Date: 31/5/2002  
Weather: Sunny
Sea Condition: Calm
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)
Value DA Value DA Value DA
SR1 10:44 Surface 1 27.8 28.6 7.90 92.0 5.96 5.72 5.0 16.7 4.7 7.5
27.8 28.6 7.90 92.3 6.10 4.7
Middle 13.5 27.1 33.4 7.89 83.1 5.41 26.5 11.5
27.1 33.3 7.88 83.0 5.41 24.8
Bottom 26 27.0 33.5 7.89 82.9 5.40 5.41 18.7 6.3
27.0 33.5 7.88 83.2 5.42 20.5
Other Observations: Nil
SR2 10:32 Surface 1 27.8 28.4 7.90 92.6 6.13 5.67 5.4 10.3 3.9 8.8
27.8 28.3 7.90 93.6 6.20 5.2
Middle 6 27.3 32.9 7.89 80.1 5.22 10.9 9.9
27.2 32.9 7.89 78.9 5.14 11.3
Bottom 11 27.1 33.1 7.89 78.4 5.11 5.08 14.1 12.7
27.1 33.1 7.89 77.5 5.05 14.9
Other Observations: Nil
SR3 10:11 Surface 1 28.1 30.8 8.04 111.0 7.21 6.49 5.3 6.2 5.3 4.0
28.1 30.8 8.04 113.1 7.35 4.3
Middle 4.5 27.6 32.0 7.93 88.6 5.76 5.7 2.9
27.6 32.0 7.93 86.3 5.62 5.5
Bottom 8 27.2 32.9 7.88 77.9 5.08 5.10 8.5 3.9
27.2 32.9 7.89 78.6 5.12 8.0
Other Observations: Nil
SR4 10:00 Surface 1 28.5 31.3 8.04 112.8 7.32 7.33 5.3 4.9 4.5 4.6
28.5 31.3 8.04 116.3 7.48 5.1
Middle 3.5 27.8 31.4 7.93 115.8 7.53 4.6 5.5
27.7 31.4 7.93 107.6 7.00 4.7
Bottom 6 27.4 32.5 7.88 89.4 5.55 5.62 5.1 3.7
27.7 31.7 7.89 87.3 5.68 4.5
Other Observations: Nil
SR5 09:47 Surface 1 28.1 30.8 8.03 117.7 7.60 6.84 4.8 4.9 9.0 8.1
28.1 30.9 8.03 119.4 7.74 4.8
Middle 4.5 27.5 31.6 8.01 93.6 6.11 5.0 6.1
27.5 31.7 8.00 90.3 5.89 4.5
Bottom 8 27.1 33.1 7.84 75.4 4.91 5.10 5.0 9.3
27.4 32.2 7.98 81.3 5.29 5.1
Other Observations: Nil
SR6 09:35 Surface 1 28.0 30.3 7.99 105.7 6.90 6.08 4.7 9.7 5.5 7.3
28.0 30.1 7.99 107.1 6.99 4.8
Middle 6 27.2 32.8 7.89 80.4 5.23 6.9 6.5
27.2 32.8 7.90 79.7 5.19 7.1
Bottom 11 27.0 33.6 7.88 80.2 5.22 5.21 16.4 9.9
27.0 33.6 7.88 79.9 5.20 18.4
Other Observations: Nil
SR7 09:24 Surface 1 27.9 30.6 7.98 103.4 6.73 6.14 5.4 8.4 7.5 5.2
28.0 30.6 7.99 109.5 6.89 5.6
Middle 11.5 27.1 33.4 7.90 84.4 5.49 6.6 4.7
27.1 33.4 7.90 83.6 5.45 6.7
Bottom 21.5 27.0 33.7 7.89 81.7 5.31 5.35 13.9 3.5
27.0 33.7 7.89 82.7 5.38 12.3
Other Observations: Nil
C1 07:36 Surface 1 27.5 29.1 7.84 85.7 5.68 5.53 5.4 7.4 7.5 11.8
27.5 29.2 7.85 85.7 5.68 5.5
Middle 13 27.1 32.9 7.86 82.4 5.38 7.8 9.3
27.1 32.9 7.86 82.2 5.36 8.3
Bottom 25 27.0 33.3 7.85 81.6 5.32 5.31 8.6 18.7
27.0 33.3 7.85 81.4 5.30 8.5
Other Observations: Nil
C2 07:51 Surface 1 27.6 28.0 7.85 84.7 5.63 5.50 7.3 8.9 15.1 12.8
27.6 28.0 7.84 84.3 5.61 8.0
Middle 6.5 27.5 31.0 7.87 83.3 5.46 8.4 10.1
27.4 31.0 7.86 80.7 5.30 8.7
Bottom 12 27.1 32.5 7.87 79.5 5.19 5.20 11.0 13.1
27.4 31.3 7.85 79.4 5.20 10.1
Other Observations: Nil
C3 08:12 Surface 1 27.6 27.3 7.87 88.2 5.92 5.81 5.4 6.9 4.8 5.0
27.6 27.7 7.89 87.9 5.87 6.1
Middle 5 27.4 31.2 7.89 89.5 5.88 8.6 4.3
27.4 31.6 7.89 85.1 5.58 8.2
Bottom 8.5 27.1 32.6 7.89 82.7 5.39 5.43 6.4 5.9
27.2 32.6 7.90 83.8 5.47 6.7
Other Observations: Nil
C4 08:30 Surface 1 27.6 27.7 7.87 88.3 5.89 5.63 5.9 6.8 5.3 7.5
27.6 27.7 7.87 86.9 5.79 5.6
Middle 6.5 27.1 33.1 7.90 93.4 5.43 6.5 8.5
27.1 33.1 7.91 82.7 5.39 6.3
Bottom 12 27.0 33.5 7.88 81.9 5.33 5.35 7.9 8.7
27.0 33.4 7.88 82.3 5.36 8.3
Other Observations: Nil
C5 08:59 Surface 1 27.7 31.0 8.00 106.2 6.92 6.29 4.8 6.2 5.1 7.0
27.7 30.9 7.91 109.7 7.16 4.4
Middle 11 27.1 33.2 7.91 85.7 5.58 5.4 9.1
27.1 33.2 7.91 84.3 5.49 5.6
Bottom 21 27.1 33.9 7.91 88.8 5.76 5.77 8.6 6.7
27.1 33.9 7.91 89.2 5.78 8.3
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 31/5/2002  
Weather: Sunny
Sea Condition: Calm
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)
Value DA Value DA Value DA
SR1 17:28 Surface 1 28.2 28.5 8.05 119.4 7.75 7.11 2.2 9.7 11.5 15.4
28.2 28.5 8.05 121.0 7.95 2.3
Middle 13 27.7 29.9 7.93 96.5 6.34 9.6 17.3
27.7 29.9 7.93 97.3 6.40 9.6
Bottom 25 27.2 32.7 7.91 86.4 5.63 5.66 16.8 17.3
27.3 32.7 7.92 86.9 5.68 17.9
Other Observations: Nil
SR2 17:18 Surface 1 28.1 28.5 8.03 116.1 7.65 7.51 5.5 5.6 5.1 6.8
28.1 28.5 8.03 115.5 7.61 5.5
Middle 5 27.9 28.9 8.00 117.0 7.70 5.5 11.4
27.9 29.0 7.98 107.6 7.09 6.0
Bottom 9 27.9 29.1 7.96 105.8 6.97 6.98 5.6 3.8
27.9 29.1 7.97 106.7 6.98 5.6
Other Observations: Nil
SR3 16:52 Surface 1 30.0 31.6 7.97 103.7 6.47 6.46 8.9 9.7 14.4 9.8
29.7 31.7 7.98 108.0 6.76 7.8
Middle 4 27.5 32.5 7.96 100.4 6.49 7.0 7.4
27.5 32.4 7.94 94.0 6.11 7.4
Bottom 7 27.1 33.3 7.89 79.9 5.20 5.22 13.7 7.6
27.1 33.3 7.89 80.5 5.24 13.3
Other Observations: Nil
SR4 16:41 Surface 1 29.0 31.2 8.30 182.9 11.66 10.46 5.6 7.4 7.2 7.3
29.0 31.2 8.31 186.5 11.86 6.0
Middle 3.5 28.6 31.3 8.07 132.0 8.53 5.1 6.8
28.9 31.3 8.24 146.2 9.80 6.2
Bottom 5.5 27.1 33.0 7.85 73.0 4.76 4.75 10.6 8.0
27.2 32.9 7.86 72.7 4.73 10.9
Other Observations: Nil
SR5 16:31 Surface 1 29.1 30.7 8.22 157.9 9.83 8.11 5.7 6.4 5.4 6.8
29.1 30.7 8.23 162.4 10.36 5.3
Middle 4 27.4 32.6 7.94 95.1 6.19 5.3 6.6
27.4 32.6 7.95 92.8 6.04 5.8
Bottom 7 27.1 33.2 8.79 79.7 5.19 5.32 7.9 8.4
27.1 33.2 7.79 83.9 5.44 8.1
Other Observations: Nil
SR6 16:20 Surface 1 29.3 30.2 8.06 126.8 8.10 9.03 5.5 5.7 5.8 8.3
29.3 30.0 8.05 124.1 7.92 5.0
Middle 5 28.6 31.0 8.17 155.0 9.95 5.6 8.4
28.7 30.0 8.19 158.0 10.14 5.3
Bottom 9 27.2 32.1 7.90 80.1 5.21 5.40 6.7 10.6
27.2 32.9 7.91 85.7 5.58 6.2
Other Observations: Nil
SR7 16:04 Surface 1 29.1 29.4 8.07 125.3 8.07 6.86 6.7 8.3 4.4 6.1
29.0 30.3 8.08 128.3 8.26 7.0
Middle 11 27.2 33.0 7.92 86.1 5.61 7.0 8.8
27.2 33.0 7.91 84.2 5.48 6.3
Bottom 21 27.1 33.3 7.90 81.5 5.31 5.33 12.6 5.0
27.1 33.3 7.89 82.2 5.35 10.0
Other Observations: Nil
C1 14:16 Surface 1 28.0 29.5 7.93 100.8 6.61 6.11 4.9 7.3 7.2 9.3
28.0 29.4 7.93 102.9 6.75 4.9
Middle 13 27.1 33.1 7.87 85.2 5.55 5.8 8.4
27.1 33.2 7.87 85.1 5.54 6.1
Bottom 25 27.0 33.6 7.88 83.4 5.41 5.42 10.5 12.4
27.0 33.6 7.88 78.8 5.43 11.4
Other Observations: Nil
C2 14:33 Surface 1 28.6 27.6 8.05 131.2 8.61 7.26 5.2 9.8 4.7 7.0
28.7 27.6 8.06 131.1 8.59 5.7
Middle 7 27.6 30.6 7.90 91.0 5.97 8.5 5.7
27.6 30.6 7.91 89.2 5.85 8.3
Bottom 13 27.1 33.0 7.87 80.3 5.23 5.22 14.8 10.5
27.1 33.0 7.89 79.9 5.20 16.1
Other Observations: Nil
C3 14:59 Surface 1 28.8 27.6 8.23 167.1 10.93 8.55 6.3 9.6 8.0 7.6
28.8 27.6 8.23 168.9 10.61 6.1
Middle 4.5 27.6 30.6 7.95 97.3 6.38 10.7 5.7
27.5 30.9 7.94 97.3 6.28 11.6
Bottom 8 27.1 33.2 7.88 79.9 5.20 5.19 12.1 9.1
27.1 33.2 7.88 79.6 5.18 10.7
Other Observations: Suspected algal bloom occurred as greenish yellow water observed
C4 15:18 Surface 1 28.9 28.0 8.22 159.4 10.37 8.05 5.9 8.5 13.9 11.3
28.9 27.0 8.22 163.0 10.61 6.2
Middle 6.5 27.3 32.7 7.93 86.1 5.61 5.1 8.5
27.3 32.7 7.93 86.0 5.60 5.4
Bottom 12 27.1 33.4 7.89 81.2 5.28 5.25 13.9 11.5
27.1 33.4 7.88 80.1 5.21 14.6
Other Observations: Nil
C5 15:45 Surface 1 29.1 29.0 8.18 157.8 10.17 8.17 6.1 7.9 9.5 6.7
29.1 28.9 8.19 159.6 10.29 5.8
Middle 12 27.3 33.2 7.94 94.8 6.16 3.8 4.9
27.2 33.3 7.93 93.5 6.07 3.7
Bottom 22.5 27.0 33.7 7.89 82.8 5.38 5.39 14.2 5.7
27.0 33.7 7.89 83.1 5.40 13.6
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.