Date: 25/5/2001  
Weather: Cloudy
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 10:50 Surface 1 27.2 30.8 8.40 111.0 7.41 6.96 4.8 5.5 12.6 11.1 0.001 0.001 0.12 0.13
27.2 30.8 8.40 111.2 7.42 4.7
Middle 13.5 26.7 31.5 8.31 97.4 6.51 5.4 10.2 0.001 0.14
26.7 31.4 8.30 97.4 6.51 5.0
Bottom 25.5 25.5 37.0 8.19 79.9 5.44 5.43 6.2 10.6 0.001 0.12
25.5 37.0 8.20 79.8 5.41 6.7
Other Observations: Nil
SR2 10:35 Surface 1 27.7 30.7 8.42 118.3 7.81 7.66 3.7 6.1 10.4 10.7 0.001 0.001* 0.11 0.10
27.7 30.7 8.43 118.7 7.85 3.6
Middle 6 27.5 31.2 8.40 111.3 7.52 4.7 13.2 0.001 0.08
27.5 31.3 8.39 110.6 7.45 4.8
Bottom 10.5 25.9 33.0 8.20 82.0 5.70 5.65 9.8 8.6 <0.001 0.10
25.8 33.1 8.19 81.4 5.59 10.0
Other Observations: Nil
SR3 10:07 Surface 1 27.2 31.0 8.45 115.9 7.70 7.48 4.3 6.9 8.0 10.7 N.A. N.A. N.A. N.A.
27.2 31.0 8.45 116.3 7.76 4.0
Middle 5 26.9 31.6 8.38 108.6 7.22 5.4 9.0 N.A. N.A.
26.8 31.6 8.38 108.1 7.24 5.7
Bottom 8.5 26.5 32.2 8.34 100.9 6.81 6.79 10.9 15.0 N.A. N.A.
26.5 32.3 8.34 100.7 6.77 11.2
Other Observations: Dredger 1 nos (100m), 3 nos (200m)
SR4 10:45 Surface 1 27.5 29.9 8.32 113.8 7.52 7.78 1.4 1.2 5.4 9.3 0.001 0.001 0.11 0.11
27.5 29.9 8.34 115.7 7.69 1.4
Middle 4 27.4 30.0 8.51 118.8 7.94 1.1 12.4 0.001 0.12
27.4 30.1 8.51 118.9 7.95 1.0
Bottom 6.5 27.3 30.4 8.51 119.8 8.02 8.02 1.0 10.2 0.001 0.09
27.2 30.5 8.51 119.7 8.02 1.0
Other Observations: Nil
SR5 09:35 Surface 1 27.2 30.9 8.45 114.5 7.61 7.80 15.1 14.1 12.0 9.6 0.001 0.001* 0.02 0.07
27.2 30.9 8.46 115.3 7.61 14.9
Middle 4.5 27.2 31.4 8.45 119.9 8.00 11.8 8.4 0.001 0.10
27.2 31.4 8.45 119.5 7.97 12.1
Bottom 7.5 26.8 32.1 8.37 100.1 6.70 6.68 15.3 8.4 <0.001 0.09
26.7 32.2 8.35 99.5 6.66 15.1
Other Observations: Nil
SR6 09:23 Surface 1 27.2 31.0 8.42 117.6 7.81 7.95 15.8 9.5 9.6 8.1 0.001 0.001* 0.09 0.11
27.2 31.0 8.44 117.7 7.85 15.8
Middle 5.5 27.1 31.7 8.46 120.6 8.08 8.2 8.2 0.001 0.14
27.1 31.7 8.46 120.4 8.07 7.8
Bottom 9.5 25.8 32.6 8.22 88.3 6.07 6.06 4.3 6.4 <0.001 0.10
25.7 33.0 8.20 88.0 6.05 4.8
Other Observations: Nil
SR7 09:10 Surface 1 27.2 30.6 8.47 118.0 7.91 7.80 1.8 2.4 9.2 8.8 0.001 0.001 0.09 0.08
27.2 30.6 8.47 118.3 7.92 1.7
Middle 11 26.4 32.2 8.42 114.4 7.69 2.0 9.4 0.001 0.08
26.5 32.1 8.44 114.0 7.66 2.0
Bottom 21 25.6 34.0 8.27 94.1 6.37 6.37 3.3 7.9 0.001 0.07
25.6 34.2 8.23 94.3 6.37 3.3
Other Observations: Nil
C1 07:20 Surface 1 26.2 29.7 8.19 82.4 5.63 5.56 5.0 11.0 10.7 12.0 0.005 0.004 0.33 0.28
26.2 29.7 8.19 82.0 5.60 5.0
Middle 13 25.6 33.4 8.22 81.7 5.55 6.0 10.3 0.004 0.29
25.5 33.7 8.22 80.6 5.47 6.0
Bottom 25 24.9 34.2 8.20 78.3 5.32 5.33 22.1 15.1 0.003 0.21
24.9 34.3 8.21 78.5 5.34 22.1
Other Observations: Nil
C2 07:35 Surface 1 26.9 30.5 8.39 105.3 7.12 6.65 18.8 11.3 12.3 9.8 0.002 0.003 0.16 0.20
26.9 30.5 8.40 105.5 7.16 18.8
Middle 7 26.7 30.9 8.35 90.3 6.16 8.7 8.5 0.004 0.23
26.6 30.9 8.32 90.3 6.16 8.7
Bottom 12.5 26.4 31.3 8.27 87.0 5.88 5.87 6.5 8.5 0.003 0.21
26.4 31.3 8.26 86.8 5.86 6.5
Other Observations: Nil
C3 08:00 Surface 1 27.0 30.1 8.40 114.9 7.70 7.63 1.7 5.9 10.1 9.2 0.001 0.001 0.13 0.14
27.0 30.1 8.42 115.3 7.73 1.7
Middle 5 27.1 30.8 8.43 113.2 7.57 5.1 6.3 0.001 0.14
27.1 31.2 8.42 112.8 7.53 5.1
Bottom 9 26.7 31.9 8.36 102.6 6.88 6.86 10.9 11.1 0.001 0.16
26.7 32.0 8.36 102.1 6.83 10.9
Other Observations: Nil
C4 08:20 Surface 1 27.2 29.9 8.48 110.3 7.35 7.53 3.1 5.7 3.9 8.5 0.001 0.001* 0.13 0.13
27.2 29.8 8.49 110.0 7.40 3.1
Middle 7 27.1 30.5 8.43 114.9 7.68 7.4 9.5 0.001 0.14
27.1 30.7 8.43 115.1 7.69 7.4
Bottom 12.5 25.7 33.3 8.22 81.5 5.50 5.51 6.7 12.1 <0.001 0.11
25.7 35.3 8.23 81.7 5.52 6.7
Other Observations: Nil
C5 08:50 Surface 1 27.1 30.3 8.46 113.2 7.59 7.65 0.7 1.1 10.1 8.0 0.001 0.001 0.12 0.09
27.1 30.3 8.47 113.4 7.60 0.7
Middle 12 26.9 31.3 8.40 116.5 7.70 0.9 8.5 0.001 0.07
26.9 31.5 8.40 116.5 7.72 0.9
Bottom 22.5 25.8 33.3 8.27 97.1 6.71 6.66 1.8 5.3 0.001 0.09
25.8 33.4 8.26 96.6 6.61 1.8
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 25/5/2001  
Weather: Cloudy
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 15:35 Surface 1 27.2 30.1 8.30 105.1 6.99 6.94 3.9 5.5 9.7 8.6 0.003 0.003 0.26 0.26
27.1 30.1 8.30 106.1 7.06 3.9
Middle 12.5 27.0 30.5 8.24 102.3 6.88 4.7 8.7 0.002 0.25
26.9 30.6 8.24 100.8 6.81 4.7
Bottom 24 26.5 30.9 8.16 88.5 6.03 6.05 8.0 7.3 0.003 0.28
26.5 30.8 8.15 88.6 6.06 7.9
Other Observations: Nil
SR2 15:20 Surface 1 27.1 30.5 8.34 118.4 7.77 7.39 5.4 7.2 12.5 10.4 0.001 0.001 0.16 0.16
27.1 30.5 8.34 119.1 7.86 5.5
Middle 5 26.7 31.0 8.22 103.0 6.99 9.3 9.3 0.001 0.11
26.7 31.1 8.22 102.3 6.93 9.2
Bottom 9 26.6 31.1 8.17 94.9 6.49 6.45 6.9 9.3 0.001 0.20
26.6 31.2 8.17 93.8 6.40 6.8
Other Observations: Nil
SR3 14:52 Surface 1 28.2 31.4 8.39 112.5 7.33 7.44 7.4 9.1 14.9 12.1 N.A. N.A. N.A. N.A.
28.3 31.3 8.39 113.4 7.36 7.8
Middle 4 28.3 31.8 8.39 115.4 7.52 10.1 14.3 N.A. N.A.
28.3 31.8 8.39 115.5 7.53 10.2
Bottom 7 28.0 32.0 8.32 106.8 7.15 7.09 9.7 7.1 N.A. N.A.
27.9 32.0 8.31 105.1 7.03 9.6
Other Observations: Dredger 1 nos (100m), 3 nos (200m)
SR4 14:35 Surface 1 27.1 31.4 8.39 113.9 7.58 7.26 8.2 8.6 8.3 10.2 0.001 0.001 0.11 0.11
27.1 31.4 8.39 114.0 7.62 8.2
Middle 3.5 26.4 32.4 8.29 102.5 6.97 8.8 12.1 0.001 0.10
26.3 32.5 8.29 102.4 6.88 9.1
Bottom 6 26.1 33.1 8.25 94.1 6.37 6.37 8.6 10.1 0.001 0.11
26.1 33.1 8.25 93.6 6.37 8.6
Other Observations: Nil
SR5 14:20 Surface 1 27.2 31.4 8.43 125.7 8.33 8.32 4.9 4.6 10.3 10.4 0.001 0.001* 0.09 0.08
27.2 31.4 8.43 125.9 8.36 4.9
Middle 4 27.0 32.8 8.40 123.4 8.30 4.1 14.1 0.001 0.08
27.0 31.8 8.40 123.1 8.30 4.1
Bottom 6.5 26.1 31.7 8.22 94.3 6.48 6.43 4.6 6.9 <0.001 0.08
26.0 32.9 8.23 93.8 6.37 5.0
Other Observations: Nil
SR6 14:10 Surface 1 27.5 30.7 8.48 128.0 8.42 8.67 3.8 3.5 11.1 12.0 0.001 0.001 0.09 0.09
27.5 30.7 8.48 128.5 8.47 3.8
Middle 5 27.3 31.3 8.47 133.8 8.90 3.2 10.3 0.001 0.09
27.3 31.3 8.47 133.9 8.90 3.2
Bottom 9 27.1 31.5 8.44 131.1 8.77 8.77 3.3 14.7 0.001 0.09
27.1 31.6 8.43 131.1 8.77 3.5
Other Observations: Nil
SR7 14:00 Surface 1 27.7 30.6 8.51 129.5 8.68 8.92 2.1 2.3 8.3 8.8 0.001 0.001 0.09 0.09
27.7 30.6 8.51 129.6 8.70 1.9
Middle 11 27.3 31.3 8.47 137.3 9.14 1.5 11.7 0.001 0.10
27.3 31.3 8.47 137.3 9.15 1.6
Bottom 20.5 25.8 32.9 8.20 94.0 6.42 6.40 3.1 6.3 0.001 0.09
25.7 32.9 8.20 93.4 6.37 3.4
Other Observations: Nil
C1 12:22 Surface 1 26.6 31.0 8.11 80.2 5.44 5.38 8.4 11.9 12.1 20.2 0.004 0.004 0.38 0.35
26.6 31.0 8.11 80.1 5.43 8.6
Middle 12.5 26.4 31.1 8.10 78.5 5.32 11.0 13.1 0.004 0.37
26.4 31.1 8.10 78.4 5.31 12.2
Bottom 24 25.6 33.0 8.11 76.3 5.19 5.18 15.8 35.3 0.004 0.29
25.6 33.1 8.12 76.4 5.17 15.4
Other Observations: Nil
C2 12:40 Surface 1 27.6 30.2 8.38 115.1 7.66 7.18 2.5 3.9 17.6 13.2 0.001 0.001 0.13 0.13
27.6 30.2 8.38 115.4 7.69 2.5
Middle 6.5 26.8 30.7 8.09 97.7 6.68 3.5 8.0 0.001 0.12
26.7 30.8 8.09 97.7 6.68 3.7
Bottom 12 26.6 30.9 8.09 95.0 6.39 6.40 5.5 14.0 0.001 0.15
26.6 31.0 8.09 95.1 6.40 5.4
Other Observations: Nil
C3 12:55 Surface 1 27.4 30.3 8.35 123.0 8.17 7.65 2.6 3.7 6.4 7.7 0.001 0.001* 0.14 0.15
27.4 30.3 8.35 123.3 8.24 2.8
Middle 5 26.8 30.9 8.18 103.1 7.16 2.7 6.4 <0.001 0.14
26.8 31.0 8.17 102.6 7.02 2.9
Bottom 8.5 26.5 31.5 8.09 89.0 6.01 6.02 5.4 10.4 0.001 0.16
26.4 31.6 8.09 89.2 6.02 5.5
Other Observations: Nil
C4 13:15 Surface 1 27.9 29.9 8.49 126.2 8.34 8.31 1.5 2.1 7.8 9.9 0.001 0.001 0.13 0.11
27.9 29.9 8.49 126.7 8.39 1.6
Middle 6.5 27.3 30.7 8.40 123.4 8.28 1.3 11.0 0.001 0.12
27.3 30.9 8.39 123.0 8.24 1.4
Bottom 11.5 26.8 31.6 8.30 112.2 7.60 7.52 3.3 11.0 0.001 0.08
26.8 31.7 8.29 110.9 7.43 3.2
Other Observations: Nil
C5 13:40 Surface 1 27.5 30.5 8.48 126.3 8.44 8.48 1.8 2.8 9.0 9.4 0.001 0.001 0.09 0.10
27.5 30.6 8.48 126.3 8.46 1.7
Middle 11.5 27.1 31.4 8.42 127.6 8.51 4.5 10.6 0.001 0.09
27.0 31.5 8.42 127.6 8.51 4.3
Bottom 21.5 25.3 33.7 8.16 82.7 5.51 5.51 2.3 8.6 0.001 0.12
25.3 33.7 8.16 81.2 5.50 2.3
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.