52 38.2 31.1 0.001 0.08
23.8 34.0 8.01 50.5 3.51 38.2
Other Observations: Nil
C2 07:20 Surface 1 28.0 21.3 8.33 88.4 6.19 5.27 6.4 10.6 11.9 20.7 0.003 0.002 0.45 0.39
28.0 21.3 8.34 88.2 6.17 6.4
Middle 7 26.6 25.4 8.10 62.5 4.35 7.9 13.7 0.002 0.48
26.6 25.4 8.10 62.8 4.37 7.9
Bottom 12.5 25.6 29.9 8.01 42.6 2.94 2.94 17.4 36.5 0.001 0.23
25.6 29.9 8.01 42.5 2.93 17.4
Other Observations: Nil
C3 07:40 Surface 1 28.3 17.3 8.38 94.9 6.71 5.84 2.8 6.6 13.1 10.5 0.003 0.003 0.54 0.46
28.3 17.3 8.38 94.8 6.70 2.8
Middle 5 27.3 23.8 8.13 71.8 4.98 6.5 7.3 0.002 0.45
27.3 23.8 8.14 71.6 4.97 6.5
Bottom 9 26.7 25.8 8.02 56.5 3.92 3.91 10.4 11.1 0.003 0.41
26.7 25.7 8.02 56.3 3.90 10.4
Other Observations: Nil
C4 08:02 Surface 1 28.0 16.2 8.13 73.8 5.28 4.06 5.1 6.7 5.1 10.4 0.001 0.001* 0.71 0.51
28.0 16.3 8.14 73.7 5.27 5.1
Middle 7 25.7 30.7 8.01 41.8 2.86 6.8 8.1 0.001 0.64
25.7 30.7 8.01 41.7 2.84 6.8
Bottom 12.5 24.6 33.5 7.97 37.6 2.58 2.58 8.3 17.9 <0.001 0.17
24.6 33.5 7.97 37.4 2.57 8.3
Other Observations: Nil
C5 08:25 Surface 1 28.7 16.2 8.52 91.2 6.45 4.94 2.2 7.1 6.7 10.7 0.002 0.001* 0.54 0.30
28.7 16.2 8.51 91.1 6.44 2.2
Middle 12 24.9 33.4 7.96 49.3 3.43 7.7 6.1 <0.001 0.26
24.9 33.3 7.95 49.4 3.44 7.7
Bottom 22.5 23.8 34.1 8.02 27.4 1.87 1.87 11.4 19.3 0.001 0.11
23.8 34.1 8.02 27.3 1.86 11.4
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 25/6/2001  
Weather: Rainy
Sea Condition: Moderate
Tide: Mid-Ebb
 
Water Quality Monitoring Result
Location Time Depth (m) Temp. (oC) Salinity (ppt) pH D.O. Sat. (%) D.O. (mg/L) Turbidity (NTU) S.S. (mg/L) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 16:43 Surface 1 27.9 22.3 8.26 86.4 6.01 4.41 5.0 11.5 10.1 11.2 0.003 0.002 0.40 0.41
27.9 22.4 8.25 86.5 6.02 4.8
Middle 13.5 25.0 30.1 7.96 40.8 2.81 8.5 10.1 0.002 0.42
25.0 30.1 7.96 40.7 2.80 8.4
Bottom 26 24.3 33.3 8.00 42.0 2.93 2.94 21.2 13.3 0.002 0.40
24.3 33.4 8.01 42.2 2.94 21.1
Other Observations: Nil
SR2 16:30 Surface 1 28.6 18.2 8.45 99.2 6.92 6.01 2.2 7.0 8.7 10.5 0.002 0.002 0.46 0.44
28.6 18.2 8.45 99.0 6.91 2.1
Middle 6 27.3 23.7 8.15 76.2 5.10 7.5 8.0 0.002 0.43
27.3 23.8 8.14 76.3 5.11 7.4
Bottom 10.5 26.6 25.9 8.02 56.5 4.00 4.00 11.4 14.8 0.002 0.44
26.6 26.9 8.02 56.3 3.99 11.3
Other Observations: Nil
SR3 16:00 Surface 1 28.6 17.9 8.45 99.6 6.97 6.76 2.3 7.9 4.4 8.7 N.A. N.A. N.A. N.A.
28.6 17.9 8.45 99.4 6.95 2.4
Middle 4.5 28.5 18.1 8.45 93.9 6.56 3.8 8.6 N.A. N.A.
28.5 18.1 8.44 93.8 6.55 3.8
Bottom 8 26.0 30.4 8.01 44.0 3.02 3.02 17.5 13.0 N.A. N.A.
26.0 30.4 8.02 44.0 3.01 17.6
Other Observations: 3 dredgers at app 100m
SR4 15:33 Surface 1 28.5 18.1 8.47 105.7 7.40 7.28 1.6 3.8 4.8 8.3 0.002 0.002 0.47 0.44
28.5 18.1 8.47 105.5 7.38 1.7
Middle 3.5 28.4 18.9 8.48 103.0 7.18 3.6 9.6 0.002 0.43
28.4 18.8 8.47 102.9 7.16 3.7
Bottom 6 28.0 22.5 8.25 82.5 5.71 5.72 6.0 10.6 0.002 0.42
28.0 22.5 8.26 82.6 5.72 6.0
Other Observations: Nil
SR5 15:23 Surface 1 28.7 17.2 8.46 99.5 7.03 6.91 1.8 7.2 2.2 6.0 0.002 0.002 0.53 0.48
28.7 17.2 8.47 99.7 7.05 1.9
Middle 4.5 28.4 17.8 8.46 95.6 6.78 2.7 5.4 0.002 0.58
28.4 17.8 8.46 95.5 6.77 2.7
Bottom 8 25.4 31.5 8.00 45.2 3.12 3.13 17.0 10.4 0.001 0.34
25.4 31.5 7.99 45.3 3.13 17.1
Other Observations: Nil
SR6 15:13 Surface 1 28.5 18.3 8.45 100.2 7.00 5.68 2.2 10.3 5.6 9.6 0.003 0.002 0.48 0.43
28.5 18.3 8.45 100.2 7.01 2.1
Middle 5.5 27.2 26.1 8.17 63.4 4.35 7.8 7.8 0.002 0.47
27.2 26.1 8.17 63.5 4.36 7.6
Bottom 10 24.5 33.9 8.01 42.2 3.01 3.02 21.0 15.4 0.001 0.34
24.5 33.9 8.01 42.4 3.03 21.0
Other Observations: Nil
SR7 15:02 Surface 1 28.7 15.9 8.51 94.7 6.70 4.45 1.2 5.7 12.4 10.6 0.002 0.001* 0.55 0.33
28.7 16.0 8.51 94.5 6.68 1.2
Middle 11 25.0 33.1 7.98 31.7 2.21 4.3 8.4 <0.001 0.31
25.0 33.1 7.99 31.8 2.22 4.4
Bottom 21 24.0 34.0 8.01 45.2 3.12 3.12 11.7 11.0 0.001 0.14
24.0 34.0 8.01 45.0 3.11 11.2
Other Observations: Nil
C1 17:05 Surface 1 26.9 25.2 8.10 66.0 4.52 4.05 7.3 16.6 12.0 13.9 0.003 0.002* 0.45 0.29
26.9 25.2 8.09 65.9 4.51 7.0
Middle 12.5 25.2 31.4 8.02 51.4 3.59 10.4 14.2 0.002 0.33
25.2 31.4 8.03 51.1 3.57 10.5
Bottom 24 23.9 34.0 8.00 51.8 3.64 3.65 32.1 15.6 <0.001 0.10
23.9 34.0 8.01 51.2 3.66 32.1
Other Observations: Nil
C2 17:23 Surface 1 28.0 21.4 8.32 88.1 6.15 5.36 6.5 10.6 8.5 9.9 0.001 0.002 0.49 0.42
28.0 21.4 8.32 88.0 6.14 6.7
Middle 6.5 26.7 25.6 8.10 65.2 4.57 8.0 8.3 0.004 0.45
26.7 25.6 8.09 65.1 4.56 8.2
Bottom 12 25.6 29.9 8.01 44.5 3.11 3.12 17.1 12.9 0.002 0.31
25.6 29.9 8.02 44.7 3.13 17.0
Other Observations: Nil
C3 13:55 Surface 1 28.4 17.3 8.36 93.9 6.58 5.85 3.0 6.4 4.9 8.6 0.002 0.002 0.51 0.49
28.4 17.3 8.37 93.8 6.57 2.9
Middle 5 27.5 23.9 8.13 73.1 5.11 6.4 13.3 0.002 0.47
27.5 24.0 8.13 73.2 5.13 6.4
Bottom 8.5 26.8 25.8 8.02 57.8 4.06 4.07 9.8 7.5 0.003 0.48
26.8 25.8 8.02 57.9 4.07 9.9
Other Observations: Nil
C4 14:15 Surface 1 24.7 33.5 7.99 40.4 2.70 2.81 5.0 7.0 4.5 8.4 0.001 0.001* 0.72 0.45
24.7 33.5 8.00 40.5 2.71 5.1
Middle 6.5 25.7 30.8 8.02 42.3 2.91 7.2 8.5 0.001 0.43
25.7 30.8 8.01 42.4 2.93 7.3
Bottom 12 24.7 33.5 7.99 40.4 2.70 2.71 8.5 12.3 <0.001 0.21
24.7 33.5 8.00 40.5 2.71 8.6
Other Observations: Nil
C5 14:40 Surface 1 28.7 16.3 8.50 92.1 6.54 4.47 2.1 6.2 6.3 9.7 0.002 0.001* 0.55 0.32
28.8 16.3 8.50 92.2 6.55 2.1
Middle 11.5 24.9 33.4 7.95 31.6 2.38 6.4 9.9 <0.001 0.27
24.9 33.4 7.94 31.7 2.39 6.3
Bottom 22 23.8 34.0 8.02 50.5 3.56 3.57 10.2 12.9 <0.001 0.15
23.8 34.0 8.01 50.6 3.57 10.3
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.