Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

24-hour TSP Monitoring Data

DATE SAMPLE NUMBER ELAPSED TIME CHART READING AVG TEMP AVG AIR PRESS STANDARD FLOW RATE AIR VOLUME FILTER WEIGHT (g) DUST WEIGHT COLLECTED 24-HR TSP (μg/m3)
INITIAL FINAL (min) MIN MAX AVG () (hPa) (m3/min) (std m3) INITIAL FINAL (g)
AM1a - Garden Farm, Tsung Yuen Ha Village
2-Mar-15 27749 9637.41 9661.41 1440.00 43 44 43.5 18.2 1016.4 1.54 2222 2.7712 2.8845 0.1133 51
7-Mar-15 27765 9661.43 9685.43 1440.00 42 42 42.0 17.4 1018.0 1.50 2154 2.7735 2.8813 0.1078 50
13-Mar-15 27790 9685.44 9709.44 1440.00 43 43 43.0 17.2 1019.1 1.53 2204 2.8980 2.9814 0.0834 38
19-Mar-15 27811 9709.44 9733.44 1440.00 41 42 41.5 24.0 1013.1 1.46 2102 2.8901 2.9740 0.0839 40
25-Mar-15 27830 9733.44 9757.44 1440.00 42 43 42.5 20.0 1014.8 1.50 2166 2.8688 3.0310 0.1622 75
31-Mar-15 27875 9757.44 9781.44 1440.00 41 42 41.5 23.3 1013.9 1.46 2105 2.7040 2.8114 0.1074 51
AM2 - Village House near Lin Ma Hang Road
2-Mar-15 27750 5140.33 5164.23 1434.00 34 34 34.0 18.2 1016.4 1.15 1653 2.7845 2.9084 0.1239 75
7-Mar-15 27766 5164.23 5188.10 1432.20 33 34 33.5 17.4 1018.0 1.14 1632 2.8105 2.9288 0.1183 72
13-Mar-15 27791 5188.10 5211.89 1427.40 33 35 34.0 17.2 1019.1 1.16 1650 2.8980 3.0385 0.1405 85
19-Mar-15 27812 5211.89 5235.76 1432.20 32 33 32.5 24.0 1013.1 1.10 1570 2.8684 2.9976 0.1292 82
25-Mar-15 27829 5259.65 5283.53 1432.80 32 33 32.5 20.0 1014.8 1.10 1581 2.8555 3.0072 0.1517 96
31-Mar-15 27874 5283.53 5307.43 1434.00 32 34 33.0 23.3 1013.9 1.11 1595 2.7064 2.8168 0.1104 69
AM3 - Ta Kwu Ling Fire Service Station of Ta Kwu Ling Village
2-Mar-15 27751 6172.20 6196.20 1440.00 39 40 39.5 18.2 1016.4 1.28 1849 2.7856 2.8886 0.1030 56
7-Mar-15 27769 6196.21 6220.21 1440.00 39 39 39.0 17.4 1018.0 1.27 1830 2.7866 2.8922 0.1056 58
13-Mar-15 27792 6220.23 6244.23 1440.00 39 39 39.0 17.2 1019.1 1.27 1831 2.8868 2.9422 0.0554 30
19-Mar-15 27813 6244.23 6268.23 1440.00 38 39 38.5 24.0 1013.1 1.24 1783 2.8543 2.9977 0.1434 80
25-Mar-15 27828 6268.23 6292.23 1440.00 39 39 39.0 20.0 1014.8 1.26 1819 2.8302 3.0002 0.1700 93
31-Mar-15 27873 6292.23 6316.23 1440.00 38 39 38.5 23.3 1013.9 1.24 1786 2.7168 2.7881 0.0713 40
AM7b - Loi Tung Village House
2-Mar-15 27747 13716.72 13740.72 1440.00 31 32 31.5 18.2 1016.4 0.80 1145 2.7838 2.9039 0.1201 105
7-Mar-15 27762 13740.74 13764.74 1440.00 30 31 30.5 17.4 1018.0 0.77 1106 2.7773 2.8567 0.0794 72
13-Mar-15 27793 13764.75 13788.75 1440.00 24 32 28.0 17.2 1019.1 0.70 1002 2.9010 2.9771 0.0761 76
19-Mar-15 27814 13788.75 13812.75 1440.00 26 34 30.0 24.0 1013.1 0.74 1068 2.8595 3.0030 0.1435 134
25-Mar-15 27831 13812.75 13836.75 1440.00 28 30 29.0 20.0 1014.8 0.72 1036 2.8632 2.9778 0.1146 111
31-Mar-15 27872 13836.75 13860.75 1440.00 30 34 32.0 23.3 1013.9 0.80 1153 2.7334 2.8297 0.0963 84
AM8 - Po Kat Tsai Village No. 4
2-Mar-15 27748 7587.08 7611.08 1440.00 30 35 32.5 18.2 1016.4 0.85 1218 2.7686 2.8281 0.0595 49
7-Mar-15 27763 7611.09 7635.09 1440.00 39 40 39.5 17.4 1018.0 1.07 1545 2.7734 2.8538 0.0804 52
13-Mar-15 27794 7635.11 7659.11 1440.00 39 40 39.5 17.2 1019.1 1.07 1547 2.9017 2.9672 0.0655 42
19-Mar-15 27815 7659.11 7683.11 1440.00 39 40 39.5 24.0 1013.1 1.06 1520 2.8694 2.9284 0.0590 39
25-Mar-15 27832 7683.11 7707.11 1440.00 39 40 39.5 20.0 1014.8 1.07 1534 2.8490 2.9658 0.1168 76

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

DATE SAMPLE NUMBER ELAPSED TIME CHART READING AVG TEMP AVG AIR PRESS STANDARD FLOW RATE AIR VOLUME FILTER WEIGHT (g) DUST WEIGHT COLLECTED 24-HR TSP (μg/m3)
INITIAL FINAL (min) MIN MAX AVG () (hPa) (m3/min) (std m3) INITIAL FINAL (g)
31-Mar-15 27871 7707.11 7731.11 1440.00 38 40 39.0 23.3 1013.9 1.04 1500 2.7253 2.7707 0.0454 30
AM9b - Nam Wa Po Village House No. 80
2-Mar-15 27744 15146.57 15170.57 1440.00 34 35 34.5 18.2 1016.4 1.15 1661 2.7844 2.8891 0.1047 63
7-Mar-15 27764 15170.59 15194.59 1440.00 34 34 34.0 17.4 1018.0 1.14 1641 2.7727 2.8585 0.0858 52
13-Mar-15 27795 15194.60 15218.60 1440.00 34 34 34.0 17.2 1019.1 1.14 1643 2.8982 2.9734 0.0752 46
19-Mar-15 27816 15218.61 15221.95 200.40 34 34 34.0 24.0 1013.1 1.13 225 2.8833 2.9043 0.0210 93*
25-Mar-15 27827 15222.05 15246.05 1440.00 34 35 34.5 20 1014.8 1.15 1655 2.8535 2.9969 0.1434 87
31-Mar-15 27876 15246.05 15270.05 1440.00 34 34 34.0 23.3 1013.9 1.13 1623 2.7067 2.7546 0.0479 30

Remarks: (*) the results invalid

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Construction Noise Monitoring Results, dB(A)

Date Start Time 1st Leq5min L10 L90 2nd Leq5min L10 L90 3nd Leq5min L10 L90 4th Leq5min L10 L90 5th Leq5min L10 L90 6th Leq5min L10 L90 Leq30 façade correction
NM1 - Tsung Yuen Ha Village House No. 63
6-Mar-15 11:23 52.0 50.7 45.9 48.9 52.0 43.8 46.5 48.4 42.4 42.9 44.3 41.4 48.1 51.5 41.9 49.7 53.5 41.8 49 NA
12-Mar-15 13:15 48.6 50.9 45.5 49.1 51.1 46.1 50.6 52.5 47.9 51.1 54.0 46.8 51.1 53.8 46.7 50.1 51.8 47.2 50 NA
18-Mar-15 14:04 53.3 56.3 45.3 50.6 53.8 45.3 54.4 57.7 48.2 50.7 53.4 46.8 48.6 50.6 45.9 50.4 53.2 46.5 52 NA
24-Mar-15 11:35 49.7 52.7 45.4 49.8 52.4 45.1 49.8 52.2 45.9 50.8 53.7 46.2 55.7 59.2 45.9 49.8 52.3 44.6 52 NA
30-Mar-15 11:09 56.9 61.4 47.9 57.8 63.0 47.5 50.1 51.9 46.7 49.9 52.5 46.4 52.1 54.8 47.8 66.8 57.1 47.6 60 NA
NM2 - Village House near Lin Ma Hang Road
6-Mar-15 13:53 60.3 62.1 49.2 57.4 60.1 49.5 59.5 59.0 49.3 59.2 61.6 49.8 58.6 59.1 49.1 60.4 60.8 49.4 59 NA
12-Mar-15 14:46 69.7 61.1 47.7 52.2 54.9 48.0 56.6 57.7 49.5 57.1 58.9 49.4 55.2 58.2 49.6 57.9 60.8 53.9 63 NA
18-Mar-15 13:26 62.3 63.1 55.4 65.3 66.7 58.1 61.1 64.5 54.4 59.9 63.3 54.1 59.5 62.2 52.0 66.2 66.0 50.9 63 NA
24-Mar-15 16:56 64.8 67.1 58.3 66.8 67.7 55.1 67.7 68.4 64.0 67.7 68.3 65.5 63.8 69.1 49.5 57.2 61.5 49.0 66 NA
30-Mar-15 14:05 67.8 67.1 61.7 61.9 62.6 60.8 61.7 62.1 60.1 61.0 61.7 60.0 62.2 63.0 60.6 62.0 62.5 60.7 64 NA
NM5– Ping Yeung Village House (façade facing northeast)
2-Mar-15 09:36 58.0 59.5 53.4 55.3 57.8 51.7 57.0 60.5 51.4 54.4 57.4 46.9 56.2 57.4 46.0 57.5 59.7 53.1 57 NA
7-Mar-15 13:54 58.3 61.4 44.2 56.5 59.6 45.9 52.9 55.8 47.6 54.0 57.3 44.9 50.9 54.0 44.8 53.1 56.8 43.6 55 NA
13-Mar-15 13:40 52.4 56.5 44.0 55.4 58.8 47.1 54.7 58.7 46.8 64.5 59.7 46.5 54.1 57.4 47.2 52.9 56.1 46.3 58 NA
19-Mar-15 13:00 51.3 54.9 44.0 51.1 53.9 41.3 52.5 56.2 42.8 54.0 58.0 43.5 62.3 58.6 46.7 53.4 56.8 43.3 56 NA
25-Mar-15 13:31 45.7 48.4 42.8 45.6 48.7 43.6 47.6 50.5 44.1 45.7 47.7 42.8 45.5 47.2 43.6 46.3 48.8 46.2 46 NA
31-Mar-15 15:19 53.2 56.6 46.9 53.0 56.6 46.7 53.8 57.6 46.3 53.4 56.6 47.6 53.1 56.4 47.7 53.7 57.3 47.6 53 NA
NM6 – Tai Tong Wu Village House 2
2-Mar-15 10:15 62.3 65.6 51.9 62.6 65.7 50.9 62.1 66.1 51.4 63.0 66.5 48.2 63.8 67.2 55.5 62.8 66.2 50.2 63 NA
7-Mar-15 11:34 60.2 63.4 51.4 60.4 64.1 48.4 59.7 63.0 51.6 58.9 62.3 47.4 59.0 62.6 49.5 59.8 62.9 52.1 60 NA
13-Mar-15 13:00 60.5 64.1 49.9 59.8 63.0 50.3 59.2 63.4 47.9 59.7 62.7 49.5 58.4 61.5 47.3 60.5 63.9 50.7 60 NA
19-Mar-15 11:29 62.3 65.6 52.9 61.2 64.6 50.5 60.2 63.8 51.3 61.6 65.3 52.7 62.1 65.2 50.7 50.5 63.8 48.7 61 NA
25-Mar-15 14:36 58.8 62.2 46.4 60.0 63.0 54.6 59.6 63.5 49.6 60.1 63.7 46.6 59.8 63.4 53.3 63.3 65.1 47.9 61 NA
31-Mar-15 11:18 59.3 62.6 49.4 60.2 63.4 52.5 59.8 63.0 51.7 59.8 63.0 53.2 58.8 61.9 51.1 59.4 62.6 52.3 60 NA
NM7 – Po Kat Tsai Village
2-Mar-15 14:13 58.4 59.7 53.3 63.1 58.9 53.0 58.9 59.0 54.2 59.3 58.1 55.6 56.4 58.7 53.3 57.0 57.2 54.4 59 NA
7-Mar-15 10:50 56.4 57.9 53.5 57.3 58.3 53.4 60.4 63.2 53.6 62.1 66.0 53.3 55.6 57.7 52.8 60.7 62.9 53.0 59 NA
13-Mar-15 11:20 61.3 64.7 53.3 54.1 55.4 52.8 63.2 67.1 53.3 57.9 59.6 53.9 75.7 73.4 53.3 57.3 60.1 52.6 68 NA
19-Mar-15 10:47 57.7 60.8 51.9 58.2 60.8 52.1 61.2 62.9 52.1 70.9 61.3 51.7 62.2 64.1 51.1 54.0 55.0 51.5 64 NA
25-Mar-15 13:56 60.2 63.1 52.1 64.9 65.5 52.3 58.3 57.7 51.3 66.5 62.2 53.1 56.6 59.3 51.2 57.2 61.1 51.5 62 NA
31-Mar-15 10:34 62.1 65.5 54.0 62.6 64.9 52.8 69.3 71.0 53.1 64.2 64.6 53.0 65.3 61.6 53.9 62.3 65.5 53.8 65 NA
NM8 - Village House, Tong Hang
6-Mar-15 11:39 62.9 67.0 54.5 58.5 62.0 53.0 57.0 58.5 52.5 62.2 65.0 54.0 59.7 64.0 53.5 58.3 60.5 54.5 60 NA

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Date Start Time 1st Leq5min L10 L90 2nd Leq5min L10 L90 3nd Leq5min L10 L90 4th Leq5min L10 L90 5th Leq5min L10 L90 6th Leq5min L10 L90 Leq30 façade correction
12-Mar-15 14:26 57.4 58.0 50.5 66.3 63.0 52.0 63.6 64.0 52.0 60.9 65.0 52.5 56.2 59.0 50.0 60.1 64.5 53.0 62 NA
18-Mar-15 13:19 59.4 61.7 54.2 59.1 62.1 54.6 60.7 63.8 54.5 59.5 63.1 53.4 59.1 60.1 53.7 56.8 59.5 52.9 59 NA
24-Mar-15 13:51 58.1 61.5 51.6 56.3 57.4 51.6 60.8 64.4 52.3 57.0 59.3 51.8 59.0 64.4 53.7 58.2 61.5 52.3 58 NA
30-Mar-15 14:17 58.3 61.0 52.5 57.9 60.0 51.0 59.1 63.0 52.0 59.0 64.0 2.0 59.5 62.5 52.0 59.2 63.0 51.5 59 NA
NM9 - Village House, Kiu Tau Village
6-Mar-15 11:01 70.2 72.0 53.5 58.5 60.0 51.5 55.9 59.5 51.5 59.7 60.0 51.5 60.1 61.0 52.0 56.6 60.0 53.5 64 NA
12-Mar-15 13:44 63.1 66.5 55.5 63.1 65.5 54.5 61.8 61.0 51.5 53.8 56.5 50.0 55.3 58.0 52.0 55.9 58.5 51.5 60 NA
18-Mar-15 13:56 59.1 60.7 57.2 58.3 59.7 56.3 60.0 62.7 55.9 58.5 60.9 54.6 59.2 62.3 55.1 60.0 62.1 55.2 59 NA
24-Mar-15 14:38 59.6 61.5 55.1 59.4 62.5 50.8 61.8 62.2 51.8 63.5 66.6 58.8 60.4 62.5 57.5 60.9 62.8 58.5 61 NA
30-Mar-15 13:31 59.7 64.5 51.5 59.2 62.5 52.0 60.1 65.0 52.5 60.2 64.5 52.5 58.9 61.5 52.0 67.6 70.5 52.5 62 NA
NM10 - Nam Wa Po Village House No. 80
6-Mar-15 10:21 67.2 70.5 61.0 61.7 63.5 58.5 60.8 62.5 58.5 60.3 61.5 58.0 59.8 61.0 58.0 59.8 61.5 57.5 63 66
12-Mar-15 10:40 58.7 59.5 55.5 57.2 58.5 50.0 58.7 59.5 55.5 57.1 58.5 54.5 58.0 59.0 54.0 57.0 59.0 55.0 58 61
18-Mar-15 15:54 73.3 79.0 59.5 62.8 64.9 58.7 73.1 77.5 60.8 72.8 78.0 61.0 73.2 79.7 62.7 72.9 78.9 59.6 72 75
24-Mar-15 15:16 61.2 62.6 59.4 62.2 63.6 60.2 61.9 63.1 60.5 61.1 62.4 54.6 60.9 62.2 59.3 61.3 62.7 59.6 61 64
30-Mar-15 11:15 59.6 61.0 57.0 60.3 62.5 57.0 54.2 59.5 56.5 57.1 58.5 55.0 57.1 58.5 54.5 56.7 58.5 54.0 58 61

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Water Quality Monitoring Data for Contract 5

Date 2-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 17:24 0.48 19.2 19.2 10.38 10.4 112.4 112.7 16.6 16.8 8.4 8.4 13 14.0
19.2 10.42 112.9 17.0 8.4 15
WM1 17:07 0.40 19.5 19.5 0.85 0.8 9.3 9.2 12.0 11.9 7.5 7.5 8 9.0
19.5 0.83 9.0 11.7 7.5 10
Date 4-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 11:18 0.42 19 19.0 6.87 6.8 74.0 73.6 19.6 19.8 8.5 8.5 14 20.5
19 6.79 73.2 19.9 8.5 16
WM1 11:38 0.51 19.1 19.1 0.62 0.6 6.7 6.6 20.3 20.2 7.6 7.6 16 7.5
19.1 0.60 6.5 20.1 7.6 17
Date 6-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 12:58 0.42 18 18.0 7.53 7.5 79.5 79.0 12.0 12.4 8.6 8.6 4 3.5
18 7.44 78.5 12.7 8.6 3
WM1 13:19 0.52 18.6 18.6 1.87 1.9 20.1 19.9 17.7 17.8 7.9 7.9 11 11.5
18.6 1.83 19.6 17.8 7.9 12
Date 9-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:25 0.44 23.1 23.1 7.72 7.8 90.2 91.1 11.0 10.7 7.6 7.6 4 5.5
23.1 7.88 92.0 10.4 7.6 7
WM1 10:50 0.54 22.8 22.8 3.87 3.8 46.4 46.2 11.5 11.3 7 7.0 49 39.5
22.8 3.81 45.9 11.0 7 30
Date 11-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:19 0.45 17.6 17.6 7.87 7.8 82.5 82.2 21.0 20.9 8.5 8.5 6 6.5
17.6 7.81 81.9 20.8 8.5 7
WM1 10:46 0.49 18.7 18.7 1.61 1.6 17.3 17.2 37.4 36.7 7.6 7.6 26 25.0
18.7 1.60 17.1 36.0 7.6 24

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Date 13-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 17:00 0.44 18 18.0 7.77 7.8 82.2 82.0 55.7 56.0 7.3 7.3 36 35.5
18 7.74 81.8 56.3 7.3 35
WM1 16:20 0.52 17.3 17.4 0.43 0.4 4.4 4.3 50.2 50.5 7.2 7.2 60 59.0
17.4 0.39 4.1 50.7 7.2 58
Date 17-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:37 0.41 23.2 23.2 6.27 6.2 73.4 72.9 49.6 49.7 7.8 7.8 13 14.0
23.2 6.18 72.3 49.8 7.7 15
WM1 11:10 0.49 21.9 21.9 0.18 0.2 2.0 2.0 48.3 48.5 7.6 7.6 26 25.5
21.9 0.17 1.9 48.7 7.6 25
Date 19-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 16:52 0.42 26.2 26.2 7.58 7.6 93.9 93.8 20.2 20.4 7.6 7.6 12 13.0
26.2 7.56 93.6 20.5 7.6 14
WM1 17:21 0.47 23.4 23.4 0.2 0.2 2.3 2.3 20.7 20.6 7.3 7.3 9 9.5
23.4 0.19 2.3 20.5 7.3 10
Date 21-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:50 0.46 23 23.0 5.27 5.2 61.4 60.9 53.1 53.0 5.9 5.9 15 15.0
23 5.17 60.3 52.9 5.9 15
WM1 11:23 0.59 22.9 22.9 0.3 0.3 3.5 3.3 45.7 45.6 6.6 6.6 26 25.5
22.9 0.27 3.1 45.5 6.6 25
Date 23-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 15:30 0.41 23 23.0 10.1 10.0 117.7 117.0 39.7 39.6 7.9 7.9 16 16.5
23 9.97 116.3 39.5 7.9 17
WM1 15:56 0.47 21.4 21.4 0.31 0.3 3.5 3.5 46.5 46.2 7.6 7.6 20 21.0
21.4 0.3 3.4 45.8 7.6 22

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Date 25-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 15:23 0.42 19.8 19.8 7.14 7.1 78.2 78.0 16.9 16.7 8.3 8.3 16 18.0
19.8 7.1 77.7 16.4 8.3 20
WM1 15:43 0.47 20.2 20.2 0.24 0.2 2.7 2.6 47.2 46.6 7.8 7.8 43 42.0
20.2 0.23 2.5 45.9 7.8 41
Date 27-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 16:45 0.41 21.5 21.5 11.28 11.3 127.7 127.5 40.7 40.5 8.6 8.6 25 25.5
21.5 11.24 127.3 40.3 8.6 26
WM1 17:04 0.31 22.5 22.5 4.01 4.0 46.4 45.9 43.4 43.1 7.9 7.9 37 37.5
22.5 3.93 45.4 42.8 7.9 38
Date 30-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:51 0.42 22.6 22.6 6.63 6.6 76.7 76.7 40.7 40.6 8 8.0 11 11.5
22.6 6.62 76.7 40.4 8 12
WM1 11:21 0.32 22.8 22.8 0.34 0.3 4.0 3.8 190.0 189.0 8 8.0 98 97.5
22.8 0.30 3.5 188.0 7.9 97

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Water Quality Monitoring Data for Contract 3

Date 2-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 16:01 0.09 19.2 19.2 6.73 6.6 72.9 72.0 12.1 11.9 8 8.0 13 11.5
19.2 6.56 71.1 11.6 8 10
WM4-CB 16:34 0.19 19.3 19.3 3.13 3.1 34.0 33.9 17.4 17.2 7.6 7.6 14 16.0
19.3 3.1 33.7 16.9 7.6 18
WM4 15:32 0.25 19.3 19.3 4.98 4.9 54.4 53.9 25.5 25.4 7.6 7.5 29 29.5
19.3 4.91 53.3 25.3 7.4 30
Date 4-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 14:07 0.09 18.9 18.9 6.05 6.0 65.0 64.8 12.0 12.2 7.7 7.7 9 9.0
18.9 6.01 64.6 12.4 7.7 9
WM4-CB 14:26 0.19 19.1 19.1 3.45 3.4 37.3 51.2 18.1 18.0 7.6 7.6 15 15.0
19.1 3.25 65.1 17.8 7.6 15
WM4 13:30 0.21 19.2 19.2 4.52 4.5 48.9 48.6 19.6 19.5 7.4 7.4 16 17.5
19.2 4.46 48.3 19.4 7.4 19
Date 6-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 16:13 0.09 18.8 18.8 7.31 7.3 78.5 78.3 9.8 9.7 8 8.0 6 5.0
18.8 7.28 78.1 9.6 8 4
WM4-CB 16:33 0.21 19.2 19.2 3.21 3.2 34.8 34.5 11.8 12.2 7.5 7.5 15 15.0
19.2 3.16 34.2 12.5 7.5 15
WM4 15:44 0.26 19.2 19.2 4.65 4.7 50.3 50.4 31.8 31.9 7.5 7.5 46 48.0
19.2 4.67 50.5 31.9 7.5 50
Date 9-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:40 0.09 22.4 22.4 8.17 8.2 94.1 94.7 25.4 25.6 7.8 7.8 4 4.0
22.4 8.26 95.2 25.8 7.7 4
WM4-CB 13:02 0.21 22.7 22.7 3.94 3.9 45.8 45.5 24.0 24.4 7.4 7.4 6 5.5
22.7 3.9 45.2 24.8 7.3 5
WM4 12:12 0.25 22.4 22.4 5.3 5.3 61.6 61.1 29.8 29.6 7.5 7.5 20 20.5
22.3 5.26 60.6 29.4 7.4 21

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Date 11-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 13:02 0.09 18.9 18.9 8.73 8.7 93.9 93.4 29.5 29.3 8 8.0 10 10.5
18.9 8.63 92.9 29.1 8 11
WM4-CB 13:25 0.20 19.3 19.3 4.33 4.3 47.0 46.8 19.4 20.0 7.6 7.6 10 10.5
19.3 4.3 46.6 20.5 7.6 11
WM4 12:29 0.26 18.9 18.9 4.94 4.9 53.2 52.6 29.6 30.1 7.6 7.6 23 22.5
18.9 4.84 52.0 30.5 7.6 22
Date 13-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 18:23 0.09 18.7 18.7 7.33 7.3 78.5 77.8 4.7 4.5 7.8 7.8 9 8.5
18.7 7.19 77.0 4.3 7.8 8
WM4-CB 18:37 0.21 19.1 19.1 2.04 2.0 22.0 21.8 8.4 8.5 7.4 7.4 13 12.0
19.1 2 21.6 8.5 7.4 11
WM4 18:02 0.26 19.4 19.4 4.51 4.5 49.0 48.6 13.2 13.1 7.3 7.3 16 16.5
19.4 4.42 48.1 13.0 7.3 17
Date 17-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 14:08 0.08 23.9 23.9 7.6 7.5 90.1 89.3 15.6 15.5 7.9 7.9 3 2.5
23.9 7.46 88.4 15.3 7.9 2
WM4-CB 14:26 0.18 24.6 24.6 3.13 3.1 37.7 37.5 23.1 23.0 7.4 7.4 10 9.5
24.6 3.11 37.3 22.8 7.3 9
WM4 13:39 0.22 25.2 25.2 4.83 4.8 58.6 58.1 22.9 22.6 7.1 7.1 16 15.0
25.2 4.73 57.6 22.3 7.1 14
Date 19-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 15:49 0.08 24.8 24.8 6.69 6.6 80.7 80.0 12.5 12.6 8 8.0 5 5.0
24.8 6.57 79.3 12.7 8 5
WM4-CB 16:11 0.21 26.4 145.2 2.07 2.1 25.7 25.8 21.5 21.6 7.1 7.1 6 6.0
264 2.09 25.9 21.6 7.1 6
WM4 15:26 0.22 24.9 24.9 5.09 5.1 61.4 61.9 19.0 19.2 7 7.0 12 11.5
24.9 5.16 62.3 19.3 7 11

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Date 21-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 14:29 0.08 26.2 26.2 6.09 6.1 73.6 73.5 25.4 25.6 8.1 8.1 13 13.0
26.2 6.07 73.3 25.7 8.1 13
WM4-CB 14:54 0.23 24.9 24.9 3.28 3.3 40.7 40.7 34.5 35.1 7.5 7.5 6 5.5
24.9 3.29 40.7 35.6 7.5 5
WM4 13:55 0.26 26.1 26.1 4.9 4.9 60.7 60.5 34.4 34.1 7.1 7.1 13 13.0
26.1 4.87 60.3 33.7 7.1 13
Date 23-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 17:26 0.08 22.1 22.1 5.97 5.9 68.4 68.0 19.9 20.0 8.1 8.1 7 7.5
22.1 5.90 67.6 20.0 8.1 8
WM4-CB 17:47 0.20 23.1 23.1 1.77 1.8 20.8 20.7 20.6 21.0 7.3 7.3 5 5.0
23.1 1.76 20.6 21.3 7.3 5
WM4 16:54 0.22 24.0 24.0 4.25 4.2 50.5 50.0 27.7 27.9 7.5 7.5 8 8.0
24.0 4.16 49.4 28.1 7.5 8
Date 25-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 17:16 0.08 19.3 19.3 6.15 6.1 66.7 66.5 16.7 16.4 8 8.0 4 3.5
19.3 6.1 66.2 16.1 8 3
WM4-CB 17:40 0.20 20.1 20.1 1.87 1.9 20.7 20.8 11.1 10.9 7.5 7.5 6 6.5
20.1 1.89 20.9 10.7 7.5 7
WM4 16:51 0.23 20.2 20.2 4.01 4.0 44.3 44.0 23.5 24.2 7.5 7.5 9 9.5
20.2 3.95 43.7 24.9 7.5 10
Date 27-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 17:59 0.08 21.5 21.5 6.28 6.3 712.0 391.3 12.2 12.3 8.1 8.1 24 22.5
21.5 6.23 70.6 12.4 8.1 21
WM4-CB 18:19 0.20 22.4 22.4 1.89 1.9 21.8 21.8 5.2 5.2 7.2 7.2 9 8.5
22.4 1.88 21.7 5.2 7.2 8
WM4 17:44 0.22 22.6 22.6 3.88 3.8 44.9 44.2 8.3 8.3 7.6 7.6 14 14.0
22.6 3.75 43.4 8.3 7.6 14

Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

AUES

Monthly Environmental Monitoring & Audit Report (No.20) – March 2015

Date 30-Mar-15
Location Time Depth (m) Temp () DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 13:00 0.07 26.1 26.1 6.39 6.4 78.9 78.9 32.6 32.7 8.2 8.2 11 11.5
26.0 6.40 78.9 32.7 8.2 12
WM4-CB 13:25 0.17 26.5 26.5 3.45 3.5 42.9 43.7 24.8 24.7 7.2 7.2 6 6.5
26.5 3.57 44.4 24.5 7.2 7
WM4 12:34 0.22 25.2 25.2 3.59 3.6 43.6 43.7 28.8 28.5 7.1 7.1 10 10.0
25.2 3.60 43.7 28.2 7.1 10