Date: 20/12/2001  
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)
Value DA Value DA Value DA
SR1 12:35 Surface 1 20.0 32.0 7.85 96.3 7.19 7.34 6.6 9.1 6.5 8.5
20.0 32.1 7.84 94.9 7.10 7.5
Middle 13.5 19.9 32.2 7.85 101.6 7.60 9.4 8.3
19.9 32.2 7.87 100.1 7.48 9.6
Bottom 25.5 19.9 32.2 7.82 104.2 7.79 7.76 9.6 10.7
19.9 32.2 7.84 103.3 7.73 11.6
Other Observations: Nil
SR2 12:24 Surface 1 20.0 32.1 7.83 99.9 7.46 7.58 6.6 7.4 10.7 8.8
20.0 32.1 7.83 97.9 7.31 6.6
Middle 5.5 20.0 32.1 7.81 105.4 7.88 8.0 7.9
20.0 32.1 7.82 102.7 7.68 7.3
Bottom 10 19.9 32.1 7.72 113.5 8.51 8.37 8.7 7.9
19.9 32.1 7.76 109.8 8.22 7.0
Other Observations: Nil
SR3 12:02 Surface 1 20.0 32.2 7.88 96.3 7.19 7.18 9.7 10.3 9.3 9.4
20.0 32.2 7.88 93.8 6.98 10.7
Middle 4.5 19.9 32.2 7.87 98.7 7.39 9.6 9.9
19.9 32.2 7.87 95.8 7.17 9.2
Bottom 7.5 19.8 32.2 7.75 103.6 7.79 7.76 11.1 9.1
19.8 32.3 7.81 103.0 7.72 11.7
Other Observations: Rocks dumping
SR4 11:44 Surface 1 19.9 32.2 7.88 98.3 7.36 7.41 6.7 8.3 6.9 7.8
19.9 32.2 7.88 96.7 7.24 7.0
Middle 3.5 19.6 32.2 7.87 100.7 7.57 9.3 6.7
19.6 32.2 7.87 99.1 7.48 8.3
Bottom 6 19.6 32.2 7.83 104.4 7.85 7.79 9.1 9.9
19.6 32.2 7.86 102.6 7.73 9.1
Other Observations: Nil
SR5 11:31 Surface 1 20.2 32.2 7.87 100.3 7.47 7.66 8.4 9.3 10.5 12.3
20.0 32.2 7.88 100.5 7.50 9.5
Middle 4 19.9 32.2 7.87 105.4 7.89 10.4 15.3
19.9 32.2 7.88 104.0 7.77 10.7
Bottom 7 19.8 32.2 7.81 112.2 8.40 8.31 8.0 11.1
19.8 32.3 7.84 109.6 8.21 9.0
Other Observations: Nil
SR6 11:19 Surface 1 20.0 32.2 7.88 100.1 7.47 7.56 9.5 15.7 12.1 13.7
20.0 32.2 7.88 99.1 7.40 8.3
Middle 5.5 19.9 32.3 7.89 103.6 7.77 13.7 17.5
19.9 32.3 7.89 101.6 7.60 13.1
Bottom 9.5 19.9 32.3 7.97 106.8 7.99 7.93 24.5 11.5
19.9 32.3 7.97 105.5 7.87 25.3
Other Observations: Nil
SR7 11:07 Surface 1 20.0 32.3 7.92 99.3 7.42 7.52 9.2 16.6 8.9 14.7
20.0 32.3 7.92 98.1 7.33 8.4
Middle 11 19.9 32.3 7.90 103.0 7.71 19.1 11.9
19.9 32.3 7.91 101.6 7.60 16.8
Bottom 21 19.9 32.3 7.85 108.8 8.13 8.05 22.9 23.4
19.9 32.3 7.88 106.5 7.96 23.1
Other Observations: Nil
C1 09:22 Surface 1 20.0 32.1 7.78 91.9 6.87 6.98 5.6 8.7 8.0 8.9
20.0 32.1 7.78 90.5 6.77 5.6
Middle 12.5 20.0 32.2 7.76 95.7 7.15 7.5 8.6
20.0 32.2 7.78 95.1 7.11 7.5
Bottom 24 20.0 32.2 7.52 99.9 7.47 7.39 12.9 10.2
20.0 32.2 7.61 97.7 7.30 12.9
Other Observations: Nil
C2 09:36 Surface 1 20.0 32.1 7.83 96.7 7.23 7.33 12.7 14.3 12.2 14.9
20.0 32.1 7.83 96.2 7.19 12.7
Middle 6.5 20.0 32.1 7.81 100.4 7.50 12.4 14.2
20.0 32.1 7.82 99.2 7.41 12.4
Bottom 11.5 20.0 32.1 7.76 106.6 7.96 7.83 17.7 18.4
20.0 32.1 7.79 102.9 7.69 17.7
Other Observations: Nil
C3 09:59 Surface 1 19.8 32.1 7.81 110.3 7.57 7.56 11.1 13.4 12.4 11.3
19.8 32.1 7.82 98.7 7.40 11.1
Middle 4.5 19.8 32.1 7.79 102.4 7.67 12.1 7.4
19.8 32.1 7.80 101.2 7.59 12.1
Bottom 8 19.8 32.1 7.69 106.1 7.96 7.86 17.0 14.2
19.8 32.1 7.74 103.6 7.76 17.0
Other Observations: Nil
C4 10:19 Surface 1 19.7 32.1 7.81 105.2 7.90 8.02 10.0 11.0 10.0 11.9
19.7 32.1 7.81 104.1 7.82 10.0
Middle 6.5 19.7 32.1 7.80 110.0 8.26 10.5 10.0
19.7 32.1 7.81 107.6 8.09 10.5
Bottom 11.5 19.7 32.2 7.74 118.4 8.88 8.74 12.6 15.8
19.7 32.2 7.78 114.5 8.59 12.6
Other Observations: Nil
C5 10:50 Surface 1 19.9 32.3 7.92 108.7 8.13 8.25 7.5 9.6 9.0 13.3
19.9 32.3 7.92 108.4 8.10 7.5
Middle 11.5 19.9 32.3 7.91 112.9 8.45 8.9 12.4
19.9 32.3 7.91 111.2 8.30 8.9
Bottom 21.5 19.9 32.3 7.82 118.7 8.88 8.80 12.5 18.4
19.9 32.3 7.86 116.3 8.72 12.5
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 20/12/2001  
Weather: Sunny
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)
Value DA Value DA Value DA
SR1 17:38 Surface 1 20.2 32.1 7.87 102.8 7.64 7.63 8.0 10.5 9.2 11.5
20.3 32.2 7.87 101.1 7.52 8.5
Middle 13 20.1 32.2 7.87 103.7 7.73 11.7 12.2
20.1 32.2 7.87 102.4 7.64 9.7
Bottom 25 20.0 32.2 7.83 109.2 8.06 8.03 13.5 13.2
20.0 32.2 7.85 107.1 7.99 11.4
Other Observations: Nil
SR2 17:27 Surface 1 20.3 32.2 7.88 107.0 7.95 8.01 7.1 9.0 12.4 9.7
20.3 32.2 7.88 105.6 7.85 7.8
Middle 6 20.2 32.2 7.87 109.6 8.18 7.0 7.6
20.1 32.2 7.87 108.2 8.05 7.3
Bottom 10.5 19.9 32.2 7.78 114.1 8.53 8.46 12.5 9.0
19.9 32.2 7.85 112.2 8.38 12.1
Other Observations: Nil
SR3 17:01 Surface 1 20.1 32.2 7.88 96.2 7.18 7.28 9.9 14.8 11.2 13.3
20.0 32.2 7.88 94.3 7.03 9.6
Middle 4 19.9 32.2 7.88 101.6 7.60 13.0 14.6
19.9 32.2 7.88 97.7 7.31 14.1
Bottom 7 19.9 32.2 7.79 102.8 7.69 7.75 21.2 14.2
19.9 32.2 7.85 104.3 7.80 21.0
Other Observations: Nil
SR4 16:43 Surface 1 20.1 32.2 7.91 105.2 7.84 7.91 8.2 9.4 9.0 10.3
20.1 32.3 7.91 104.2 7.77 8.3
Middle 4 20.0 32.2 7.90 108.3 8.07 10.3 9.8
19.9 32.2 7.90 106.3 7.95 9.3
Bottom 6.5 19.8 32.2 7.86 109.6 8.22 8.13 10.2 12.2
19.8 32.2 7.87 107.2 8.04 10.3
Other Observations: Nil
SR5 16:31 Surface 1 20.3 32.2 7.88 108.2 8.03 8.08 8.0 10.4 15.0 17.5
20.3 32.2 7.89 106.9 7.94 7.7
Middle 4.5 20.1 32.2 7.88 110.2 8.23 11.9 21.0
20.1 32.2 7.89 108.7 8.10 10.1
Bottom 7.5 20.0 32.3 7.85 114.0 8.52 8.46 12.1 16.6
20.0 32.2 7.87 112.4 8.39 12.8
Other Observations: Nil
SR6 16:19 Surface 1 20.2 32.3 7.90 105.7 7.85 7.93 7.9 9.9 11.0 14.5
20.2 32.2 7.90 105.1 7.83 7.6
Middle 5.5 20.2 32.2 7.89 108.3 8.06 8.8 16.6
20.1 32.2 7.89 107.1 7.97 9.1
Bottom 10 20.0 32.3 7.82 108.9 8.14 8.10 12.6 16.0
20.0 32.3 7.87 107.9 8.06 13.6
Other Observations: Nil
SR7 16:08 Surface 1 20.1 32.3 7.90 102.1 7.62 7.78 10.7 11.9 13.4 19.9
20.1 32.2 7.90 101.5 7.56 11.4
Middle 11 19.9 32.3 7.91 107.9 8.07 10.5 24.0
19.9 32.3 7.91 105.4 7.88 10.9
Bottom 21 19.9 32.3 7.84 112.3 8.40 8.33 13.3 22.4
19.9 32.3 7.89 110.3 8.25 14.7
Other Observations: Nil
C1 14:24 Surface 1 20.1 32.2 7.88 101.7 7.58 7.68 6.0 8.0 20.2 13.7
20.1 32.2 7.88 100.6 7.49 6.1
Middle 13 20.0 32.2 7.87 105.8 7.90 6.1 7.0
20.0 32.2 7.87 103.6 7.75 7.1
Bottom 24.5 19.9 32.2 7.79 118.8 8.88 8.70 11.4 13.8
19.9 32.2 7.83 113.3 8.52 11.2
Other Observations: Nil
C2 14:39 Surface 1 20.0 32.2 7.88 97.2 7.25 7.40 10.6 12.2 15.1 13.8
20.0 32.2 7.88 96.5 7.20 9.6
Middle 7 20.0 32.2 7.86 102.4 7.65 11.9 12.1
20.0 32.2 7.87 100.4 7.50 12.8
Bottom 12.5 20.0 32.2 7.75 107.4 8.02 7.95 14.4 14.1
20.0 32.2 7.81 105.4 7.88 14.0
Other Observations: Nil
C3 15:02 Surface 1 20.2 32.2 7.87 107.8 8.01 8.16 8.3 10.2 10.3 13.0
20.2 32.8 7.87 104.5 7.78 8.2
Middle 5 20.1 32.2 7.84 114.6 8.54 10.9 18.3
20.1 32.1 7.85 111.0 8.29 9.6
Bottom 8.5 19.9 32.2 7.81 121.9 9.11 9.00 11.2 10.5
19.9 32.2 7.83 119.0 8.88 13.0
Other Observations: Nil
C4 15:21 Surface 1 20.2 32.3 7.92 105.2 7.83 7.89 7.3 14.5 8.7 10.8
20.2 32.3 7.92 104.3 7.76 6.5
Middle 6.5 19.9 32.3 7.91 108.0 8.07 15.6 10.5
19.9 32.3 7.91 105.8 7.91 16.6
Bottom 11.5 19.9 32.3 7.83 114.3 8.55 8.41 19.4 13.1
19.9 32.3 7.87 110.6 8.27 21.3
Other Observations: Nil
C5 15:51 Surface 1 20.3 32.3 7.94 112.5 8.35 8.40 5.3 10.0 9.1 10.6
20.3 32.3 7.94 113.0 8.38 6.2
Middle 11.5 19.9 32.3 7.92 113.5 8.49 7.7 8.1
19.9 32.3 7.92 111.9 8.37 6.7
Bottom 21.5 19.9 32.3 7.86 119.3 8.92 8.81 16.8 14.5
19.9 32.3 7.89 115.9 8.70 17.2
Other Observations: Nil
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.