Date: 17/5/2001  
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 15:10 Surface 1 25.9 32.0 8.29 98.3 6.66 6.52 4.2 6.2 10.4 11.7 0.002 0.002 0.19 0.11
25.9 32.0 8.30 98.4 6.68 4.0
Middle 13 25.7 33.4 8.30 94.3 6.36 5.4 10.2 0.002 0.09
25.7 33.4 8.30 94.4 6.37 5.4
Bottom 25 25.3 34.1 8.25 91.6 6.23 6.23 9.2 14.4 0.002 0.05
25.3 34.1 8.25 91.7 6.23 9.2
Other Observations: Nil
SR2 14:47 Surface 1 25.9 31.9 8.28 97.9 6.62 6.48 3.5 4.4 9.8 11.3 0.002 0.003 0.19 0.19
25.8 31.9 8.28 98.0 6.65 3.5
Middle 5.5 25.7 33.7 8.25 93.4 6.33 4.2 9.4 0.003 0.21
25.7 33.6 8.25 93.4 6.30 4.1
Bottom 10 25.8 33.5 8.28 93.6 6.31 6.47 5.5 14.8 0.003 0.16
25.8 33.5 8.28 93.6 6.62 5.5
Other Observations: Nil
SR3 14:25 Surface 1 25.8 33.6 8.33 98.2 6.62 6.59 9.2 10.8 14.4 17.0 N.A. N.A. N.A. N.A.
25.8 33.6 8.34 98.3 6.62 9.3
Middle 4 25.8 33.7 8.33 97.6 6.56 10.1 19.8 N.A. N.A.
25.8 33.8 8.33 97.6 6.56 10.1
Bottom 6.5 25.8 33.8 8.32 96.5 6.48 6.49 13.0 16.8 N.A. N.A.
25.8 33.9 8.32 96.6 6.49 13.1
Other Observations: 3 Dredgers at app 50 m, 100 m & 200 m
SR4 14:07 Surface 1 25.7 33.4 8.39 102.4 6.91 6.78 6.4 9.0 15.8 13.1 <0.001 0.001* 0.03 0.02*
25.7 33.4 8.39 102.6 6.91 6.2
Middle 4 25.7 33.5 8.33 98.7 6.64 8.5 12.8 0.001 0.01
25.7 33.5 8.33 98.7 6.64 8.2
Bottom 7 25.7 33.8 8.33 96.7 6.45 6.45 12.4 10.8 <0.001 <0.01
25.7 33.8 8.33 96.7 6.45 12.4
Other Observations: Nil
SR5 13:55 Surface 1 25.6 33.8 8.36 100.9 6.79 6.57 5.4 8.0 6.8 10.7 <0.001 0.001* <0.01 0.02*
25.6 33.8 8.36 101.1 6.79 5.4
Middle 4.5 25.5 33.9 8.32 94.0 6.34 8.7 13.6 0.001 0.02
25.5 33.9 8.32 94.0 6.34 8.6
Bottom 7.5 25.4 34.2 8.30 92.5 6.25 6.25 9.8 11.8 0.001 0.03
25.4 34.4 8.30 92.4 6.24 9.8
Other Observations: Nil
SR6 13:45 Surface 1 25.6 33.4 8.36 102.9 6.97 6.87 4.3 4.7 10.8 9.7 <0.001 0.004* <0.01 0.05*
25.6 33.4 8.36 102.9 6.97 4.3
Middle 5.5 25.6 34.2 8.34 100.6 6.77 4.6 9.2 0.001 0.01
25.6 34.3 8.34 100.6 6.78 4.6
Bottom 10 25.5 34.5 8.32 98.4 6.63 6.63 5.2 9.2 0.010 0.12
25.5 34.5 8.33 98.4 6.62 5.2
Other Observations: Nil
SR7 13:20 Surface 1 25.5 33.7 8.36 101.9 6.89 6.77 2.7 3.2 8.0 9.6 <0.001 0.001* <0.01 0.02*
25.5 33.7 8.36 102.0 6.90 2.7
Middle 11 25.5 34.2 8.34 98.6 6.65 2.6 7.0 0.001 0.02
25.5 34.2 8.34 98.7 6.65 2.6
Bottom 21 25.3 34.1 8.30 91.5 6.23 6.23 4.3 13.9 0.001 0.04
25.3 34.1 8.30 91.5 6.23 4.3
Other Observations: Nil
C1 15:15 Surface 1 25.8 32.4 8.29 97.1 6.57 6.44 3.0 4.7 9.9 10.0 0.002 0.002 0.16 0.10
25.8 32.4 8.29 97.1 6.57 3.0
Middle 13.5 25.6 33.7 8.31 93.7 6.30 4.4 8.3 0.002 0.09
25.6 33.6 8.31 93.7 6.30 4.4
Bottom 25.5 25.3 33.8 8.26 88.6 5.99 5.99 6.8 11.7 0.002 0.05
25.3 33.9 8.26 88.1 5.99 6.8
Other Observations: Nil
C2 15:30 Surface 1 25.9 31.8 8.27 96.3 6.54 6.42 3.5 4.3 3.9 9.8 0.003 0.003 0.22 0.18
25.9 31.7 8.27 96.4 6.55 3.5
Middle 6.5 25.7 32.9 8.25 93.1 6.27 3.7 7.9 0.004 0.17
25.7 32.8 8.25 93.5 6.30 3.7
Bottom 12 25.6 33.5 8.22 87.2 5.91 5.92 5.8 17.7 0.003 0.14
25.6 33.4 8.22 87.1 5.93 5.8
Other Observations: Nil
C3 12:15 Surface 1 25.6 30.8 8.30 104.2 7.03 7.07 4.8 8.6 8.1 12.0 0.002 0.003 0.24 0.24
25.6 30.8 8.29 104.2 7.03 4.8
Middle 4.5 25.6 31.1 8.29 105.3 7.11 7.6 15.5 0.002 0.23
25.6 31.1 8.29 105.3 7.11 7.6
Bottom 7.5 25.3 32.8 8.13 103.4 6.94 6.96 13.4 12.3 0.004 0.24
25.3 32.8 8.13 103.5 6.97 13.4
Other Observations: Nil
C4 12:35 Surface 1 25.8 32.0 8.31 102.3 6.97 7.03 1.6 2.2 7.3 7.8 0.001 0.001* 0.14 0.10
25.8 31.9 8.31 102.2 6.97 1.6
Middle 6.5 25.7 33.2 8.35 105.0 7.09 1.2 7.7 0.001 0.13
25.7 33.2 8.35 105.1 7.09 1.2
Bottom 11.5 25.6 34.3 8.33 102.3 6.88 6.89 3.8 8.3 <0.001 0.04
25.6 34.2 8.34 102.5 6.89 3.8
Other Observations: Nil
C5 13:05 Surface 1 25.5 33.5 8.36 103.5 6.99 6.97 2.0 1.7 12.1 8.9 <0.001 <0.001 <0.01 0.01*
25.5 33.5 8.36 103.4 6.99 2.0
Middle 12 25.6 34.0 8.35 103.2 6.95 1.7 8.3 <0.001 0.01
25.6 34.1 8.35 103.2 6.95 1.7
Bottom 22.5 25.6 34.0 8.34 101.5 6.84 6.85 1.4 6.3 <0.001 <0.01
25.6 34.1 8.34 101.4 6.85 1.4
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 17/5/2001  
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 11:05 Surface 1 25.6 32.7 8.34 94.3 6.35 6.32 2.2 7.7 5.7 6.8 0.001 0.001 0.08 0.07
25.6 32.4 8.34 94.3 6.35 2.2
Middle 13 25.8 33.9 8.32 93.4 6.28 5.6 7.3 0.001 0.06
25.8 33.8 8.32 93.5 6.28 5.6
Bottom 25 25.2 34.1 8.26 90.1 6.11 6.11 15.4 7.5 0.002 0.07
25.2 34.1 8.26 90.1 6.11 15.4
Other Observations: Nil
SR2 10:45 Surface 1 25.6 32.6 8.30 92.5 6.23 6.21 1.9 6.0 5.9 8.4 0.002 0.002 0.12 0.11
25.6 32.5 8.30 92.6 6.23 1.9
Middle 5.5 25.7 33.0 8.31 91.8 6.18 6.2 10.0 0.002 0.12
25.7 33.0 8.31 91.9 6.18 6.2
Bottom 9.5 25.6 34.0 8.31 90.1 6.10 6.10 9.7 9.2 0.003 0.10
25.6 34.0 8.30 90.1 6.10 9.8
Other Observations: Nil
SR3 10:20 Surface 1 25.5 33.5 8.36 91.9 6.22 6.20 7.6 7.2 10.2 11.9 N.A. N.A. N.A. N.A.
25.5 33.5 8.36 91.9 6.22 7.6
Middle 4 25.5 33.8 8.34 91.7 6.18 6.9 12.8 N.A. N.A.
25.5 33.9 8.34 91.7 6.18 6.9
Bottom 6.5 25.5 34.1 8.31 90.3 6.10 6.10 7.0 12.8 N.A. N.A.
25.5 34.1 8.31 90.3 6.10 7.0
Other Observations: Dredger at app 50m
SR4 10:02 Surface 1 25.5 33.4 8.38 95.8 6.49 6.38 4.2 6.3 7.0 9.5 <0.001 0.001* 0.01 0.02
25.5 33.4 8.38 95.9 6.49 4.2
Middle 4 25.6 33.7 8.35 92.7 6.27 6.0 10.8 <0.001 0.01
25.6 33.7 8.35 92.7 6.27 6.0
Bottom 6.5 25.6 33.7 8.34 91.8 6.18 6.18 8.8 10.8 0.001 0.04
25.6 33.7 8.34 91.8 6.18 8.8
Other Observations: Nil
SR5 09:50 Surface 1 25.5 33.8 8.35 95.3 6.44 6.41 4.9 8.2 10.2 11.1 <0.001 0.001* 0.02 0.02
25.5 33.8 8.36 95.4 6.45 4.9
Middle 4 25.5 34.1 8.35 94.4 6.35 7.5 12.2 0.001 0.02
25.5 34.0 8.35 94.6 6.38 7.5
Bottom 7 25.4 34.5 8.32 90.5 6.11 6.11 12.3 10.8 0.001 0.02
25.4 34.6 8.32 90.5 6.11 12.3
Other Observations: Nil
SR6 09:36 Surface 1 25.7 33.8 8.34 96.9 6.54 6.46 10.9 9.7 10.0 12.7 0.001 0.001* 0.02 0.02
25.7 33.8 8.34 97.0 6.54 10.9
Middle 5.5 25.6 34.1 8.33 94.8 6.38 9.4 18.4 0.002 0.03
25.6 34.1 8.33 94.8 6.39 9.4
Bottom 10 25.5 34.3 8.32 93.3 6.28 6.29 8.9 9.6 <0.001 0.02
25.5 34.4 8.32 93.3 6.29 8.7
Other Observations: Nil
SR7 09:23 Surface 1 25.5 33.7 8.36 99.9 6.75 6.74 2.2 2.0 5.0 6.5 <0.001 0.001* 0.01 0.02
25.5 33.7 8.36 99.9 6.75 2.2
Middle 11 25.6 34.2 8.35 100.0 6.72 1.8 5.6 <0.001 0.01
25.6 34.3 8.35 100.0 6.72 1.8
Bottom 20.5 25.3 34.4 8.29 90.6 6.13 6.13 2.0 8.8 0.002 0.04
25.3 34.4 8.29 90.6 6.13 2.1
Other Observations: Nil
C1 07:40 Surface 1 25.5 33.1 8.31 96.4 6.54 6.44 3.3 5.3 7.2 9.9 0.002 0.002 0.09 0.10
25.5 33.1 8.31 96.4 6.54 3.2
Middle 13 25.4 34.2 8.29 93.9 6.35 5.8 8.2 0.002 0.07
25.4 34.2 8.29 93.9 6.34 5.8
Bottom 25 25.4 34.1 8.26 91.8 6.18 6.19 6.9 14.2 0.003 0.13
25.4 34.1 8.26 91.9 6.20 6.9
Other Observations: Nil
C2 08:00 Surface 1 25.6 32.9 8.24 86.5 5.87 5.88 4.3 4.0 11.5 9.2 0.006 0.005 0.19 0.18
25.6 32.8 8.24 86.4 5.87 4.3
Middle 6.5 25.7 33.3 8.24 87.1 5.89 3.9 6.7 0.005 0.18
25.7 33.3 8.24 87.1 5.89 3.9
Bottom 12 25.6 33.9 8.28 91.5 6.18 6.18 3.7 9.3 0.005 0.17
25.6 34.0 8.28 91.5 6.18 3.6
Other Observations: Nil
C3 08:25 Surface 1 25.6 32.2 8.24 86.6 5.89 5.78 2.9 2.2 6.9 9.0 0.003 0.004 0.21 0.20
25.6 32.2 8.24 86.6 5.89 2.9
Middle 4.5 25.7 32.7 8.21 83.0 5.67 2.0 13.1 0.003 0.18
25.7 32.7 8.21 82.8 5.65 2.0
Bottom 7.5 25.6 33.2 8.27 92.0 6.22 6.23 1.7 7.1 0.007 0.21
25.6 33.2 8.27 92.1 6.23 1.8
Other Observations: Nil
C4 08:40 Surface 1 25.6 33.3 8.36 98.2 6.65 6.62 0.6 0.8 7.3 5.7 <0.001 0.001* 0.02 0.02
25.6 33.3 8.36 98.3 6.65 0.5
Middle 6.5 25.6 34.0 8.35 97.7 6.59 0.8 3.3 0.001 0.02
25.6 34.0 8.35 97.9 6.59 0.8
Bottom 11.5 25.6 34.1 8.33 96.3 6.49 6.49 1.0 6.5 0.001 0.02
25.6 34.1 8.33 96.4 6.49 1.0
Other Observations: Nil
C5 09:07 Surface 1 25.5 33.7 8.36 96.0 6.49 6.45 1.8 1.0 9.5 8.6 <0.001 <0.001 <0.01 <0.01
25.5 33.7 8.36 96.0 6.49 1.8
Middle 11.5 25.6 34.1 8.35 95.0 6.41 0.8 6.7 <0.001 <0.01
25.6 34.1 8.35 95.0 6.41 0.8
Bottom 22 25.4 33.6 8.31 92.4 6.23 6.25 0.5 9.5 <0.001 <0.01
25.4 33.6 8.31 92.5 6.26 0.5
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.