Date: 25/2/2002  
Weather: Sunny
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 17:36 Surface 1 18.8 33.1 7.71 98.1 7.50 7.46 1.9 2.4 7.1 7.9
18.8 33.1 7.72 98.2 7.51 1.8
Middle 13.5 18.5 33.1 7.70 97.2 7.41 2.0 8.5
18.5 33.0 7.69 97.3 7.42 2.1
Bottom 25.5 18.3 33.1 7.66 92.2 7.10 7.11 3.2 8.1
18.3 33.1 7.65 92.3 7.11 3.4
Other Observations: Nil.
SR2 17:20 Surface 1 18.8 33.0 7.71 98.5 7.48 7.34 1.4 1.5 15.5 9.8
18.8 33.0 7.71 98.3 7.47 1.5
Middle 6 18.4 33.0 7.68 93.9 7.20 1.5 7.5
18.4 33.1 7.69 93.8 7.20 1.5
Bottom 10.5 18.3 33.1 7.63 92.4 7.11 7.11 1.6 6.5
18.3 33.1 7.63 92.3 7.10 1.7
Other Observations: Nil.
SR3 17:03 Surface 1 18.8 33.0 7.74 97.0 7.38 7.38 1.2 2.1 6.1 6.6
18.8 33.0 7.74 96.2 7.32 1.2
Middle 4.5 18.7 33.1 7.73 97.3 7.41 1.3 4.7
18.7 33.1 7.73 97.4 7.42 1.4
Bottom 7.5 18.6 33.0 7.69 94.6 7.22 7.23 3.7 9.1
18.6 33.0 7.69 94.9 7.24 3.8
Other Observations: Nil.
SR4 16:48 Surface 1 18.9 33.1 7.76 99.1 7.52 7.52 1.1 1.0 8.3 7.5
18.9 33.1 7.77 98.9 7.51 1.2
Middle 4 18.8 33.1 7.75 99.3 7.53 1.0 6.5
18.8 33.1 7.75 99.2 7.52 0.9
Bottom 7 18.4 33.1 7.72 96.9 7.43 7.44 1.0 7.7
18.4 33.0 7.72 97.2 7.45 1.0
Other Observations: Nil.
SR5 16:37 Surface 1 18.5 33.0 7.73 94.7 7.25 7.32 1.2 1.3 5.3 7.6
18.5 33.0 7.73 94.8 7.25 1.2
Middle 4.5 18.3 33.1 7.72 96.3 7.39 1.2 5.9
18.3 33.1 7.72 96.4 7.40 1.1
Bottom 8 18.3 33.1 7.68 93.4 7.17 7.18 1.4 11.5
18.3 33.0 7.68 93.6 7.19 1.5
Other Observations: Nil.
SR6 16:26 Surface 1 18.4 33.0 7.70 92.8 7.11 7.13 1.3 1.2 3.9 7.0
18.4 33.1 7.70 92.4 7.09 1.3
Middle 6 18.4 33.1 7.70 93.3 7.17 1.1 8.3
18.4 33.1 7.70 93.3 7.16 1.2
Bottom 10.5 18.2 33.1 7.66 90.8 6.95 6.99 1.2 8.7
18.2 33.0 7.66 91.3 7.03 1.3
Other Observations: Nil.
SR7 16:12 Surface 1 18.3 33.1 7.67 95.1 7.31 7.29 2.2 2.7 3.9 6.6
18.3 33.1 7.66 95.3 7.32 2.0
Middle 11.5 18.2 33.1 7.67 94.5 7.26 2.8 7.9
18.2 33.1 7.67 94.8 7.28 2.7
Bottom 21.5 18.2 33.1 7.65 92.5 7.12 7.12 3.2 7.9
18.2 33.1 7.65 92.3 7.11 3.1
Other Observations: Nil.
C1 14:30 Surface 1 18.3 33.0 7.64 99.3 7.53 7.53 1.5 1.4 6.1 5.4
18.3 33.0 7.64 99.5 7.54 1.5
Middle 13.5 18.3 33.0 7.63 99.2 7.52 1.3 5.1
18.3 33.0 7.63 99.3 7.53 1.4
Bottom 25.5 18.2 33.0 7.57 99.0 7.51 7.52 1.2 4.9
18.2 33.0 7.58 99.1 7.52 1.2
Other Observations: Nil.
C2 14:49 Surface 1 18.6 32.9 7.66 98.6 7.47 7.46 1.2 1.3 14.1 9.7
18.6 32.9 7.67 98.7 7.48 1.4
Middle 7 18.4 32.9 7.65 98.4 7.44 1.3 7.7
18.4 32.9 7.65 98.3 7.43 1.3
Bottom 12.5 18.4 32.9 7.63 98.5 7.46 7.46 1.2 7.3
18.4 32.9 7.63 98.4 7.45 1.1
Other Observations: Nil.
C3 15:10 Surface 1 18.5 32.9 7.71 99.2 7.63 7.61 1.2 1.2 6.2 8.4
18.5 32.9 7.72 99.4 7.64 1.2
Middle 6 18.5 32.9 7.71 98.9 7.58 1.3 9.9
18.5 32.9 7.71 98.8 7.57 1.4
Bottom 11 18.4 33.0 7.68 99.0 7.60 7.61 1.2 9.1
18.5 33.0 7.69 99.1 7.61 1.1
Other Observations: Nil.
C4 15:28 Surface 1 18.3 33.0 7.68 98.0 7.50 7.52 1.3 1.3 7.9 6.6
18.3 33.1 7.68 98.0 7.49 1.3
Middle 7 18.2 33.1 7.67 98.2 7.53 1.4 7.1
18.2 33.1 7.68 98.3 7.54 1.6
Bottom 12.5 18.2 33.1 7.68 98.1 7.52 7.52 1.2 4.9
18.2 33.1 7.68 98.0 7.51 1.1
Other Observations: Nil.
C5 15:48 Surface 1 18.0 33.1 7.65 90.6 7.05 7.05 1.4 1.7 5.3 6.0
18.0 33.1 7.64 90.5 7.05 1.5
Middle 11.5 17.9 33.1 7.64 90.5 7.04 1.8 5.1
17.9 33.1 7.64 90.7 7.06 1.9
Bottom 21.5 17.9 33.1 7.61 89.7 6.96 6.97 1.6 7.5
17.9 33.1 7.62 89.9 6.97 1.7
Other Observations: Nil.
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 25/2/2002  
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 12:30 Surface 1 18.7 33.0 7.73 99.4 7.58 7.49 1.0 2.0 10.9 10.2
18.7 33.0 7.73 99.6 7.59 1.0
Middle 13.5 18.5 33.0 7.71 96.6 7.38 0.9 6.7
18.5 33.0 7.71 96.6 7.39 0.9
Bottom 25.5 18.3 33.1 7.67 90.8 6.96 6.97 3.9 12.9
18.3 33.1 7.68 90.9 6.98 4.1
Other Observations: Nil.
SR2 12:15 Surface 1 18.8 33.0 7.73 99.6 7.58 7.41 1.0 1.1 7.5 9.2
18.8 33.0 7.73 99.8 7.59 1.1
Middle 5.5 18.3 33.1 7.70 94.3 7.24 1.1 8.5
18.3 33.1 7.70 94.1 7.22 1.1
Bottom 10 18.3 33.1 7.65 91.6 7.03 7.05 1.2 11.7
18.3 33.1 7.65 92.0 7.07 1.3
Other Observations: Nil.
SR3 11:56 Surface 1 18.6 33.0 7.70 92.8 7.08 7.32 2.2 1.8 16.5 11.1
18.6 33.0 7.70 92.7 7.80 2.3
Middle 4.5 18.5 33.0 7.69 94.2 7.20 1.7 8.5
18.5 33.1 7.69 94.2 7.20 1.8
Bottom 7.5 18.5 33.0 7.67 91.7 7.02 7.03 1.3 8.3
18.5 33.0 7.67 91.9 7.03 1.3
Other Observations: Stone dumping at 200m
SR4 11:40 Surface 1 18.5 33.0 7.72 95.3 7.29 7.39 1.2 1.1 9.3 14.3
18.5 33.0 7.72 95.2 7.27 1.2
Middle 4 18.5 33.0 7.71 98.0 7.51 1.1 16.1
18.5 33.0 7.71 97.9 7.48 1.1
Bottom 6.5 18.3 33.0 7.67 95.3 7.32 7.33 0.9 17.5
18.3 33.0 7.67 95.6 7.34 0.9
Other Observations: Nil.
SR5 11:30 Surface 1 18.5 33.0 7.70 94.4 7.22 7.26 1.1 1.0 7.6 8.7
18.5 33.0 7.70 94.0 7.19 1.2
Middle 4.5 18.5 33.1 7.70 95.6 7.31 0.9 9.3
18.5 33.0 7.70 95.7 7.33 1.0
Bottom 7.5 18.3 33.1 7.67 94.1 7.22 7.23 1.0 9.3
18.3 33.1 7.67 94.3 7.23 1.0
Other Observations: Nil.
SR6 11:18 Surface 1 18.5 33.1 7.71 96.6 7.39 7.39 0.8 1.3 10.1 9.1
18.5 33.0 7.71 96.6 7.39 0.8
Middle 6 18.3 33.0 7.70 96.4 7.40 0.9 8.7
18.3 33.0 7.70 96.2 7.39 1.1
Bottom 10.5 18.3 33.0 7.69 95.5 7.33 7.34 2.1 8.5
18.3 33.1 7.69 95.6 7.34 2.0
Other Observations: Nil.
SR7 11:05 Surface 1 18.3 33.0 7.68 94.7 7.27 7.25 2.4 3.0 10.9 11.8
18.3 33.0 7.69 94.4 7.25 2.3
Middle 11 18.2 33.0 7.68 93.9 7.22 3.4 12.9
18.2 33.1 7.68 94.1 7.24 3.2
Bottom 21 18.2 33.1 7.64 92.0 7.08 7.10 3.1 11.5
18.2 33.1 7.64 92.3 7.11 3.4
Other Observations: Nil.
C1 09:30 Surface 1 18.3 33.0 7.65 98.9 7.50 7.50 1.0 1.0 10.5 9.3
18.3 33.0 7.65 99.0 7.51 1.0
Middle 13 18.2 32.9 7.64 98.7 7.49 1.0 10.1
18.2 33.0 7.64 98.8 7.49 1.0
Bottom 25 18.2 33.0 7.53 98.6 7.48 7.47 1.1 7.3
18.2 33.0 7.53 98.5 7.46 1.0
Other Observations: Nil.
C2 09:46 Surface 1 18.6 32.8 7.68 99.1 7.52 7.51 0.9 0.9 8.5 7.3
18.6 32.8 7.68 99.2 7.53 1.0
Middle 6.5 18.3 32.9 7.66 98.7 7.49 0.8 6.5
18.3 32.9 7.66 98.7 7.49 0.9
Bottom 12 18.3 32.9 7.64 98.9 7.50 7.50 0.9 6.9
18.3 32.9 7.64 98.9 7.50 1.0
Other Observations: Nil.
C3 10:07 Surface 1 18.6 32.9 7.73 99.9 7.70 7.69 0.9 0.9 9.6 9.6
18.6 32.9 7.73 100.2 7.72 0.9
Middle 5.5 18.6 32.9 7.72 99.6 7.66 0.9 12.5
18.6 32.9 7.72 99.7 7.67 0.9
Bottom 10 18.4 33.0 7.65 98.6 7.56 7.56 0.8 6.7
18.4 33.0 7.65 98.5 7.55 0.8
Other Observations: Nil.
C4 10:24 Surface 1 18.3 33.1 7.69 97.2 7.46 7.50 1.1 1.0 12.1 9.8
18.3 33.1 7.69 97.0 7.45 1.0
Middle 6.5 18.2 33.0 7.69 98.3 7.56 1.0 7.1
18.2 33.0 7.69 98.0 7.53 1.0
Bottom 12 18.2 33.0 7.68 98.7 7.59 7.59 0.8 10.3
18.2 33.1 7.68 98.5 7.58 0.9
Other Observations: Nil.
C5 10:43 Surface 1 18.0 33.1 7.65 89.4 6.91 6.93 1.1 1.0 6.9 5.6
18.0 33.1 7.65 89.1 6.89 1.2
Middle 11.5 18.0 33.1 7.64 90.2 6.97 1.0 3.9
18.0 33.1 7.64 90.0 6.96 1.0
Bottom 21.5 17.9 33.1 7.60 88.9 6.88 6.88 0.9 6.1
17.9 33.1 7.60 88.8 6.87 0.9
Other Observations: Nil.
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.