Date: 30/7/2001  
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) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 17:15 Surface 1 28.1 20.1 8.16 88.6 6.22 5.50 6.3 8.9 4.6 7.9 0.001 0.002 0.55 0.33
28.1 20.1 8.17 88.8 6.24 6.1
Middle 13 27.0 25.1 8.17 68.1 4.75 8.6 9.4 0.004 0.26
26.9 25.1 8.18 68.4 4.77 8.7
Bottom 24.5 24.9 29.3 8.08 57.0 3.99 3.94 11.7 9.8 0.001 0.18
24.8 29.3 8.07 55.6 3.88 11.8
Other Observations: Nil
SR2 17:05 Surface 1 28.2 20.7 8.14 59.5 4.13 3.90 5.9 6.2 5.0 6.7 0.002 0.003 0.54 0.46
28.2 20.7 8.15 58.5 4.06 6.0
Middle 5.5 27.6 22.2 8.21 50.7 3.53 5.8 5.2 0.003 0.52
27.6 22.2 8.20 55.7 3.89 5.7
Bottom 10 27.6 23.7 8.18 48.8 3.37 3.29 6.7 9.8 0.005 0.32
27.6 23.7 8.19 46.4 3.20 6.8
Other Observations: Nil
SR3 16:35 Surface 1 29.4 22.1 8.57 99.3 6.73 5.53 4.1 6.0 6.6 5.8 N.A. N.A. N.A. N.A.
29.4 22.1 8.57 92.1 6.24 4.0
Middle 4 27.6 24.8 8.36 66.8 4.57 5.9 4.6 N.A. N.A.
27.6 24.8 8.37 67.0 4.58 6.1
Bottom 7 27.4 25.3 8.33 53.2 3.65 3.66 7.4 6.2 N.A. N.A.
27.4 25.4 8.34 53.2 3.66 8.2
Other Observations: 4 dredger at app 100m
SR4 16:10 Surface 1 30.0 21.5 8.62 110.1 7.39 6.60 3.6 4.3 5.8 6.6 0.003 0.002 0.27 0.24
30.0 21.5 8.62 107.4 7.20 3.3
Middle 4 28.8 22.9 8.56 81.7 5.95 4.5 7.6 0.002 0.26
28.8 22.9 8.54 86.0 5.86 4.6
Bottom 6.5 27.5 26.2 8.29 65.3 4.49 4.40 4.7 6.4 0.001 0.20
27.5 26.2 8.30 63.2 4.31 4.8
Other Observations: Nil
SR5 15:55 Surface 1 29.9 21.5 8.57 103.8 6.98 7.02 3.8 5.0 10.8 7.5 0.002 0.003 0.26 0.24
29.9 21.5 8.57 108.5 7.30 3.8
Middle 4 29.9 22.6 8.53 103.3 6.93 5.8 7.2 0.002 0.26
29.9 22.6 8.54 102.1 6.85 5.7
Bottom 7 27.4 25.5 8.46 87.6 6.00 5.86 5.5 4.4 0.004 0.19
27.4 25.5 8.43 83.2 5.71 5.2
Other Observations: Nil
SR6 15:45 Surface 1 29.9 22.4 8.44 101.5 6.80 6.51 4.9 4.9 9.6 7.7 0.002 0.002 0.26 0.24
29.9 22.4 8.44 101.1 6.77 4.8
Middle 5 28.8 23.6 8.43 91.4 6.22 5.4 8.2 0.002 0.26
28.8 23.6 8.43 91.9 6.25 5.5
Bottom 9 27.2 26.0 8.44 68.6 4.71 4.51 4.3 5.2 0.003 0.19
27.2 25.7 8.44 62.6 4.31 4.3
Other Observations: Nil
SR7 15:35 Surface 1 29.0 22.2 8.52 104.0 6.99 5.77 3.2 3.9 8.8 8.9 0.002 0.002 0.25 0.20
29.0 22.3 8.52 105.2 7.17 3.2
Middle 11 27.3 25.8 8.31 65.4 4.50 4.6 3.8 0.002 0.15
27.3 25.8 8.31 64.3 4.43 4.4
Bottom 20.5 27.0 26.4 8.26 62.6 4.31 4.22 3.8 14.0 0.003 0.19
27.0 26.5 8.25 61.0 4.13 4.0
Other Observations: Nil
C1 14:45 Surface 1 28.4 20.1 8.19 54.2 3.77 3.13 6.7 28.3 13.8 27.0 0.003 0.002 0.57 0.35
28.4 20.1 8.19 53.3 3.71 6.7
Middle 13 26.3 26.6 8.16 36.0 2.50 38.0 41.2 0.003 0.30
26.4 26.6 8.16 36.0 2.54 38.0
Bottom 24.5 24.8 29.5 8.01 27.4 1.92 1.89 40.2 26.0 0.001 0.19
24.8 29.5 8.02 26.5 1.86 40.2
Other Observations: Nil
C2 15:01 Surface 1 27.7 20.6 8.17 47.6 3.33 3.23 5.6 6.2 6.4 8.0 0.003 0.004 0.60 0.47
27.7 20.6 8.16 47.7 3.34 5.6
Middle 6.5 27.3 23.0 8.16 45.1 3.15 6.3 8.2 0.004 0.49
27.3 23.0 8.15 44.5 3.11 6.3
Bottom 12 26.5 25.9 8.19 42.9 2.94 2.79 6.6 9.4 0.004 0.31
26.4 25.9 8.19 38.0 2.64 6.6
Other Observations: Nil
C3 15:25 Surface 1 28.7 18.1 7.81 88.6 6.20 5.89 6.0 7.1 7.4 7.3 0.001 0.001 0.67 0.58
28.7 18.1 7.81 88.3 6.19 6.0
Middle 4.5 27.8 19.8 7.77 80.3 5.64 5.4 6.2 0.001 0.63
27.9 19.7 7.77 78.6 5.52 5.4
Bottom 8 27.0 24.4 7.74 71.6 4.95 4.90 9.9 8.4 0.001 0.45
27.0 24.5 7.74 69.8 4.85 9.9
Other Observations: Nil
C4 14:45 Surface 1 29.1 19.5 8.15 108.9 7.53 6.67 4.4 4.8 7.4 7.2 0.001 0.002 0.59 0.38
29.1 19.5 8.16 111.0 7.67 4.4
Middle 6.5 27.8 23.9 8.11 83.4 5.75 4.9 8.4 0.002 0.32
27.7 23.9 8.10 81.5 5.71 4.9
Bottom 11.5 26.7 26.7 8.02 61.8 4.27 4.15 5.1 5.8 0.003 0.22
26.7 26.6 8.03 58.4 4.02 5.1
Other Observations: Nil
C5 15:20 Surface 1 29.4 22.3 8.60 158.8 10.63 7.79 3.6 3.3 6.4 10.2 0.001 0.002 0.13 0.17
29.4 22.4 8.60 148.8 10.04 3.6
Middle 11.5 27.2 26.0 8.28 75.4 5.18 2.4 8.0 0.002 0.16
27.2 26.3 8.29 77.2 5.30 2.4
Bottom 21.5 26.8 26.9 8.18 62.1 4.27 4.30 3.9 16.2 0.004 0.21
26.8 26.8 8.19 62.7 4.32 3.9
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 30/7/2001  
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) NH3-N (mg/L) TIN (mg/L)
Value DA Value DA Value DA Value DA Value DA
SR1 13:10 Surface 1 28.6 17.7 8.10 98.1 6.88 6.19 4.0 6.9 14.0 13.3 0.003 0.002* 0.72 0.47
28.6 17.7 8.09 101.3 7.11 4.1
Middle 13 25.5 26.7 7.92 71.4 4.97 7.0 19.0 0.001 0.47
25.6 26.7 7.94 84.0 5.79 6.8
Bottom 25 24.7 30.6 7.14 46.9 3.28 3.36 9.9 7.0 <0.001 0.23
24.7 30.5 7.12 49.2 3.44 9.8
Other Observations: Nil
SR2 12:33 Surface 1 28.7 17.7 8.11 96.2 6.74 6.57 6.6 11.9 5.6 6.1 0.003 0.002 0.70 0.67
28.7 17.7 8.12 98.7 6.91 6.5
Middle 5 28.4 18.9 8.08 90.3 6.31 14.2 5.9 0.002 0.65
28.3 18.9 8.08 89.9 6.30 13.9
Bottom 9 27.3 22.7 8.01 88.7 6.05 6.06 15.1 6.7 0.002 0.66
27.3 22.7 8.02 88.9 6.06 15.2
Other Observations: Nil
SR3 11:55 Surface 1 29.2 23.0 8.35 120.0 8.14 8.24 2.3 9.5 9.1 7.4 N.A. N.A. N.A. N.A.
29.2 23.0 8.37 130.5 8.84 2.2
Middle 4 29.1 22.3 8.33 118.5 8.05 3.9 4.9 N.A. N.A.
29.1 22.3 8.33 117.9 7.93 3.8
Bottom 7 27.6 25.3 8.26 82.3 5.62 5.81 22.4 8.3 N.A. N.A.
27.6 25.3 8.26 87.8 6.00 22.3
Other Observations: 2 dredger at app 100m
SR4 11:30 Surface 1 29.1 21.6 8.40 114.3 7.78 8.09 1.9 2.5 3.9 4.6 0.004 0.003 0.32 0.32
29.1 21.5 8.42 115.8 8.09 1.7
Middle 3.5 29.1 21.5 8.42 121.6 8.29 2.7 3.5 0.003 0.28
29.1 21.5 8.42 119.8 8.18 2.6
Bottom 6 28.5 22.7 8.26 116.7 7.79 7.72 3.0 6.5 0.003 0.37
28.5 22.7 8.25 111.7 7.65 2.9
Other Observations: Nil
SR5 11:20 Surface 1 28.9 21.7 8.40 125.8 8.57 8.44 13.5 16.4 6.1 9.1 0.004 0.004 0.36 0.35
28.9 21.7 8.40 122.7 8.44 13.6
Middle 4 28.7 21.8 8.42 121.3 8.31 19.3 11.3 0.004 0.34
28.7 21.8 8.41 122.7 8.42 19.4
Bottom 6.5 27.9 24.2 8.24 123.5 8.69 8.78 16.3 9.9 0.003 0.34
27.9 24.2 8.24 115.0 8.87 16.2
Other Observations: Nil
SR6 11:10 Surface 1 29.1 21.4 8.35 122.6 8.37 8.08 4.0 3.2 5.5 6.2 0.003 0.004 0.42 0.32
29.1 21.4 8.34 123.2 8.41 4.2
Middle 5 28.5 21.8 8.37 112.8 7.73 2.5 5.3 0.004 0.32
28.5 21.8 8.36 113.5 7.79 2.7
Bottom 9 27.1 26.3 8.31 104.5 7.11 7.00 3.0 7.9 0.004 0.22
27.1 26.3 8.31 100.4 6.89 2.9
Other Observations: Nil
SR7 10:55 Surface 1 29.0 21.3 8.37 126.4 8.63 7.93 3.2 4.5 9.7 8.4 0.004 0.003 0.49 0.31
29.0 21.3 8.37 126.4 8.63 3.2
Middle 11 26.9 26.3 8.31 105.4 7.22 3.6 7.3 0.003 0.24
26.9 26.3 8.36 105.4 7.22 3.5
Bottom 20.5 24.2 30.8 8.07 68.1 4.77 4.77 6.8 8.3 0.003 0.21
24.2 30.7 8.09 68.1 4.77 6.6
Other Observations: Nil
C1 07:45 Surface 1 27.5 22.5 8.11 99.0 6.93 6.47 3.5 5.5 6.3 12.2 0.004 0.003 0.56 0.37
27.5 22.5 8.12 99.4 6.95 3.4
Middle 13 27.3 24.8 8.21 85.9 5.93 4.5 9.1 0.004 0.35
27.3 24.7 8.21 87.9 6.06 4.4
Bottom 25 26.3 26.4 8.17 69.5 4.81 4.79 8.6 21.3 0.002 0.21
26.3 26.4 8.16 68.8 4.76 8.5
Other Observations: Nil
C2 08:02 Surface 1 27.4 21.5 8.21 87.6 6.15 5.82 4.0 4.8 7.2 7.8 0.005 0.005 0.55 0.50
27.4 21.5 8.20 87.3 6.13 3.9
Middle 6.5 27.2 22.5 8.15 78.5 5.50 4.8 7.8 0.005 0.52
27.2 22.5 8.15 78.5 5.49 4.9
Bottom 12 27.1 25.7 8.16 75.2 5.25 5.28 5.4 8.4 0.006 0.44
27.1 25.8 8.15 75.9 5.30 5.8
Other Observations: Nil
C3 08:25 Surface 1 27.8 20.6 8.16 84.2 5.89 5.87 4.0 4.3 8.2 7.7 0.004 0.004 0.61 0.45
27.8 20.7 8.16 81.4 5.72 4.2
Middle 4.5 27.9 22.7 8.25 87.1 6.02 5.0 6.8 0.005 0.40
27.9 22.8 8.26 84.6 5.84 4.9
Bottom 8 27.8 22.8 8.37 79.2 5.48 5.57 3.9 8.2 0.004 0.33
27.8 22.8 8.37 81.7 5.65 3.8
Other Observations: Nil
C4 08:45 Surface 1 27.9 22.3 8.22 92.2 6.37 5.79 2.7 3.0 8.4 10.1 0.004 0.004 0.41 0.33
27.9 22.8 8.23 87.9 6.08 2.6
Middle 6.5 27.8 22.6 8.27 79.1 5.48 3.0 13.6 0.003 0.38
27.8 22.6 8.27 75.2 5.22 2.9
Bottom 11.5 27.4 25.5 8.27 71.7 4.95 4.95 3.5 8.4 0.004 0.19
27.4 25.5 8.28 71.6 4.94 3.4
Other Observations: Nil
C5 09:35 Surface 1 28.7 20.7 8.39 125.4 8.63 7.13 4.9 5.5 10.6 10.6 0.004 0.003 0.35 0.23
28.7 20.7 8.40 131.4 9.04 4.8
Middle 11.5 26.9 26.3 8.22 80.3 5.51 5.9 6.0 0.002 0.19
26.9 26.3 8.23 77.2 5.32 5.8
Bottom 21.5 25.8 30.3 8.15 55.9 3.84 3.81 5.9 15.2 0.002 0.14
25.8 30.3 8.15 54.8 3.77 5.7
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.