Date: 27/4/2001  
Weather: Fine
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 11:03 Surface 1 22.6 33.5 8.21 86.1 6.08 6.08 10.0 13.7 8.9 13.4 0.003 0.002 0.14 0.10
22.6 33.4 8.21 86.1 6.08 9.2
Middle 13 22.5 34.1 8.21 86.1 6.07 16.9 13.3 0.002 0.08
22.5 34.1 8.23 86.5 6.09 17.3
Bottom 25 22.6 33.8 8.21 85.9 6.05 6.04 14.2 18.1 0.002 0.09
22.6 33.8 8.21 85.5 6.03 14.4
Other Observations: NIL
SR2 10:52 Surface 1 22.9 33.5 8.19 86.9 6.10 6.10 6.7 10.8 10.5 13.3 0.027 0.018 0.56 0.36
22.9 33.5 8.19 87.1 6.11 6.0
Middle 5.5 22.8 34.2 8.22 86.8 6.09 11.6 13.5 0.024 0.44
22.8 34.1 8.22 86.7 6.09 11.6
Bottom 10 22.6 34.3 8.21 87.1 6.10 6.11 14.7 15.9 0.002 0.09
22.6 34.3 8.22 87.5 6.11 14.1
Other Observations: NIL
SR3 10:24 Surface 1 22.5 33.9 8.25 85.2 6.02 6.02 8.2 9.6 10.9 13.0 N.A. N.A. N.A. N.A.
22.6 33.8 8.25 85.4 6.03 7.9
Middle 4.5 22.5 34.1 8.25 85.3 6.03 9.2 9.9 N.A. N.A.
22.5 34.0 8.25 85.1 6.01 8.5
Bottom 8 22.4 34.2 8.24 85.1 6.01 6.01 12.1 18.1 N.A. N.A.
22.4 34.2 8.24 85.1 6.01 11.6
Other Observations: Dredging 50 m
SR4 10:06 Surface 1 22.6 34.0 8.25 84.5 6.12 6.12 6.3 7.2 9.9 10.3 0.001 0.001 0.09 0.06
22.6 34.0 8.25 84.5 6.12 6.1
Middle 3.5 22.6 34.3 8.25 84.5 6.12 7.9 11.7 0.001 0.04
22.6 34.2 8.25 84.7 6.12 8.2
Bottom 6 22.5 34.3 8.25 85.3 6.18 6.18 7.2 9.3 0.002 0.06
22.5 34.3 8.25 85.5 6.18 7.3
Other Observations: NIL
SR5 09:54 Surface 1 22.4 34.1 8.26 85.1 6.06 6.06 6.8 7.7 11.5 14.9 0.001 0.007 0.03 0.12
22.4 34.1 8.26 85.2 6.07 6.7
Middle 4.5 22.4 34.3 8.26 84.9 6.05 6.7 17.9 0.009 0.14
22.4 34.3 8.26 85.1 6.06 7.0
Bottom 8 22.4 34.3 8.24 84.7 6.13 6.13 9.3 15.3 0.011 0.18
22.4 34.3 8.25 84.8 6.13 9.8
Other Observations: NIL
SR6 09:41 Surface 1 22.4 34.4 8.26 85.8 6.10 6.10 6.1 7.1 11.3 10.9 0.006 0.017 0.15 0.30
22.4 34.4 8.26 85.9 6.11 6.2
Middle 5.5 22.4 34.4 8.25 85.5 6.08 7.1 9.4 0.014 0.25
22.4 34.2 8.26 85.6 6.09 7.0
Bottom 10 22.4 34.6 8.24 85.4 6.17 6.17 8.0 11.9 0.030 0.50
22.4 34.7 8.25 85.4 6.17 7.9
Other Observations: NIL
SR7 09:28 Surface 1 22.4 34.1 8.26 86.3 6.15 6.15 4.3 6.0 14.7 10.4 0.020 0.024 0.33 0.39
22.4 34.2 8.26 86.6 6.17 3.9
Middle 11 22.4 34.4 8.25 86.1 6.13 6.4 8.1 0.026 0.44
22.4 34.5 8.26 86.2 6.13 6.3
Bottom 21.5 22.4 34.1 8.24 86.0 6.13 6.14 7.7 8.5 0.025 0.41
22.4 34.0 8.25 86.1 6.14 7.4
Other Observations: NIL
C1 07:20 Surface 1 22.5 32.8 8.10 89.2 6.39 6.55 4.8 10.6 5.7 9.8 0.014 0.018 0.45 0.44
22.5 32.9 8.09 87.5 6.27 4.8
Middle 13 22.5 34.5 8.18 96.0 6.83 4.8 4.7 0.014 0.35
22.5 34.5 8.18 94.6 6.71 4.8
Bottom 24.5 22.3 34.8 8.20 96.7 6.87 6.89 22.1 18.9 0.025 0.51
22.3 34.6 8.20 97.3 6.91 22.1
Other Observations: NIL
C2 07:38 Surface 1 22.6 32.5 8.16 90.5 6.49 6.54 9.7 14.0 13.9 10.9 0.028 0.026 0.73 0.62
22.6 32.4 8.15 89.8 6.45 9.7
Middle 7 22.6 33.4 8.19 93.4 6.65 10.8 9.3 0.035 0.75
22.6 33.4 8.19 92.0 6.57 10.8
Bottom 12.5 22.5 34.1 8.19 92.8 6.60 6.64 21.4 9.5 0.016 0.37
22.5 33.9 8.21 93.8 6.67 21.4
Other Observations: NIL
C3 08:03 Surface 1 22.6 31.9 8.16 87.1 6.26 6.30 6.3 6.8 8.1 9.7 0.020 0.017 0.57 0.50
22.6 31.8 8.16 86.4 6.22 6.3
Middle 5 22.5 33.5 8.20 89.3 6.37 6.7 10.1 0.019 0.53
22.5 33.6 8.20 88.9 6.34 6.7
Bottom 8.5 22.5 33.7 8.19 88.4 6.30 6.34 7.4 10.9 0.013 0.39
22.5 33.7 8.20 89.5 6.37 7.4
Other Observations: NIL
C4 08:25 Surface 1 22.6 33.2 8.22 89.9 6.41 6.41 5.0 9.2 9.1 8.0 0.009 0.008 0.23 0.19
22.6 33.2 8.22 88.7 6.33 5.0
Middle 6.5 22.5 34.3 8.25 90.7 6.44 5.7 8.7 0.009 0.17
22.5 34.3 8.25 91.0 6.47 5.7
Bottom 12 22.5 34.6 8.23 90.0 6.38 6.39 16.8 6.1 0.007 0.18
22.5 34.7 8.24 90.4 6.40 16.8
Other Observations: NIL
C5 09:05 Surface 1 22.2 34.8 8.26 86.3 6.15 6.14 4.9 5.6 13.7 12.2 0.007 0.008 0.12 0.13
22.2 34.8 8.26 86.4 6.16 4.9
Middle 12 22.2 35.1 8.24 85.9 6.11 4.9 11.5 0.007 0.12
22.2 34.9 8.25 86.1 6.12 4.9
Bottom 22.5 22.2 34.6 8.22 85.9 6.12 6.12 7.1 11.3 0.009 0.16
22.2 34.6 8.23 85.9 6.12 7.1
Other Observations: NIL
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 27/4/2001  
Weather: Overcast  
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 16:32 Surface 1 23.0 32.6 8.15 87.4 6.21 6.23 7.4 8.6 11.7 10.2 0.017 0.017 0.44 0.42
23.0 32.5 8.14 86.5 6.15 7.3
Middle 13.5 22.9 33.2 8.17 88.6 6.28 8.9 10.5 0.016 0.40
22.9 33.3 8.17 88.5 6.28 10.0
Bottom 25.5 22.9 33.1 8.17 89.0 6.33 6.33 9.1 8.3 0.018 0.43
22.9 33.0 8.17 88.9 6.32 8.6
Other Observations: NIL
SR2 16:19 Surface 1 22.9 32.7 8.18 91.7 6.52 6.52 6.7 7.3 8.6 9.7 0.028 0.022 0.61 0.50
23.0 32.6 8.18 91.9 6.54 6.7
Middle 5.5 22.9 33.2 8.18 91.5 6.49 7.3 9.4 0.022 0.52
22.9 33.2 8.18 91.7 6.51 7.6
Bottom 9.5 22.9 33.5 8.18 91.4 6.48 6.49 7.4 11.0 0.015 0.37
22.9 33.4 8.18 91.7 6.50 7.8
Other Observations: NIL
SR3 15:58 Surface 1 23.7 34.2 8.25 95.2 6.65 6.66 7.7 8.3 12.8 15.9 N.A. N.A. N.A. N.A.
24.0 34.1 8.25 96.5 6.70 7.3
Middle 4 22.8 34.5 8.25 94.1 6.64 8.9 20.6 N.A. N.A.
22.8 34.5 8.25 94.2 6.65 8.8
Bottom 7 22.7 34.6 8.24 92.8 6.55 6.58 8.0 14.4 N.A. N.A.
22.8 34.6 8.25 93.6 6.61 9.2
Other Observations: Dredging 50 m
SR4 15:42 Surface 1 23.3 34.2 8.29 101.9 7.14 7.02 5.9 6.9 10.4 10.7 0.006 0.007 0.10 0.12
23.3 34.3 8.29 103.1 7.22 6.0
Middle 3 23.0 34.4 8.27 96.0 6.77 7.0 12.4 0.009 0.14
22.9 34.4 8.27 98.4 6.94 6.5
Bottom 5.5 22.7 34.4 8.26 94.3 6.67 6.72 7.8 9.2 0.006 0.11
22.6 34.4 8.26 95.6 6.77 8.2
Other Observations: NIL
SR5 15:31 Surface 1 22.9 34.1 8.28 97.6 6.89 6.87 6.4 7.1 11.2 12.3 0.009 0.014 0.13 0.22
22.9 34.1 8.28 98.2 6.93 5.8
Middle 4 22.7 34.1 8.27 95.9 6.80 7.5 11.6 0.014 0.22
22.8 34.1 8.27 97.0 6.86 7.7
Bottom 7 22.6 34.1 8.26 93.7 6.65 6.72 7.6 14.0 0.019 0.30
22.5 34.1 8.26 95.4 6.78 7.6
Other Observations: NIL
SR6 15:20 Surface 1 22.7 34.1 8.27 95.4 6.76 6.75 7.6 10.6 15.4 10.3 0.020 0.016 0.30 0.25
22.8 34.0 8.27 96.7 6.84 7.6
Middle 5 22.5 34.2 8.25 94.4 6.70 12.1 7.2 0.013 0.20
22.5 34.4 8.26 94.4 6.71 11.2
Bottom 9.5 22.5 34.5 8.25 94.0 6.66 6.68 12.3 8.4 0.015 0.25
22.5 34.5 8.25 94.3 6.69 12.8
Other Observations: NIL
SR7 15:06 Surface 1 22.7 34.2 8.26 97.0 6.86 6.84 6.9 8.7 18.0 14.5 0.017 0.014 0.29 0.23
22.7 34.3 8.26 97.5 6.90 6.3
Middle 11 22.6 34.5 8.25 95.7 6.77 7.7 16.4 0.011 0.19
22.7 34.4 8.25 96.6 6.83 7.6
Bottom 20.5 22.5 34.4 8.25 95.3 6.76 6.76 12.6 9.2 0.013 0.22
22.5 34.4 8.25 95.2 6.75 11.3
Other Observations: NIL
C1 13:17 Surface 1 22.6 33.8 8.08 95.5 6.80 6.74 5.8 7.6 7.4 8.8 0.015 0.013 0.38 0.32
22.6 33.7 8.08 96.0 6.83 6.0
Middle 13 22.3 34.8 8.08 93.7 6.66 6.0 10.0 0.011 0.26
22.3 34.9 8.08 94.0 6.68 6.0
Bottom 25 22.2 34.5 8.10 94.3 6.72 6.71 10.8 9.1 0.013 0.33
22.2 34.5 8.09 94.0 6.70 10.8
Other Observations: NIL
C2 13:34 Surface 1 22.8 33.6 8.15 96.3 6.84 6.81 4.2 5.3 6.1 11.2 0.018 0.015 0.40 0.35
22.8 33.6 8.15 96.8 6.86 4.2
Middle 6.5 22.6 34.1 8.15 95.1 6.74 4.6 17.5 0.017 0.39
22.6 34.1 8.15 95.8 6.80 4.5
Bottom 12 22.7 34.1 8.17 96.8 6.86 6.82 7.1 9.9 0.010 0.25
22.5 34.2 8.16 95.4 6.77 7.0
Other Observations: NIL
C3 13:58 Surface 1 23.3 32.4 8.13 91.8 6.51 6.51 4.5 7.7 5.3 8.3 0.011 0.012 0.37 0.34
23.4 32.4 8.13 92.4 6.52 4.5
Middle 5.5 22.6 33.4 8.15 91.2 6.50 5.9 9.9 0.012 0.36
22.6 33.5 8.15 91.2 6.50 5.4
Bottom 10 22.5 34.2 8.19 93.2 6.61 6.57 12.8 9.7 0.013 0.28
22.5 34.3 8.18 91.8 6.53 13.0
Other Observations: NIL
C4 14:18 Surface 1 23.5 33.7 8.21 99.5 6.97 6.94 5.3 6.9 8.9 9.3 0.014 0.013 0.29 0.25
23.6 33.6 8.21 99.9 6.99 5.1
Middle 7 22.8 34.6 8.22 97.4 6.87 5.7 7.7 0.016 0.31
22.7 34.6 8.22 98.4 6.94 6.1
Bottom 12.5 22.7 34.6 8.23 97.5 6.86 6.85 10.1 11.3 0.009 0.16
22.6 34.9 8.23 96.8 6.84 9.1
Other Observations: NIL
C5 14:47 Surface 1 22.5 34.3 8.25 97.7 6.94 6.88 7.4 6.1 8.9 9.8 0.011 0.009 0.19 0.16
22.6 34.2 8.25 97.7 6.94 6.4
Middle 11 22.4 34.5 8.23 96.0 6.79 5.2 9.1 0.009 0.15
22.5 34.6 8.24 96.5 6.85 5.1
Bottom 21.5 22.3 34.4 8.22 95.9 6.82 6.82 6.4 11.3 0.008 0.14
22.3 34.3 8.23 95.5 6.81 6.2
Other Observations: NIL
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.