Impact Water Quality Monitoring Results at SR7 - Mid-Ebb Tide Impact Water Quality Monitoring Results at SR7 - 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 11:35 5 Surface 1 27.1 27.0 8.2 8.2 11.1 11.3 111.2 111.0 8.3 8.3 8.3 2.5 2.6 2.8 2.9 3.2 3.4 2-May-12 Fine Moderate 14:25 4 Surface 1 27.4 27.5 8.3 8.3 11.7 11.6 111.6 115.3 8.3 8.5 8.5 2.1 2.2 4.8 2.7 2.7 2.7
      26.9 8.2 11.4 110.7 8.3 2.7 3.5       27.6 8.3 11.6 119.0 8.8 2.2 2.6
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 26.7 26.6 8.2 8.2 12.3 12.5 109.8 108.2 8.2 8.1 8.1 3.0 2.9 3.9 3.6       Bottom 3 27.0 27.3 8.2 8.2 11.8 11.7 107.5 111.3 8.0 8.3 8.3 7.5 7.3 3.3 2.7
        26.6 8.2 12.6 106.6 8.0 2.8 3.3         27.6 8.3 11.6 115.1 8.5 7.1 2.1
4-May-12 Sunny Moderate 13:04 5 Surface 1 28.3 27.8 8.2 8.2 13.8 15.1 104.7 103.3 7.6 7.5 7.5 4.4 4.4 4.4 2.2 2.4 3.4 4-May-12 Cloudy Moderate 16:21 5 Surface 1 28.4 28.2 8.3 8.2 12.5 12.8 110.5 109.0 8.0 7.9 7.9 2.9 2.9 3.0 3.1 3.3 3.2
      27.4 8.1 16.3 101.8 7.4 4.4 2.5       27.9 8.2 13.1 107.5 7.8 2.9 3.4
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 26.7 26.6 8.1 8.1 17.5 17.6 101.1 99.7 7.4 7.3 7.3 4.3 4.3 3.7 4.4       Bottom 4 27.3 27.3 8.2 8.2 14.8 14.8 104.9 105.3 7.7 7.7 7.7 3.0 3.1 3.2 3.1
        26.4 8.1 17.7 98.2 7.2 4.3 5.0         27.3 8.2 14.8 105.6 7.7 3.1 3.0
7-May-12 Sunny Moderate 12:04 5 Surface 1 26.4 26.4 8.1 8.1 17.8 17.8 93.1 91.6 6.8 6.7 6.7 3.3 3.3 3.3 3.3 3.5 3.3 7-May-12 Sunny Moderate 08:42 5 Surface 1 25.5 25.5 8.1 8.1 22.0 22.1 83.5 83.9 6.0 6.1 6.1 4.2 4.2 4.3 9.1 8.9 6.6
      26.3 8.1 17.9 90.0 6.6 3.3 3.6       25.4 8.1 22.3 84.3 6.1 4.1 8.7
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 25.8 26.0 8.1 8.1 20.5 20.3 88.6 90.1 6.4 6.5 6.5 3.2 3.2 3.3 3.0       Bottom 4 25.2 25.2 8.1 8.1 24.0 24.0 85.2 84.2 6.1 6.0 6.0 4.4 4.3 3.9 4.3
        26.1 8.1 20.1 91.5 6.6 3.2 2.7         25.3 8.1 24.0 83.2 6.0 4.2 4.6
9-May-12 Sunny Moderate 13:44 5 Surface 1 27.4 27.3 8.1 8.1 15.8 15.8 101.4 100.2 7.4 7.3 7.3 2.4 2.4 2.5 4.0 4.0 5.0 9-May-12 Sunny Moderate 09:55 5 Surface 1 27.0 26.9 8.1 8.1 15.8 15.9 89.4 91.3 6.5 6.7 6.7 2.5 2.5 2.5 4.9 4.2 3.9
      27.3 8.1 15.8 99.0 7.2 2.4 4.0       26.8 8.1 16.1 93.1 6.8 2.5 3.5
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 27.1 27.0 8.1 8.1 17.1 17.1 99.8 98.2 7.2 7.1 7.1 2.5 2.5 5.7 6.0       Bottom 4 26.5 26.6 8.1 8.1 20.9 20.7 88.6 90.9 6.3 6.5 6.5 2.4 2.5 4.1 3.6
      27.0 8.1 17.1 96.5 7.0 2.5 6.2         26.8 8.0 20.5 93.1 6.6 2.5 3.1
11-May-12 Sunny Moderate 15:22 5 Surface 1 27.5 27.6 8.4 8.4 18.8 18.7 114.8 114.9 8.2 8.2 8.2 2.1 2.2 2.2 1.0 0.8 1.2 11-May-12 Cloudy Moderate 11:25 5 Surface 1 27.2 27.2 8.3 8.3 18.7 18.7 100.6 100.9 7.2 7.2 7.2 2.2 2.3 2.3 3.0 3.4 2.8
      27.6 8.4 18.7 114.9 8.2 2.2 <0.5       27.2 8.3 18.6 101.1 7.2 2.3 3.7
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 26.3 26.3 8.2 8.2 22.9 23.0 101.8 100.6 7.2 7.1 7.1 2.1 2.2 1.5 1.6       Bottom 4 26.1 26.0 8.2 8.2 23.5 24.1 91.9 93.5 6.5 6.6 6.6 2.1 2.2 2.1 2.2
        26.2 8.2 23.0 99.3 7.1 2.2 1.6         25.9 8.2 24.6 95.0 6.7 2.2 2.2
14-May-12 Sunny Moderate 10:33 5 Surface 1 28.1 28.1 8.5 8.5 15.4 14.8 135.5 134.7 9.7 9.7 9.7 2.2 2.2 2.2 3.9 3.7 3.5 14-May-12 Sunny Moderate 12:58 5 Surface 1 27.6 27.8 8.5 8.5 15.8 15.7 121.3 121.2 8.8 8.7 8.7 4.3 4.3 4.3 3.4 4.2 4.7
      28.1 8.5 14.2 133.8 9.7 2.1 3.5       27.9 8.6 15.6 121.1 8.7 4.3 4.9
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 27.3 27.5 8.4 8.4 17.8 17.1 121.6 125.0 8.7 9.0 9.0 2.2 2.2 3.1 3.3       Bottom 4 26.8 26.7 8.3 8.3 21.1 21.2 114.8 109.1 8.2 7.8 7.8 4.3 4.3 5.0 5.1
      27.6 8.4 16.3 128.3 9.2 2.2 3.5         26.7 8.3 21.2 103.4 7.4 4.2 5.1
16-May-12 Rainy Moderate 12:01 4 Surface 1 28.4 28.5 8.6 8.6 14.3 14.3 135.8 136.0 9.7 9.8 9.8 1.4 1.5 1.4 3.5 4.2 3.9 16-May-12 Cloudy Moderate 15:08 4 Surface 1 27.8 27.8 8.4 8.4 16.8 16.8 102.4 102.4 7.3 7.3 7.3 2.5 2.4 3.1 4.6 4.8 4.2
      28.5 8.6 14.3 136.1 9.8 1.6 4.9       27.8 8.4 16.8 102.3 7.3 2.2 4.9
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 3 28.1 28.1 8.5 8.5 15.6 15.6 125.5 125.9 9.0 9.0 9.0 1.3 1.3 3.8 3.5       Bottom 3 27.1 27.1 8.3 8.3 21.0 21.0 96.8 96.9 6.8 6.9 6.9 3.6 3.7 3.5 3.5
        28.0 8.5 15.7 126.3 9.0 1.2 3.2       27.0 8.3 21.1 97.0 6.9 3.8 3.5
18-May-12 # - - - - Surface - - - - - - - - - - - - - - - - - - 18-May-12 Rainy Moderate 16:44 5 Surface 1 27.2 27.2 8.2 8.2 17.2 17.3 84.2 84.6 6.1 6.1 6.1 6.7 6.8 6.7 1.2 1.2 1.4
      - - - - - - -       27.3 8.2 17.4 84.9 6.1 6.9 1.1
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom - - - - - - - - - - - - - - - -       Bottom 4 26.9 27.0 8.2 8.2 22.0 22.0 83.7 85.5 5.9 6.0 6.0 6.4 6.5 1.5 1.5
        - - - - - - -         27.1 8.2 21.9 87.3 6.2 6.5 1.4
21-May-12 Sunny Moderate 14:24 5 Surface 1 27.2 27.1 8.2 8.2 21.5 21.5 83.2 83.0 5.9 5.9 5.9 3.1 3.2 3.8 4.1 3.8 3.7 21-May-12 Sunny Moderate 18:54 5 Surface 1 27.0 27.0 8.2 8.2 21.6 21.6 78.1 77.7 5.5 5.5 5.5 5.0 5.1 5.5 6.1 5.5 6.4
      27.1 8.2 21.5 82.8 5.8 3.3 3.5       26.9 8.2 21.6 77.3 5.5 5.2 4.8
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 26.7 26.7 8.2 8.2 23.1 23.2 81.8 81.1 5.8 5.7 5.7 4.2 4.3 3.6 3.6       Bottom 4 26.9 26.9 8.2 8.2 22.2 22.2 76.1 77.7 5.4 5.5 5.5 5.7 5.8 8.1 7.2
        26.7 8.2 23.2 80.4 5.7 4.3 3.6         26.9 8.2 22.2 79.3 5.6 5.9 6.3
23-May-12 Sunny Rough 12:50 5 Surface 1 26.7 26.7 8.2 8.2 23.0 23.0 87.6 87.4 6.2 6.2 6.2 3.2 3.3 3.3 4.6 4.6 4.6 23-May-12 Fine Moderate 08:55 5 Surface 1 26.5 26.5 8.1 8.1 22.3 22.4 81.0 81.3 5.8 5.8 5.8 7.6 7.5 11.3 6.4 5.9 5.5
      26.7 8.2 23.0 87.2 6.1 3.4 4.6       26.4 8.1 22.4 81.5 5.8 7.3 5.3
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 26.7 26.6 8.2 8.2 23.0 23.1 87.2 87.3 6.1 6.2 6.2 3.3 3.3 3.8 4.6       Bottom 4 26.3 26.3 8.1 8.1 24.6 24.6 78.5 77.8 5.5 5.5 5.5 14.8 15.0 4.6 5.1
      26.6 8.2 23.1 87.4 6.2 3.2 5.3         26.3 8.1 24.5 77.0 5.4 15.1 5.6
25-May-12 Sunny Moderate 14:09 5 Surface 1 27.8 27.7 8.0 8.1 22.0 22.0 98.9 96.0 6.9 6.7 6.7 1.5 1.5 1.7 0.7 1.0 0.8 25-May-12 Fine Moderate 09:34 5 Surface 1 27.2 27.0 8.1 8.1 20.2 20.4 101.1 95.6 7.2 6.8 6.8 2.8 2.9 3.7 2.9 2.6 2.5
      27.6 8.1 22.0 93.0 6.5 1.5 1.2       26.8 8.1 20.6 90.0 6.4 2.9 2.2
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 27.7 27.6 8.1 8.1 22.2 22.5 94.9 93.5 6.6 6.5 6.5 1.8 1.9 0.7 0.6       Bottom 4 27.0 27.0 8.1 8.1 25.4 25.4 88.0 91.6 6.1 6.3 6.3 4.3 4.4 2.2 2.4
        27.6 8.1 22.9 92.1 6.4 1.9 <0.5         27.1 8.1 25.3 95.1 6.6 4.5 2.5
28-May-12 Fine Moderate 16:18 5 Surface 1 27.3 27.4 8.3 8.3 25.1 25.0 100.8 95.1 6.9 6.5 6.5 2.2 2.2 3.6 1.7 1.6 1.9 28-May-12 Fine Moderate 12:43 5 Surface 1 27.3 27.3 8.2 8.2 24.9 24.9 86.7 90.9 6.0 6.3 6.3 2.2 2.3 3.1 2.4 2.4 3.6
      27.6 8.3 24.8 89.4 6.1 2.2 1.4       27.3 8.2 25.0 95.1 6.6 2.3 2.4
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 27.3 27.3 8.3 8.3 26.3 26.3 86.8 88.4 5.9 6.0 6.0 4.9 4.9 2.1 2.2       Bottom 4 27.3 27.3 8.2 8.2 25.6 25.6 89.1 87.4 6.1 6.0 6.0 3.8 3.9 3.5 4.7
      27.3 8.3 26.3 89.9 6.2 4.8 2.3         27.3 8.2 25.5 85.7 5.9 3.9 5.9
30-May-12 Sunny Calm 10:07 5 Surface 1 27.5 27.5 8.2 8.2 21.3 21.3 92.5 92.6 6.5 6.5 6.5 2.6 2.6 3.7 4.0 4.1 3.8 30-May-12 Sunny Calm 13:04 5 Surface 1 28.1 28.1 8.2 8.2 21.5 21.6 94.7 94.5 6.6 6.6 6.6 2.8 2.8 2.9 4.3 5.0 4.3
      27.5 8.2 21.3 92.7 6.5 2.5 4.2       28.1 8.2 21.6 94.2 6.5 2.8 5.6
      Middle - - - - - - - - - - - - - - -       Middle - - - - - - - - - - - - - - -
      - - - - - - -       - - - - - - -
      Bottom 4 27.3 27.3 8.2 8.2 24.0 24.0 91.4 90.9 6.3 6.3 6.3 4.8 4.7 3.6 3.4       Bottom 4 27.3 27.4 8.2 8.2 24.8 24.9 89.4 90.2 6.2 6.2 6.2 3.0 3.0 3.5 3.6
        27.3 8.2 23.9 90.4 6.3 4.6 3.2         27.4 8.2 25.0 91.0 6.3 2.9 3.6
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.