Impact Water Quality Monitoring Results at CS6 - Mid-Ebb Tide Impact Water Quality Monitoring Results at CS6 - Mid-Flood Tide
Date Weather Sea Sampling Water  Sampling Temperature (oC) pH Salinity (ppt) DO Saturation (%) Dissolved Oxygen (mg/L) Turbidity(NTU) Suspended Solids (mg/L) Date Weather Sea Sampling Water  Sampling Temperature (oC) pH Salinity (ppt) DO Saturation (%) Dissolved Oxygen (mg/L) Turbidity(NTU) Suspended Solids (mg/L)
   Condition  Condition** Time Depth (m) Depth (m) Value Average Value Average Value Average Value Average Value Average DA* Value Average DA* Value Average DA*    Condition  Condition** Time Depth (m) Depth (m) Value Average Value Average Value Average Value Average Value Average DA* Value Average DA* Value Average DA*
2-May-12 Cloudy Moderate 09:38 10 Surface 1 26.1 26.2 8.1 8.1 13.2 12.9 97.9 98.4 7.4 7.4 7.1 1.3 1.4 1.8 2.8 3.0 3.1 2-May-12 Fine Moderate 16:38 10 Surface 1 27.2 27.2 8.3 8.3 12.4 12.4 97.0 97.0 7.2 7.2 6.8 2.1 2.2 2.7 2.6 3.2 2.3
      26.3 8.1 12.6 98.8 7.4 1.4 3.2       27.1 8.3 12.4 96.9 7.2 2.2 3.7
      Middle 5 25.3 25.2 8.1 8.1 19.2 19.2 92.4 92.1 6.8 6.8 1.8 1.8 2.8 3.2       Middle 5 24.6 24.4 8.1 8.1 23.1 24.7 90.2 87.9 6.6 6.4 2.5 2.5 2.1 2.2
      25.2 8.1 19.2 91.8 6.8 1.8 3.5       24.2 8.1 26.4 85.6 6.2 2.5 2.3
      Bottom 9 24.1 24.1 8.1 8.2 26.7 26.7 90.6 90.0 6.5 6.5 6.5 2.1 2.2 2.6 3.1       Bottom 9 23.9 24.0 8.1 8.1 27.1 27.1 96.3 96.4 6.9 7.0 7.0 3.5 3.4 1.6 1.5
        24.0 8.2 26.8 89.3 6.5 2.2 3.5         24.0 8.1 27.1 96.5 7.0 3.3 1.4
4-May-12 Sunny Moderate 11:12 10 Surface 1 26.4 26.4 8.2 8.2 17.6 18.0 99.0 98.6 7.2 7.2 7.1 2.3 2.3 2.3 2.7 2.6 2.9 4-May-12 Cloudy Moderate 18:30 10 Surface 1 27.1 27.1 8.2 8.2 17.8 17.2 99.3 96.5 7.2 7.0 6.8 2.4 2.5 2.5 2.8 3.0 2.6
      26.3 8.2 18.4 98.1 7.1 2.2 2.4       27.1 8.2 16.6 93.6 6.8 2.5 3.1
      Middle 5 25.8 25.8 8.2 8.2 20.4 20.6 95.9 95.6 7.0 6.9 2.3 2.3 2.8 2.8       Middle 5 24.9 25.1 8.2 8.2 22.6 22.4 87.5 89.5 6.4 6.5 2.4 2.4 2.7 2.6
      25.7 8.1 20.8 95.2 6.9 2.3 2.7       25.2 8.2 22.2 91.5 6.6 2.4 2.4
      Bottom 9 25.8 25.8 8.1 8.2 21.0 21.1 97.6 98.2 7.1 7.1 7.1 2.4 2.4 3.2 3.4       Bottom 9 24.6 24.8 8.2 8.2 26.0 25.9 87.0 90.8 6.2 6.5 6.5 2.7 2.7 2.3 2.2
        25.9 8.2 21.1 98.8 7.1 2.4 3.5         24.9 8.2 25.8 94.6 6.8 2.6 2.1
7-May-12 Sunny Moderate 14:13 10 Surface 1 26.8 26.5 8.2 8.2 18.5 19.3 90.5 89.1 6.5 6.4 6.3 2.5 2.6 3.1 4.9 4.8 4.3 7-May-12 Sunny Moderate 06:40 10 Surface 1 26.2 26.2 8.1 8.0 18.2 17.7 84.2 84.5 6.1 6.2 6.1 3.1 3.0 6.0 2.0 2.6 3.5
      26.2 8.1 20.2 87.7 6.3 2.7 4.6       26.1 8.0 17.2 84.8 6.2 2.9 3.1
      Middle 5 25.4 25.4 8.1 8.1 22.2 22.2 85.9 85.1 6.2 6.2 3.5 3.5 4.5 4.4       Middle 5 25.8 25.8 8.1 8.1 20.8 20.5 83.1 82.9 6.0 6.0 7.1 7.1 4.2 4.3
      25.5 8.1 22.2 84.3 6.1 3.4 4.3       25.8 8.1 20.1 82.7 6.0 7.0 4.4
      Bottom 9 25.2 25.3 8.2 8.2 24.0 24.0 86.3 87.3 6.2 6.3 6.3 3.3 3.3 4.1 3.7       Bottom 9 25.7 25.7 8.1 8.1 21.1 21.1 83.0 82.8 6.0 6.0 6.0 7.9 7.8 4.0 3.7
        25.4 8.1 24.0 88.2 6.3 3.2 3.3         25.7 8.1 21.1 82.6 6.0 7.7 3.3
9-May-12 Sunny Moderate 15:54 10 Surface 1 26.4 26.4 8.1 8.1 18.4 18.7 89.5 89.3 6.5 6.5 6.4 2.4 2.4 3.1 2.8 3.2 3.6 9-May-12 Sunny Moderate 07:54 10 Surface 1 27.0 27.1 8.0 8.0 15.3 15.2 87.1 86.6 6.4 6.3 6.3 1.6 1.7 1.8 3.8 3.7 3.9
      26.4 8.1 19.1 89.0 6.4 2.3 3.5       27.1 8.0 15.1 86.1 6.3 1.7 3.6
      Middle 5 26.0 26.0 8.1 8.1 22.1 22.0 88.6 88.4 6.4 6.3 3.1 3.2 3.3 3.8       Middle 5 26.4 26.7 8.1 8.1 18.0 17.6 85.7 86.7 6.2 6.3 1.9 1.9 4.3 4.8
      26.0 8.1 22.0 88.1 6.3 3.2 4.3       26.9 8.1 17.3 87.6 6.4 1.9 5.3
      Bottom 9 26.0 26.0 8.1 8.1 22.5 22.6 88.3 88.6 6.3 6.3 6.3 3.8 3.7 4.0 3.8       Bottom 9 26.0 26.0 8.1 8.1 23.3 23.4 87.8 86.2 6.2 6.1 6.1 1.8 1.8 3.4 3.3
      25.9 8.2 22.7 88.9 6.4 3.6 3.6         25.9 8.1 23.5 84.5 6.0 1.7 3.2
11-May-12 Sunny Moderate 17:42 10 Surface 1 27.7 27.7 8.4 8.5 18.8 18.9 124.3 126.1 8.8 8.9 8.0 2.4 2.4 2.8 3.9 5.0 4.7 11-May-12 Cloudy Moderate 09:22 10 Surface 1 27.5 27.5 8.3 8.3 16.4 16.7 98.8 100.0 7.1 7.2 6.9 1.4 1.4 1.4 1.9 1.3 2.2
      27.7 8.5 18.9 127.8 9.1 2.4 6.0       27.5 8.3 17.0 101.2 7.3 1.4 0.7
      Middle 5 26.9 27.0 8.3 8.3 20.8 20.5 97.2 100.2 6.9 7.1 2.3 2.4 5.4 4.9       Middle 5 26.2 25.9 8.2 8.2 23.0 23.2 92.6 90.7 6.6 6.5 1.4 1.4 3.1 3.2
      27.1 8.3 20.2 103.1 7.3 2.4 4.4       25.7 8.2 23.3 88.7 6.3 1.4 3.3
      Bottom 9 25.7 25.7 8.2 8.2 24.9 24.9 91.7 92.5 6.5 6.6 6.6 3.7 3.7 5.1 4.3       Bottom 9 25.4 25.3 8.2 8.2 26.2 26.4 88.3 90.7 6.3 6.4 6.4 1.4 1.4 2.2 2.2
        25.7 8.2 24.9 93.3 6.6 3.7 3.5         25.2 8.2 26.6 93.1 6.6 1.3 2.1
14-May-12 Sunny Moderate 08:30 10 Surface 1 27.1 27.2 8.4 8.4 18.4 18.4 103.0 105.8 7.4 7.6 6.9 1.7 1.8 1.8 5.6 5.1 3.6 14-May-12 Sunny Moderate 15:04 10 Surface 1 28.6 28.6 8.6 8.6 16.0 15.9 125.0 125.1 8.9 8.9 7.4 2.2 2.2 2.2 2.6 3.4 2.6
      27.3 8.4 18.3 108.5 7.8 1.8 4.6       28.7 8.6 15.9 125.2 8.9 2.2 4.2
      Middle 5 26.1 26.0 8.2 8.2 23.3 23.9 87.5 87.3 6.2 6.2 1.8 1.9 2.8 2.8       Middle 5 25.8 25.8 8.2 8.2 24.9 24.7 82.9 83.7 5.9 5.9 2.1 2.1 3.4 2.9
      25.8 8.2 24.6 87.0 6.2 1.9 2.8       25.8 8.2 24.4 84.5 6.0 2.1 2.4
      Bottom 9 25.3 25.2 8.2 8.2 26.9 27.7 82.0 82.2 5.8 5.8 5.8 1.8 1.8 2.6 2.8       Bottom 9 25.1 25.1 8.2 8.2 27.8 27.8 87.7 84.2 6.2 5.9 5.9 2.2 2.2 1.9 1.6
      25.1 8.2 28.5 82.4 5.8 1.7 2.9         25.1 8.2 27.8 80.6 5.7 2.2 1.2
16-May-12 Rainy Moderate 09:44 10 Surface 1 27.5 27.5 8.4 8.4 19.4 19.4 109.8 108.5 7.8 7.7 7.2 1.0 1.0 1.7 2.7 3.4 2.7 16-May-12 Cloudy Moderate 17:17 10 Surface 1 27.0 27.1 8.3 8.3 20.9 20.9 99.3 99.3 7.1 7.0 6.4 1.2 1.2 1.9 2.1 2.3 2.6
      27.5 8.4 19.4 107.2 7.6 0.9 4.1       27.1 8.3 20.9 99.2 7.0 1.1 2.4
      Middle 5 26.5 26.5 8.3 8.3 23.2 23.2 94.5 94.3 6.7 6.7 2.0 1.9 2.3 2.5       Middle 5 25.8 25.8 8.2 8.2 26.7 26.6 80.4 80.5 5.6 5.7 1.8 1.8 2.5 2.7
      26.5 8.3 23.2 94.1 6.6 1.8 2.6       25.7 8.2 26.6 80.6 5.7 1.7 2.9
      Bottom 9 25.5 25.5 8.2 8.2 28.1 28.1 89.3 89.3 6.2 6.2 6.2 2.3 2.3 2.3 2.3       Bottom 9 25.6 25.6 8.2 8.2 27.3 27.2 75.4 75.4 5.3 5.3 5.3 2.7 2.6 2.7 2.9
        25.5 8.2 28.1 89.2 6.2 2.2 2.2       25.6 8.2 27.2 75.4 5.3 2.5 3.1
18-May-12 # - - - - Surface - - - - - - - - - - - - - - - - - - 18-May-12 Rainy Moderate 18:54 10 Surface 1 26.7 26.7 8.3 8.3 22.4 22.2 80.4 82.8 5.7 5.9 5.6 1.8 1.8 2.5 1.6 1.7 1.4
      - - - - - - -       26.8 8.2 22.1 85.1 6.0 1.7 1.7
      Middle - - - - - - - - - - - - - - -       Middle 5 26.1 26.1 8.2 8.2 25.3 25.3 75.2 75.6 5.3 5.3 2.1 2.1 1.3 1.3
      - - - - - - -       26.2 8.2 25.3 76.0 5.3 2.0 1.3
      Bottom - - - - - - - - - - - - - - - -       Bottom 9 25.8 25.9 8.2 8.2 26.8 26.8 76.3 75.8 5.3 5.3 5.3 3.6 3.6 1.5 1.2
        - - - - - - -         25.9 8.2 26.8 75.3 5.3 3.6 0.8
21-May-12 Sunny Moderate 12:18 10 Surface 1 26.9 26.9 8.2 8.2 22.1 22.2 89.2 89.8 6.3 6.3 6.1 1.5 1.5 1.5 2.0 2.3 2.4 21-May-12 Sunny Moderate 21:07 9 Surface 1 26.8 26.8 8.2 8.2 22.6 22.7 82.1 82.2 5.8 5.8 5.6 2.7 2.7 3.6 5.1 4.2 4.1
      26.9 8.2 22.2 90.4 6.4 1.4 2.5       26.8 8.2 22.7 82.2 5.8 2.6 3.2
      Middle 5 26.8 26.7 8.2 8.2 22.5 22.4 84.5 82.8 6.0 5.9 1.4 1.5 2.1 2.4       Middle 5 26.7 26.7 8.2 8.2 22.9 23.0 74.2 74.8 5.2 5.3 3.7 3.6 3.7 3.7
      26.7 8.2 22.2 81.1 5.7 1.5 2.6       26.7 8.1 23.0 75.3 5.3 3.5 3.6
      Bottom 9 25.9 25.9 8.1 8.2 26.7 26.6 77.9 77.0 5.5 5.4 5.4 1.4 1.4 2.8 2.6       Bottom 8 26.3 26.4 8.1 8.1 24.7 24.7 72.8 73.9 5.1 5.2 5.2 4.5 4.5 3.8 4.4
        25.9 8.2 26.5 76.0 5.3 1.4 2.3         26.4 8.1 24.7 74.9 5.3 4.4 4.9
23-May-12 Sunny Rough 15:03 10 Surface 1 26.9 26.9 8.2 8.2 22.5 22.5 94.7 95.2 6.7 6.7 6.5 2.0 2.0 2.9 3.9 3.0 3.2 23-May-12 Fine Moderate 06:41 9 Surface 1 26.5 26.5 8.1 8.1 20.9 20.9 84.5 84.6 6.0 6.0 5.8 2.3 2.3 2.2 4.0 4.4 3.5
      26.9 8.2 22.5 95.7 6.7 1.9 2.0       26.5 8.1 20.9 84.6 6.1 2.3 4.7
      Middle 5 26.8 26.8 8.2 8.2 22.6 22.6 89.7 88.6 6.3 6.2 3.1 3.0 2.6 2.9       Middle 5 26.4 26.4 8.1 8.1 24.0 23.8 79.5 80.3 5.6 5.6 2.3 2.3 3.3 3.1
      26.8 8.2 22.6 87.4 6.2 2.9 3.1       26.5 8.1 23.7 81.0 5.7 2.3 2.9
      Bottom 9 26.4 26.3 8.1 8.1 24.7 24.8 82.3 82.2 5.8 5.8 5.8 3.6 3.6 3.0 3.8       Bottom 8 26.2 26.2 8.1 8.1 25.0 24.8 79.2 80.5 5.6 5.7 5.7 2.1 2.1 2.8 2.9
      26.3 8.1 25.0 82.0 5.8 3.5 4.5         26.2 8.1 24.6 81.8 5.8 2.1 3.0
25-May-12 Sunny Moderate 16:15 10 Surface 1 27.5 27.9 8.2 8.2 21.4 21.2 91.5 96.6 6.4 6.7 6.7 1.6 1.6 1.6 2.0 2.3 2.5 25-May-12 Fine Moderate 07:38 10 Surface 1 27.1 27.1 8.1 8.1 21.9 22.3 94.9 90.2 6.7 6.3 6.2 0.9 0.9 2.2 3.7 3.1 2.4
      28.3 8.2 21.1 101.6 7.0 1.6 2.5       27.0 8.1 22.6 85.5 6.0 0.9 2.5
      Middle 5 27.5 27.8 8.2 8.2 23.7 23.2 93.0 96.6 6.4 6.7 1.5 1.5 2.4 2.5       Middle 5 26.7 26.8 8.1 8.1 24.8 24.6 82.8 86.7 5.8 6.0 0.9 0.9 1.5 1.7
      28.0 8.2 22.7 100.1 6.9 1.5 2.6       27.0 8.1 24.5 90.6 6.3 0.9 1.9
      Bottom 9 26.9 27.1 8.2 8.2 25.1 25.0 87.6 91.9 6.1 6.4 6.4 1.7 1.7 2.6 2.6       Bottom 9 26.6 26.6 8.1 8.1 25.6 25.7 80.0 79.3 5.6 5.5 5.5 4.5 4.7 2.4 2.4
        27.3 8.2 24.8 96.1 6.6 1.7 2.6         26.5 8.1 25.8 78.6 5.5 4.8 2.3
28-May-12 Fine Moderate 18:22 10 Surface 1 27.7 27.7 8.3 8.3 24.5 24.5 106.7 104.3 7.3 7.2 7.2 1.1 1.1 1.4 2.3 2.4 2.8 28-May-12 Fine Moderate 10:39 11 Surface 1 27.8 27.7 8.2 8.2 23.4 23.4 96.0 98.3 6.6 6.8 6.7 1.3 1.3 1.8 2.7 2.9 2.8
      27.7 8.3 24.5 101.9 7.0 1.1 2.5       27.7 8.2 23.3 100.6 7.0 1.3 3.1
      Middle 5 27.7 27.7 8.3 8.3 24.6 24.6 102.5 103.9 7.0 7.1 1.5 1.5 3.2 3.1       Middle 6 27.5 27.6 8.2 8.2 25.2 25.3 95.2 94.9 6.5 6.5 1.5 1.5 2.6 2.9
      27.7 8.3 24.6 105.3 7.2 1.5 2.9       27.6 8.2 25.5 94.5 6.5 1.5 3.1
      Bottom 9 27.6 27.5 8.2 8.2 24.8 25.5 96.4 96.6 6.6 6.6 6.6 1.7 1.7 3.2 2.8       Bottom 10 27.3 27.2 8.2 8.2 27.1 27.1 89.9 86.2 6.1 5.9 5.9 2.6 2.7 2.8 2.7
      27.4 8.2 26.3 96.7 6.6 1.7 2.3         27.1 8.2 27.1 82.4 5.6 2.7 2.6
30-May-12 Sunny Calm 07:58 10 Surface 1 27.1 27.1 8.2 8.2 26.0 26.0 92.2 91.3 6.3 6.3 6.2 1.1 1.2 1.5 2.3 2.5 2.8 30-May-12 Sunny Calm 15:12 10 Surface 1 27.6 27.6 8.2 8.3 25.0 24.8 93.2 94.0 6.4 6.5 6.3 3.3 3.2 3.6 2.6 2.7 2.8
      27.1 8.2 26.0 90.4 6.2 1.2 2.6       27.7 8.3 24.6 94.7 6.5 3.1 2.8
      Middle 5 27.1 27.1 8.2 8.2 27.2 27.3 87.1 87.2 6.0 6.0 1.5 1.6 2.8 2.6       Middle 5 27.1 27.1 8.2 8.2 26.3 26.3 88.3 87.4 6.1 6.0 3.6 3.6 2.1 3.2
      27.1 8.2 27.4 87.2 6.0 1.6 2.4       27.1 8.2 26.3 86.5 5.9 3.6 4.2
      Bottom 9 27.0 27.0 8.2 8.3 28.3 28.3 86.6 87.0 5.9 5.9 5.9 1.7 1.8 3.8 3.3       Bottom 9 27.0 27.0 8.2 8.2 27.7 27.7 85.4 87.5 5.8 6.0 6.0 4.0 4.0 2.5 2.6
        27.0 8.3 28.3 87.3 5.9 1.8 2.7         27.1 8.2 27.7 89.6 6.1 3.9 2.6
Remarks: Remarks:
Bolded values means the measured values exceed the Action Level; Underlined bolded values means the measured values exceed the Limit Level. Bolded values means the measured values exceed the Action Level; Underlined bolded values means the measured values exceed the Limit Level.
#  - Amber Rainstorm and Thunderstorm warnings were issued by HKO from 08:55 to 10:45 and 01:30 to 14:00 on 18 May 2012 respectively, with the consideration of safety concern, water quality monitoring  at Mid-Ebb session was cancelled.
Remarks:   Remarks:  
*     DA: Depth-Averaged *     DA: Depth-Averaged
**   Calm: Small or no wave; Moderate: Between calm and rough; Rough: White capped or rougher **   Calm: Small or no wave; Moderate: Between calm and rough; Rough: White capped or rougher
***  Cancelled due to Thunderstorm Warning and safety concern. ***  Cancelled due to Thunderstorm Warning and safety concern.