Date: 20/4/2001  
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 17:40 Surface 1 22.8 33.4 8.24 98.4 6.99 6.97 3.1 6.1 9.3 11.8 0.005 0.003 0.16 0.09
22.8 33.4 8.24 98.4 6.99 3.0
Middle 13 22.4 33.9 8.29 97.3 6.94 7.3 11.1 0.003 0.06
22.4 33.9 8.29 97.4 6.94 7.3
Bottom 25 22.3 33.9 8.31 96.4 6.89 6.89 8.1 14.9 0.002 0.05
22.3 33.9 8.31 96.5 6.89 8.0
Other Observations: NIL
SR2 17:25 Surface 1 22.3 33.5 8.26 99.5 6.99 6.94 4.0 5.3 10.3 9.8 0.003 0.004 0.10 0.11
23.3 33.6 8.26 99.8 7.01 4.0
Middle 5.5 22.6 33.6 8.26 96.7 6.88 6.4 9.5 0.005 0.15
22.6 33.6 8.26 96.7 6.88 6.3
Bottom 10 22.5 33.7 8.28 97.1 6.92 6.92 5.6 9.7 0.003 0.09
22.5 33.8 8.28 97.2 6.92 5.6
Other Observations: NIL
SR3 17:05 Surface 1 22.7 34.2 8.34 103.4 7.31 7.30 5.1 28.2 5.7 12.4 N.A. N.A. N.A. N.A.
22.7 34.2 8.34 103.3 7.30 5.1
Middle 4 22.7 34.4 8.34 103.1 7.30 6.1 12.1 N.A. N.A.
22.7 34.4 8.34 103.1 7.30 6.0
Bottom 7 22.6 34.5 8.33 102.5 7.25 7.25 73.3 19.3 N.A. N.A.
22.6 34.5 8.33 102.5 7.25 73.3
Other Observations: Dredging 50 m
SR4 16:50 Surface 1 23.4 33.8 8.39 109.3 7.69 7.67 2.4 3.5 8.9 13.2 <0.001 <0.001 <0.01 <0.01
23.4 33.8 8.39 109.4 7.69 2.4
Middle 3.5 23.6 33.8 8.38 108.4 7.65 2.6 11.9 <0.001 <0.01
23.0 33.7 8.38 108.4 7.65 2.6
Bottom 6 23.0 33.5 8.37 107.6 7.59 7.60 5.4 18.7 <0.001 <0.01
23.0 33.5 8.37 107.6 7.61 5.4
Other Observations: NIL
SR5 16:37 Surface 1 22.8 34.2 8.39 109.5 7.73 7.72 3.0 4.7 13.3 11.1 0.001 0.001 0.01 0.01
22.8 34.2 8.39 109.5 7.73 3.2
Middle 4 22.7 34.3 8.38 108.8 7.70 4.4 7.9 0.001 0.02
22.7 34.2 8.38 108.7 7.70 4.3
Bottom 7 22.5 34.1 8.38 105.6 7.43 7.45 6.8 12.1 0.001 0.01
22.5 34.1 8.38 105.8 7.47 6.7
Other Observations: NIL
SR6 16:20 Surface 1 22.7 33.4 8.39 108.5 7.87 7.78 1.8 2.9 9.3 9.2 0.002 0.001 0.02 0.03
22.7 33.4 8.38 108.8 7.89 1.8
Middle 5.5 22.5 33.9 8.37 105.5 7.67 2.5 10.7 0.001 0.01
22.5 33.9 8.37 105.6 7.70 2.6
Bottom 10 22.4 34.1 8.36 104.2 7.64 7.64 4.3 7.7 0.001 0.06
22.4 34.1 8.36 104.2 7.64 4.4
Other Observations: NIL
SR7 16:08 Surface 1 22.5 34.1 8.36 107.9 7.79 7.56 2.5 4.3 12.1 11.3 0.001 0.001 0.02 0.02*
22.5 34.1 8.36 107.9 7.82 2.5
Middle 11 22.1 33.9 8.33 99.8 7.32 4.9 8.7 0.001 <0.01
22.1 33.9 8.32 99.6 7.30 4.9
Bottom 20.5 22.0 33.5 8.32 96.0 7.04 7.06 5.6 13.0 0.001 0.03
22.0 33.6 8.32 96.2 7.08 5.5
Other Observations: NIL
C1 17:55 Surface 1 22.5 33.6 8.25 97.8 6.97 6.95 3.4 4.1 9.2 12.9 0.007 0.004 0.17 0.09
22.5 33.6 8.25 97.8 6.97 3.4
Middle 13 22.2 33.9 8.29 96.8 6.94 4.8 11.8 0.003 0.09
22.2 33.9 8.29 96.8 6.93 4.8
Bottom 24.5 22.0 34.1 8.32 98.8 7.09 7.09 4.2 17.6 0.001 0.02
22.0 34.1 8.32 98.8 7.09 4.2
Other Observations: NIL
C2 18:15 Surface 1 22.4 33.3 8.23 94.2 6.77 6.79 4.1 7.6 9.2 10.2 0.006 0.005 0.22 0.16
22.4 33.3 8.23 94.1 6.75 4.1
Middle 6.5 22.4 33.9 8.27 95.6 6.82 8.2 9.8 0.006 0.19
22.4 33.9 8.27 95.6 6.82 8.2
Bottom 12 22.3 33.8 8.29 95.0 6.78 6.79 10.5 11.6 0.003 0.08
22.3 33.8 8.29 95.2 6.79 10.5
Other Observations: NIL
C3 15:00 Surface 1 22.9 32.8 8.19 100.8 7.15 6.93 6.8 7.4 10.0 9.9 0.004 0.004 0.17 0.17
22.9 32.9 8.19 100.9 7.15 6.8
Middle 4.5 22.6 33.1 8.15 93.9 6.71 5.7 7.2 0.005 0.20
22.6 33.1 8.15 93.9 6.70 5.7
Bottom 8 22.5 33.5 8.17 91.5 6.55 6.55 9.6 12.4 0.004 0.15
22.5 33.5 8.16 91.5 6.54 9.6
Other Observations: NIL
C4 15:20 Surface 1 23.2 33.2 8.31 106.3 7.56 7.39 3.1 3.2 9.2 8.9 0.002 0.002 0.10 0.08
23.2 33.2 8.31 106.3 7.56 3.1
Middle 6.5 22.6 33.4 8.26 101.3 7.23 3.7 9.0 0.002 0.10
22.6 33.4 8.26 101.2 7.22 3.7
Bottom 11.5 22.6 33.5 8.30 103.8 7.38 7.39 2.7 8.6 0.001 0.03
22.6 33.5 8.30 103.9 7.39 2.7
Other Observations: NIL
C5 15:50 Surface 1 22.9 34.0 8.33 104.8 7.39 7.42 1.2 1.5 6.4 8.2 <0.001 <0.001 <0.01 <0.01
23.0 34.0 8.33 104.7 7.39 1.2
Middle 11 22.2 34.0 8.32 104.2 7.45 1.4 8.6 <0.001 <0.01
22.2 34.0 8.32 104.3 7.45 1.4
Bottom 21 21.9 34.1 8.30 101.0 7.25 7.26 2.0 9.6 <0.001 <0.01
21.9 34.1 8.30 101.0 7.26 2.0
Other Observations: NIL
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.
Date: 20/4/2001  
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 11:12 Surface 1 22.8 33.7 8.32 99.6 7.07 7.04 5.2 8.0 12.6 13.5 0.002 0.002 0.04 0.04
22.7 33.7 8.31 99.6 7.08 5.1
Middle 12.5 22.4 33.9 8.31 98.2 7.01 9.3 12.2 0.002 0.05
22.4 34.0 8.32 98.4 6.99 9.1
Bottom 24 22.4 34.0 8.33 99.1 7.06 7.07 9.5 15.6 0.002 0.03
22.4 34.0 8.33 99.5 7.08 9.6
Other Observations: NIL
SR2 10:55 Surface 1 22.8 33.8 8.30 99.8 7.07 7.09 4.8 5.4 10.6 12.0 0.002 0.002 0.05 0.03*
22.8 33.8 8.29 99.5 7.05 4.7
Middle 5.5 22.5 34.0 8.32 100.1 7.12 4.0 12.5 0.002 0.04
22.5 34.0 8.30 100.0 7.11 4.1
Bottom 9.5 22.4 34.1 8.33 101.3 7.20 7.20 7.4 12.9 0.001 <0.01
22.4 34.0 8.32 101.1 7.20 7.5
Other Observations: NIL
SR3 11:52 Surface 1 22.7 33.9 8.31 99.6 7.04 7.05 4.5 7.4 9.5 10.0 N.A. N.A. N.A. N.A.
22.7 33.9 8.30 99.4 7.07 4.4
Middle 4 22.4 34.0 8.32 99.1 7.08 6.1 10.5 N.A. N.A.
22.4 34.0 8.30 98.4 7.00 6.2
Bottom 6.5 22.3 34.1 8.32 99.7 7.11 7.10 11.5 9.9 N.A. N.A.
22.4 34.3 8.32 99.3 7.08 11.8
Other Observations: Dredging 50 m
SR4 12:17 Surface 1 22.4 33.9 8.37 107.0 7.48 7.40 4.6 5.0 8.1 9.0 <0.001 0.001* <0.01 0.01*
22.4 33.9 8.36 107.0 7.49 4.6
Middle 4 22.8 34.1 8.34 103.8 7.31 4.2 9.9 0.001 <0.01
22.8 34.0 8.34 104.1 7.33 4.2
Bottom 6.5 22.5 34.1 8.31 100.0 7.10 7.11 6.2 8.9 0.001 0.01
22.5 34.1 8.31 99.9 7.11 6.1
Other Observations: NIL
SR5 12:30 Surface 1 22.6 34.1 8.32 101.2 7.19 7.21 4.4 5.7 5.5 10.6 0.002 0.001 0.02 0.02
22.6 34.0 8.32 101.2 7.19 4.5
Middle 4 22.3 34.1 8.32 101.2 7.22 5.1 12.5 0.001 0.02
22.3 34.1 8.32 101.2 7.23 5.0
Bottom 7 22.3 34.1 8.32 100.8 7.20 7.21 7.5 13.7 0.001 0.01
22.3 34.2 8.32 100.9 7.21 7.6
Other Observations: NIL
SR6 12:45 Surface 1 22.5 34.1 8.33 102.6 7.30 7.30 4.4 4.9 7.9 8.4 0.002 0.001 0.03 0.02
22.5 34.1 8.33 102.6 7.30 4.4
Middle 5.5 22.2 34.1 8.33 102.3 7.30 4.6 8.5 0.001 0.01
22.2 34.1 8.33 102.3 7.31 4.6
Bottom 10 22.2 34.2 8.33 101.4 7.23 7.24 5.5 8.7 0.001 0.01
22.2 34.2 8.33 101.4 7.24 5.6
Other Observations: NIL
SR7 12:56 Surface 1 22.4 34.1 8.35 104.7 7.46 7.45 1.8 1.9 8.7 14.0 0.001 0.001 0.02 0.02
22.4 34.1 8.35 104.7 7.46 1.7
Middle 11 22.2 33.5 8.34 103.6 7.43 2.2 21.1 0.002 0.03
22.2 33.5 8.34 103.7 7.44 2.0
Bottom 20.5 22.1 33.3 8.32 100.3 7.19 7.20 1.7 12.1 0.001 0.02
22.1 33.3 8.32 100.4 7.21 1.7
Other Observations: NIL
C1 09:45 Surface 1 22.3 33.5 8.24 96.4 6.89 6.95 4.2 5.7 9.5 8.8 0.003 0.003 0.08 0.07
22.3 33.6 8.24 96.4 6.89 4.2
Middle 13 22.2 33.4 8.27 97.5 7.00 5.8 7.5 0.003 0.06
22.2 33.3 8.27 97.5 7.00 5.9
Bottom 24.5 22.0 33.5 8.27 96.1 6.92 6.92 7.1 9.3 0.002 0.06
22.0 33.5 8.27 96.1 6.92 7.1
Other Observations: NIL
C2 10:05 Surface 1 22.5 33.5 8.21 91.9 6.56 6.62 5.6 5.9 5.2 8.0 0.006 0.006 0.18 0.16
22.5 33.5 8.21 91.9 6.56 5.6
Middle 6.5 22.4 33.7 8.23 93.4 6.68 5.6 8.4 0.006 0.16
22.4 33.8 8.23 93.3 6.67 5.4
Bottom 11.5 22.3 33.7 8.26 95.1 6.80 6.81 6.5 10.4 0.005 0.13
22.3 33.8 8.26 95.1 6.81 6.4
Other Observations: NIL
C3 10:25 Surface 1 22.6 33.2 8.27 97.6 6.96 6.92 4.7 5.7 7.2 8.8 0.003 0.003 0.11 0.11
22.6 33.2 8.27 97.7 6.96 4.7
Middle 4.5 22.4 33.2 8.27 96.2 6.88 5.6 10.0 0.003 0.11
22.4 33.2 8.27 96.2 6.89 5.3
Bottom 8 22.5 33.3 8.27 95.3 6.81 6.82 6.8 9.2 0.003 0.10
22.5 33.2 8.27 95.4 6.82 6.9
Other Observations: NIL
C4 13:43 Surface 1 23.1 33.8 8.32 109.5 7.73 7.69 1.7 3.0 5.8 6.9 0.001 0.001* 0.05 0.03
23.1 33.9 8.32 109.5 7.73 1.7
Middle 6 22.9 34.1 8.32 108.2 7.64 2.5 8.4 <0.001 0.01
22.9 34.1 8.32 108.2 7.64 2.4
Bottom 11 22.6 34.1 8.32 104.9 7.44 7.45 4.7 6.6 0.002 0.04
22.6 34.1 8.32 104.9 7.45 4.7
Other Observations: NIL
C5 13:13 Surface 1 22.6 34.4 8.36 106.3 7.54 7.55 1.1 1.5 6.2 8.3 <0.001 0.001* <0.01 <0.01
22.6 34.4 8.36 106.3 7.54 1.2
Middle 11 22.2 34.6 8.36 106.2 7.56 1.3 10.6 <0.001 <0.01
22.2 34.6 8.36 106.2 7.56 1.3
Bottom 20.5 21.8 34.7 8.32 98.1 7.06 7.06 2.1 8.2 0.002 <0.01
21.8 34.6 8.32 98.1 7.06 2.1
Other Observations: NIL
* Contains sample results < detection limit but assumed to be at the detection limit for the sake of computation.