Date: 19/7/2002  
Weather: Overcast
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)
Value DA Value DA Value DA
SR1 16:35 Surface 1 27.5 26.0 7.99 98.7 6.73 5.81 9.0 10.5 7.0 10.6
27.5 26.1 7.98 97.6 6.66 9.0
Middle 12.5 26.1 33.5 7.92 72.6 4.90 9.8 12.3
26.2 33.4 7.93 73.2 4.94 9.2
Bottom 23.5 23.6 36.1 7.83 43.7 2.98 2.90 12.6 12.6
23.6 36.1 7.83 41.4 2.82 13.1
Other Observation: Nil
SR2 16:19 Surface 1 27.8 25.6 7.95 94.2 6.36 6.58 5.6 8.9 9.0 8.9
27.8 25.6 7.95 96.4 6.52 6.3
Middle 5.5 27.5 26.1 8.00 99.1 6.75 7.9 5.1
27.6 26.1 8.00 98.4 6.70 7.6
Bottom 10 24.0 34.8 7.82 62.5 4.26 4.30 13.7 12.7
24.1 34.9 7.83 63.7 4.34 12.4
Other Observation: Nil
SR3 16:01 Surface 1 28.2 28.9 8.13 100.9 6.67 7.10 9.9 12.3 10.5 11.3
28.3 28.9 8.13 103.4 6.83 10.8
Middle 4.5 27.8 29.5 8.12 117.3 7.79 11.0 12.8
27.9 29.5 8.11 106.8 7.10 10.9
Bottom 7.5 25.2 36.2 7.85 76.1 5.05 4.92 16.4 10.6
25.2 36.2 7.85 72.2 4.79 14.7
Other Observation: Nil
SR4 15:50 Surface 1 28.4 28.9 8.19 109.6 7.26 6.34 8.8 12.0 9.6 11.3
28.5 28.9 8.18 112.0 7.42 8.7
Middle 4.5 25.6 32.4 7.87 78.3 5.22 11.3 10.7
25.7 32.5 7.87 81.8 5.45 12.0
Bottom 7.5 25.2 35.9 7.83 67.2 4.16 4.20 15.4 13.6
25.2 35.9 7.84 68.1 4.23 15.7
Other Observation: Nil
SR5 15:33 Surface 1 28.3 29.1 8.16 106.7 7.08 6.33 9.1 11.6 9.9 11.0
28.3 29.2 8.17 108.9 7.22 9.0
Middle 4 26.4 33.0 7.94 81.5 5.43 11.9 10.8
26.4 33.1 7.93 83.8 5.58 10.2
Bottom 7 24.8 35.5 7.83 65.4 4.02 4.10 14.5 12.4
24.8 35.5 7.83 67.6 4.17 14.6
Other Observation: Nil
SR6 15:16 Surface 1 28.1 28.6 8.15 104.2 6.93 5.99 7.0 9.6 10.6 11.3
28.1 28.6 8.15 109.1 7.25 7.0
Middle 6 25.1 34.2 7.86 68.3 4.83 7.9 9.7
25.2 34.2 7.85 69.8 4.94 7.9
Bottom 11 23.6 35.3 7.83 54.8 3.73 3.73 13.1 13.7
23.7 35.5 7.83 54.8 3.73 14.4
Other Observation: Nil
SR7 14:57 Surface 1 28.1 29.7 8.13 104.2 6.85 5.58 9.1 10.3 6.8 8.7
28.1 29.7 8.14 108.1 7.10 8.9
Middle 11.5 24.5 32.3 7.86 62.0 4.18 10.2 7.6
24.5 32.4 7.86 62.2 4.19 9.8
Bottom 21.5 23.0 36.6 7.84 53.5 3.98 3.99 11.7 11.8
23.1 36.4 7.84 53.8 3.99 12.1
Other Observation: Nil
C1 13:25 Surface 1 27.5 26.8 7.97 93.7 6.33 5.66 7.8 7.2 5.8 7.5
27.6 26.9 7.97 95.3 6.45 7.2
Middle 12.5 24.2 31.8 7.85 74.9 5.05 6.9 6.9
24.3 31.9 7.85 71.1 4.80 6.5
Bottom 23.5 23.5 35.3 7.84 47.4 3.26 3.26 7.4 9.8
23.5 35.2 7.84 47.2 3.25 7.1
Other Observation: Nil
C2 13:43 Surface 1 27.6 25.1 8.01 93.6 6.42 6.27 6.8 10.9 9.1 9.9
27.7 25.2 8.01 95.1 6.53 6.6
Middle 6 26.6 29.8 7.91 88.2 5.94 12.3 9.7
26.6 29.9 7.91 91.9 6.19 12.7
Bottom 11 25.0 35.7 7.85 50.6 3.44 3.50 13.5 10.9
25.1 35.5 7.85 52.4 3.56 13.6
Other Observation: Nil
C3 14:02 Surface 1 27.6 26.0 8.02 98.3 6.67 6.16 9.7 11.3 7.1 8.6
27.6 26.1 8.02 99.1 6.74 8.8
Middle 5 27.0 28.7 7.95 83.3 5.65 7.5 7.8
27.1 28.7 7.95 82.5 5.59 7.7
Bottom 9 26.2 31.6 7.88 44.2 3.01 3.14 16.3 10.9
26.2 31.7 7.88 47.9 3.26 17.8
Other Observation: Nil
C4 14:21 Surface 1 28.4 28.4 8.15 101.0 6.64 6.18 3.9 9.1 6.7 6.4
28.5 28.5 8.16 104.8 6.89 4.1
Middle 6.5 27.1 31.3 8.01 83.9 5.56 10.7 6.3
27.1 31.2 8.01 84.8 5.62 10.6
Bottom 11.5 23.9 34.3 7.78 56.7 3.86 3.97 12.4 6.3
23.9 34.4 7.78 60.0 4.08 12.9
Other Observation: Nil
C5 14:40 Surface 1 27.9 28.9 8.16 118.1 7.87 5.92 4.0 3.4 6.6 6.4
27.9 28.9 8.17 119.8 7.98 3.9
Middle 12.5 24.5 33.0 7.85 60.2 4.05 2.6 6.8
24.5 33.1 7.85 56.3 3.79 2.2
Bottom 23.5 23.5 35.5 7.86 46.4 3.16 3.18 3.8 5.8
23.6 35.3 7.86 46.8 3.19 3.7
Other Observation: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 19/7/2002  
Weather: Overcast
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)
Value DA Value DA Value DA
SR1 10:46 Surface 1 28.0 28.3 7.99 94.1 6.35 5.51 3.4 9.6 9.6 8.5
27.9 28.4 8.00 93.2 6.29 3.5
Middle 12 27.6 32.1 8.08 71.9 4.80 9.2 6.6
27.4 32.0 8.07 68.7 4.59 9.5
Bottom 23 24.3 35.9 7.85 67.0 5.30 5.29 15.3 9.3
24.3 35.8 7.85 66.8 5.27 16.6
Other Observation: Nil
SR2 10:29 Surface 1 27.6 27.7 8.10 96.0 6.47 6.42 4.2 6.5 7.5 9.7
27.6 27.8 8.11 95.8 6.46 4.3
Middle 5.5 27.7 28.2 8.11 94.9 6.39 4.7 12.7
27.5 28.2 8.10 94.5 6.36 4.6
Bottom 9.5 25.7 33.7 7.91 67.2 5.32 5.26 10.5 8.8
25.8 33.5 7.92 67.0 5.20 10.4
Other Observation: Nil
SR3 10:12 Surface 1 28.1 28.8 8.12 94.5 6.23 6.77 12.0 13.8 10.6 11.3
28.2 28.8 8.13 104.9 6.92 11.3
Middle 4 28.1 28.9 8.13 104.8 6.97 14.8 11.5
28.1 28.9 8.14 104.5 6.95 12.5
Bottom 7 28.0 28.9 8.14 102.9 6.84 6.81 16.2 11.8
28.0 29.0 8.13 101.9 6.78 15.7
Other Observation: Nil
SR4 09:50 Surface 1 28.3 28.5 8.09 96.8 6.40 6.60 8.2 11.2 11.8 12.5
28.3 28.5 8.09 99.4 6.58 9.4
Middle 4.5 28.2 28.6 8.12 101.0 6.72 16.0 12.2
28.2 28.7 8.12 100.5 6.69 14.7
Bottom 7.5 28.0 29.1 8.10 97.5 6.50 6.47 10.0 13.6
28.1 29.1 8.11 93.5 6.44 8.9
Other Observation: Nil
SR5 09:33 Surface 1 28.0 28.3 8.12 95.6 6.33 6.89 7.0 6.0 11.2 10.5
28.1 28.3 8.12 100.4 6.69 7.6
Middle 4 27.8 28.4 8.14 109.0 7.29 6.1 11.2
27.9 28.3 8.14 108.0 7.23 5.8
Bottom 7 27.8 28.5 8.14 104.0 6.97 6.96 4.7 9.2
27.8 28.5 8.14 103.9 6.95 4.8
Other Observation: Nil
SR6 09:16 Surface 1 27.9 28.3 8.30 102.1 6.83 6.96 3.6 3.8 9.6 11.1
27.8 28.3 8.28 106.6 7.13 3.5
Middle 5.5 27.8 29.6 8.12 104.8 7.01 2.8 10.0
27.7 29.6 8.12 102.6 6.86 3.3
Bottom 10 23.8 35.3 7.81 66.5 4.52 4.60 4.9 13.6
23.8 35.2 7.83 68.7 4.67 4.6
Other Observation: Nil
SR7 08:58 Surface 1 27.8 28.4 8.10 97.4 6.47 5.55 5.1 8.3 8.7 9.8
27.8 28.4 8.09 102.1 6.82 4.3
Middle 11 24.4 32.8 7.81 67.0 4.54 7.9 10.7
24.5 32.8 7.80 64.2 4.35 8.1
Bottom 21 23.7 34.3 7.80 60.3 4.02 4.08 12.3 10.0
23.9 34.1 7.81 61.9 4.13 12.0
Other Observation: Nil
C1 07:23 Surface 1 27.9 28.0 7.96 89.3 6.07 5.27 4.0 5.3 9.6 8.5
27.8 28.0 8.00 88.9 6.04 4.2
Middle 12 27.1 30.7 7.93 68.5 4.63 4.7 8.2
27.2 30.8 7.93 64.1 4.33 4.5
Bottom 22.5 23.6 35.9 7.86 42.7 2.96 2.97 7.0 7.8
23.5 35.9 7.86 42.8 2.97 7.4
Other Observation: Nil
C2 07:41 Surface 1 27.9 26.9 7.92 85.9 5.85 5.62 7.6 9.3 8.7 8.8
27.8 26.9 7.90 85.8 5.84 7.7
Middle 6 27.2 27.8 7.97 79.3 5.39 9.0 9.4
27.3 27.6 7.96 79.5 5.40 9.4
Bottom 11 26.0 32.9 7.91 55.1 3.73 3.66 10.8 8.4
25.9 33.1 7.92 52.8 3.58 11.0
Other Observation: Nil
C3 07:59 Surface 1 27.4 28.5 7.96 92.2 6.19 5.84 5.4 6.9 8.9 9.8
27.4 28.6 7.97 92.8 6.23 5.3
Middle 5 27.3 28.5 7.98 89.1 5.02 6.5 9.7
27.3 28.5 7.98 87.8 5.93 6.3
Bottom 8.5 25.7 34.0 7.63 61.1 4.09 4.00 8.6 10.8
25.8 33.9 7.63 58.2 3.90 9.1
Other Observation: Nil
C4 08:20 Surface 1 27.5 29.2 7.96 93.1 6.20 6.14 8.1 6.6 6.4 7.5
27.3 29.1 7.97 92.4 6.18 7.7
Middle 6 27.4 29.2 8.01 90.7 6.09 6.5 6.5
27.5 29.2 8.01 90.9 6.10 6.2
Bottom 11 27.6 29.3 8.05 93.7 6.27 6.30 5.5 9.6
27.6 29.4 8.04 94.4 6.32 5.8
Other Observation: Nil
C5 08:41 Surface 1 27.8 27.8 8.11 106.5 7.15 5.75 3.5 2.5 7.2 5.9
27.7 27.9 8.12 106.7 7.17 3.7
Middle 12 25.3 33.4 7.97 63.3 4.23 1.6 5.0
25.4 33.2 7.95 66.3 4.43 1.8
Bottom 23 23.8 35.3 7.85 52.8 3.59 3.52 2.1 5.6
23.9 35.4 7.84 50.7 3.45 2.0
Other Observation: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.