Date: 17/9/2001  
Weather: Overcast
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 17:48 Surface 1 27.2 33.2 7.79 96.6 6.71 6.39 6.4 13.2 13.7 15.9 0.001 0.001 0.26 0.21
27.2 33.3 7.79 96.8 6.72 6.7
Middle 13 27.0 33.9 7.86 93.8 6.06 7.5 13.9 0.001 0.22
27.0 33.8 7.87 93.9 6.06 7.6
Bottom 24.5 26.6 33.9 7.89 90.9 6.32 6.34 25.4 20.1 0.001 0.15
26.6 33.9 7.89 91.2 6.35 25.8
Other Observations: Nil
SR2 17:36 Surface 1 27.1 33.8 7.70 93.0 6.63 6.64 14.4 15.1 14.3 15.0 0.001 0.001 0.26 0.26
27.2 33.8 7.71 92.7 6.62 14.0
Middle 5.5 27.0 34.3 7.77 93.8 6.64 15.6 15.7 0.001 0.27
27.0 34.5 7.77 94.2 6.65 15.4
Bottom 10 26.5 34.4 7.80 90.7 6.30 6.30 15.5 15.1 0.001 0.25
26.6 34.1 7.80 90.6 6.29 15.7
Other Observations: Nil
SR3 17:18 Surface 1 27.5 33.8 8.08 106.2 7.09 6.97 3.2 7.8 5.7 6.8 N.A. N.A. N.A. N.A.
27.5 33.8 8.10 106.3 7.10 3.0
Middle 4 27.0 34.0 8.10 98.2 6.82 4.0 6.3 N.A. N.A.
27.1 34.0 8.10 98.4 6.85 4.1
Bottom 7 26.9 34.1 8.11 89.8 6.28 6.29 16.1 8.5 N.A. N.A.
26.9 34.1 8.11 89.9 6.30 16.4
Other Observations: 3 dredgers at app 100m
SR4 17:00 Surface 1 27.1 33.8 7.90 108.1 7.30 7.14 0.4 2.5 2.3 6.7 <0.001 0.001* 0.03 0.02*
27.1 33.9 7.91 108.3 7.32 0.5
Middle 4 26.9 34.1 7.93 105.2 6.96 2.3 5.5 <0.001 <0.01
26.9 34.2 7.94 105.7 6.99 2.4
Bottom 6.5 26.5 34.2 8.00 91.0 6.30 6.32 4.5 12.3 0.001 0.04
26.5 34.2 8.01 91.2 6.33 4.6
Other Observations: Nil
SR5 16:50 Surface 1 27.0 34.2 7.98 109.8 7.52 7.11 6.4 5.4 5.7 6.3 <0.001 <0.001 0.06 0.04
26.9 34.2 8.00 109.9 7.54 6.2
Middle 4 27.1 34.2 8.02 98.0 6.68 5.1 5.5 <0.001 0.04
27.1 34.1 8.02 98.1 6.69 5.0
Bottom 6.5 27.1 34.4 8.01 88.8 6.19 6.20 4.5 7.7 <0.001 0.02
27.1 34.4 8.01 89.1 6.21 4.9
Other Observations: Nil
SR6 16:38 Surface 1 26.9 31.8 8.00 112.9 7.63 7.37 8.6 10.6 5.5 8.5 <0.001 0.001* 0.09 0.07
26.9 31.7 8.01 111.8 7.47 8.6
Middle 5 26.4 33.0 7.99 107.5 7.18 12.4 8.3 <0.001 0.09
26.4 33.0 7.98 107.4 7.19 12.4
Bottom 9 26.4 33.5 7.96 96.7 6.44 6.45 10.5 11.7 0.001 0.04
26.4 33.5 7.96 96.8 6.46 11.0
Other Observations: Nil
SR7 16:30 Surface 1 26.6 33.4 7.77 111.0 7.43 7.15 5.6 11.8 3.7 7.9 <0.001 0.001* 0.01 0.04
26.6 33.4 7.80 110.3 7.38 5.6
Middle 10.5 26.4 34.1 7.88 98.5 6.88 5.5 9.7 <0.001 0.02
26.4 34.2 7.88 98.8 6.89 5.5
Bottom 20 26.3 34.4 7.86 97.3 6.51 6.49 24.1 10.2 0.001 0.07
26.3 34.4 7.86 96.8 6.46 24.4
Other Observations: Nil
C1 18:02 Surface 1 26.9 33.1 7.91 94.6 6.61 6.58 13.5 12.5 13.8 13.4 0.001 0.001 0.23 0.17
26.9 33.0 7.91 94.8 6.63 13.5
Middle 12.5 26.8 34.6 7.92 94.1 6.54 13.0 13.2 0.002 0.20
26.7 34.6 7.92 93.8 6.52 13.0
Bottom 24 26.3 35.4 7.94 94.2 6.50 6.51 10.9 13.2 0.001 0.09
26.3 35.6 7.94 94.7 6.52 10.9
Other Observations: Nil
C2 18:15 Surface 1 26.9 34.1 7.77 95.8 6.68 6.56 12.4 16.1 13.2 15.7 0.001 0.001 0.03 0.17
26.9 34.1 7.78 95.9 6.69 12.4
Middle 6.5 26.8 34.8 7.85 93.2 6.43 14.5 17.0 0.001 0.27
26.8 35.1 7.85 93.5 6.45 14.5
Bottom 12 26.5 34.9 7.90 88.9 6.05 6.06 21.3 16.8 0.002 0.21
26.5 35.0 7.90 89.0 6.06 21.3
Other Observations: Nil
C3 15:30 Surface 1 26.8 31.9 5.97 97.6 6.55 6.42 12.7 17.1 14.6 17.4 <0.001 <0.001 0.19 0.19
26.7 31.8 5.97 97.5 6.55 12.7
Middle 4.5 26.4 32.4 6.01 93.8 6.30 14.4 13.2 <0.001 0.20
26.4 32.4 6.01 93.9 6.29 14.4
Bottom 7.5 26.4 32.6 6.07 92.5 6.21 6.21 24.2 24.4 <0.001 0.19
26.4 32.7 6.08 92.3 6.20 24.2
Other Observations: Nil
C4 15:48 Surface 1 26.8 31.1 6.94 101.7 6.84 6.47 5.0 6.8 7.2 9.3 <0.001 <0.001 0.20 0.16
26.8 31.1 6.95 101.5 6.84 5.0
Middle 6 26.4 32.0 6.98 89.5 6.12 7.0 11.2 <0.001 0.19
26.4 32.1 6.97 89.0 6.09 7.0
Bottom 11 26.3 33.1 7.01 87.2 5.82 5.83 8.4 9.4 <0.001 0.09
26.3 33.4 7.02 87.4 5.84 8.4
Other Observations: Nil
C5 16:15 Surface 1 26.8 31.9 7.70 102.0 6.88 6.70 11.8 13.4 7.8 7.4 <0.001 0.001* 0.02 0.06
26.8 32.0 7.72 101.8 6.86 11.8
Middle 11 26.4 32.9 7.73 97.7 6.64 8.4 5.4 <0.001 0.08
26.4 32.1 7.72 96.1 6.42 8.4
Bottom 21 26.2 33.7 7.67 84.3 5.63 5.61 20.0 9.0 0.001 0.07
26.2 33.7 7.67 83.3 5.59 20.0
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 17/9/2001  
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 13:25 Surface 1 27.5 30.8 7.38 101.2 6.75 6.70 3.5 4.1 6.2 6.9 <0.001 <0.001 0.19 0.19
27.5 30.8 7.39 100.9 6.74 3.7
Middle 13 27.5 31.5 7.45 100.3 6.65 4.7 8.4 <0.001 0.21
27.4 31.5 7.45 100.1 6.64 4.7
Bottom 25 27.4 31.3 7.50 101.1 6.72 6.72 4.0 6.0 <0.001 0.18
27.4 31.3 7.50 100.9 6.71 4.0
Other Observations: Nil
SR2 13:15 Surface 1 27.7 30.8 7.39 105.4 6.99 7.00 18.2 13.3 7.0 8.6 <0.001 <0.001 0.20 0.19
27.7 30.9 7.40 105.4 6.99 18.5
Middle 5.5 27.6 31.1 7.43 105.7 7.00 14.3 11.4 <0.001 0.21
27.6 31.1 7.43 105.7 7.00 14.6
Bottom 9.5 27.6 31.6 7.45 106.4 7.02 7.03 7.1 7.4 <0.001 0.17
27.6 31.8 7.45 106.5 7.03 7.0
Other Observations: Nil
SR3 12:55 Surface 1 29.3 32.8 7.89 113.6 7.26 7.42 33.6 24.9 10.8 12.7 N.A. N.A. N.A. N.A.
29.3 32.8 7.88 113.3 7.25 33.8
Middle 4.5 29.0 33.0 7.83 118.4 7.57 24.3 13.0 N.A. N.A.
29.0 32.9 7.82 118.8 7.60 24.0
Bottom 7.5 28.1 32.9 7.68 118.7 7.80 7.79 17.0 14.4 N.A. N.A.
28.0 33.0 7.67 118.1 7.77 16.6
Other Observations: 2 dredgers at app 100m
SR4 12:35 Surface 1 27.5 32.2 7.67 116.2 7.41 7.14 15.4 15.2 7.2 9.2 <0.001 <0.001 0.01 0.02
27.5 32.2 7.67 115.2 7.34 15.3
Middle 3.5 27.4 32.6 7.67 109.2 6.95 15.8 9.6 <0.001 0.02
27.4 32.7 7.67 108.9 6.85 15.7
Bottom 6 27.3 32.9 7.65 110.1 6.47 6.47 14.7 10.8 <0.001 0.03
27.3 32.9 7.65 101.9 6.46 14.5
Other Observations: Nil
SR5 12:22 Surface 1 27.8 32.5 7.85 119.0 7.57 7.19 3.4 4.2 5.1 8.8 0.001 0.001* 0.01 0.01
27.8 32.5 7.84 119.2 7.58 3.4
Middle 4 27.3 32.9 7.67 108.5 6.82 3.9 8.4 <0.001 0.01
27.3 33.0 7.66 108.2 6.79 4.3
Bottom 7 27.1 33.3 7.57 102.2 6.76 6.76 5.1 13.0 <0.001 0.02
27.1 33.4 7.56 102.3 6.75 5.2
Other Observations: Nil
SR6 12:12 Surface 1 27.6 32.2 7.45 119.8 7.87 7.58 0.6 1.7 6.0 6.6 <0.001 <0.001 0.01 0.01*
27.6 32.2 7.46 119.7 7.85 0.7
Middle 5.5 27.3 32.5 7.48 115.1 7.37 0.5 4.4 <0.001 <0.01
27.3 32.4 7.48 113.1 7.22 0.5
Bottom 10 27.2 32.9 7.44 96.8 6.55 6.51 3.7 9.4 <0.001 0.02
27.2 32.9 7.43 96.2 6.47 3.9
Other Observations: Nil
SR7 12:00 Surface 1 28.1 31.6 7.22 119.2 7.75 7.46 0.5 1.8 13.4 12.5 <0.001 <0.001 0.01 0.02
28.1 31.6 7.24 118.8 7.70 0.6
Middle 11 27.2 33.3 7.21 109.1 7.21 0.8 12.0 <0.001 0.02
27.2 33.5 7.21 108.3 7.18 0.8
Bottom 20.5 27.0 33.6 7.14 94.9 6.27 6.24 4.0 12.2 <0.001 0.04
27.0 33.6 7.14 94.0 6.21 4.3
Other Observations: Nil
C1 10:15 Surface 1 27.4 32.2 7.61 95.7 6.33 6.31 2.1 3.4 8.4 9.1 <0.001 0.001* 0.04 0.06
27.3 32.1 7.63 95.8 6.33 2.0
Middle 13.5 27.2 33.2 7.84 95.5 6.31 2.6 6.6 <0.001 0.05
27.2 33.3 7.84 95.3 6.28 2.7
Bottom 25.5 27.1 33.6 7.86 85.9 5.70 5.78 5.6 12.4 0.001 0.08
27.0 33.8 7.86 85.0 5.86 5.6
Other Observations: Nil
C2 10:30 Surface 1 27.1 31.6 7.66 94.9 6.32 6.35 10.1 9.1 7.1 7.7 <0.001 0.001* 0.12 0.10
27.1 31.5 7.68 94.9 6.32 10.2
Middle 7 27.2 31.9 7.86 96.2 6.39 8.5 5.3 0.001 0.11
27.2 32.0 7.87 96.1 6.38 8.5
Bottom 13 27.1 32.7 7.89 91.1 6.01 5.99 8.5 10.7 0.001 0.06
27.1 32.8 7.89 90.4 5.97 8.6
Other Observations: Nil
C3 10:55 Surface 1 27.4 30.6 7.58 91.5 6.10 6.38 3.2 2.6 7.0 5.3 <0.001 <0.001 0.19 0.10
27.4 30.6 7.61 91.4 6.09 3.3
Middle 5 27.3 31.1 7.82 101.0 6.64 3.0 5.9 <0.001 0.06
27.3 31.4 7.83 101.7 6.70 2.7
Bottom 9 27.2 32.2 7.86 93.7 6.30 6.25 1.5 3.1 <0.001 0.05
27.1 32.4 7.86 93.2 6.20 1.6
Other Observations: Nil
C4 11:10 Surface 1 27.4 31.4 7.48 108.1 7.10 7.27 3.6 3.5 6.3 4.0 <0.001 <0.001 0.08 0.04
27.4 31.5 7.52 108.9 7.13 3.7
Middle 6.5 27.3 32.6 7.76 112.3 7.41 2.4 2.3 <0.001 0.02
27.2 32.6 7.77 112.4 7.42 2.2
Bottom 12 27.1 33.5 7.74 87.7 5.77 5.74 4.6 3.3 <0.001 0.02
27.1 33.5 7.75 86.6 5.71 4.4
Other Observations: Nil
C5 11:40 Surface 1 28.0 31.8 7.18 112.5 7.14 7.04 2.5 4.3 8.9 5.9 <0.001 <0.001 <0.01 <0.01
28.0 31.8 7.19 112.8 7.18 2.3
Middle 11.5 27.2 33.6 7.06 104.9 6.94 0.4 2.9 <0.001 <0.01
27.2 33.6 7.06 104.5 6.88 0.3
Bottom 21.5 27.0 34.0 6.99 84.8 5.79 5.70 10.1 5.9 <0.001 <0.01
26.9 34.0 6.99 82.5 5.60 10.1
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.