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

AUES

Monthly Environmental Monitoring & Audit Report (No.1) – August 2013

24-hour TSP Monitoring Data for AM1
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)
16-Aug-13 25994 7315.45 7339.05 1416.00 30 31 30.5 28.4 1005.5 0.88 1253 3.6497 3.6771 0.0274 22
21-Aug-13 25966 7339.05 7363.17 1447.20 32 33 32.5 28.5 1005.3 0.95 1375 3.6536 3.6901 0.0365 27
27-Aug-13 25968 7363.17 7387.41 1454.40 42 43 42.5 28.4 1006.1 1.52 2209 3.6500 3.7053 0.0553 25
24-hour TSP Monitoring Data for AM2
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)
16-Aug-13 25993 2777.14 2800.25 1386.60 32 34 33.0 28.4 1005.5 0.96 1332 3.6429 3.6835 0.0406 30
21-Aug-13 25965 2800.25 2823.98 1423.80 34 36 35.0 28.5 1005.3 1.01 1436 3.6453 3.7703 0.1250 87
27-Aug-13 25896 2823.98 2848.24 1455.60 33 34 33.5 28.4 1006.1 0.94 1369 3.6154 3.6911 0.0757 55
24-hour TSP Monitoring Data for AM3
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)
16-Aug-13 25992 3799.34 3823.14 1428.00 30 32 31.0 28.4 1005.5 0.90 1284 3.6421 3.6824 0.0403 31
21-Aug-13 25952 3823.14 3848.13 1499.40 38 39 38.5 28.5 1005.3 1.13 1692 3.7261 3.7709 0.0448 26
27-Aug-13 25897 3848.13 3871.99 1431.60 40 41 40.5 28.4 1006.1 1.21 1730 3.6097 3.6762 0.0665 38

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

AUES

Monthly Environmental Monitoring & Audit Report (No.1) – August 2013

Noise Measurement Results (dB) of NM1
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
16-Aug-13 14:04 47.8 52.0 38.6 46.8 50.7 38.4 46.0 50.0 38.3 46.2 49.2 42.0 47.7 51.2 38.3 42.6 47.2 38.7 46
22-Aug-13 14:15 50.1 50.5 47.3 49.9 51.9 47.4 52.0 54.3 48.0 51.4 54.4 47.1 53.7 56.0 48.8 50.8 52.3 48.5 52
28-Aug-13 14:40 53.1 55.4 48.4 57.1 61.7 49.4 61.2 61.5 60.8 61.4 61.7 61.1 61.7 61.8 54.4 57.3 57.7 50.0 60
Noise Measurement Results (dB) of NM2
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
16-Aug-13 13:56 67.8 71.4 58.3 67.5 71.1 59.1 64.5 68.7 58.0 69.1 72.2 57.9 68.5 74.2 55.3 55.1 56.7 53.5 67
22-Aug-13 13:37 63.4 64.0 43.8 62.5 64.6 43.1 58.8 58.9 42.7 54.8 55.4 42.3 53.5 57.4 42.3 47.9 49.6 44.5 59
28-Aug-13 14:50 63.9 65.4 57.7 63.5 62.5 57.3 58.4 59.1 57.2 61.5 62.4 57.7 64.2 67.9 57.6 61.5 64.5 57.3 63

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AGREEMENT NO. CE 45/2008 (CE) LIANTANG/HEUNG YUEN WAI BOUNDARY CONTROL POINT AND ASSOCIATED WORK

AUES

Summary of Water Quality Monitoring Results

Location DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C n/a n/a n/a n/a n/a
WM1 Action 4.23 Action n/a Action 51.3 Action n/a Action 54.5
Limit 4.19 Limit n/a Limit 67.6 Limit n/a Limit 64.9
Date 16-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 14:31 0.45 24.9 25.0 4.46 4.4 53.4 52.8 98.3 98.1 8.70 8.7 117 114.5
25 4.32 52.1 97.8 8.69 112
WM1 14:45 0.30 25.4 25.5 4.32 4.3 52.8 52.3 96.0 95.9 8.42 8.4 112 114.0
25.5 4.24 51.7 95.7 8.41 116
Date 20-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 11:55 0.27 28.1 28.2 4.74 4.7 60.5 60.1 18.7 19.5 8.18 8.2 19 19.5
28.3 4.67 59.7 20.2 8.19 20
WM1 10:55 0.20 27.3 27.3 5.38 5.3 67.8 67.0 24.6 23.4 8.38 8.4 28 29.5
27.3 5.25 66.2 22.2 8.40 31
Date 22-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 15:27 0.35 29.3 29.3 6.33 6.3 79.1 78.9 27.7 26.6 8.61 8.6 26 25.5
29.2 6.17 78.6 25.5 8.60 25
WM1 15:43 0.28 26.1 26.1 5.12 5.1 62.5 61.7 20.1 19.8 8.34 8.4 19 20.0
26.1 5.09 60.9 19.5 8.48 21
Date 24-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 13:31 0.38 28.8 28.8 5.71 5.7 73.5 73.6 39.0 38.4 8.75 8.8 42 40.5
28.8 5.73 73.7 37.8 8.76 39
WM1 13:42 0.59 29.2 29.3 5.41 5.4 69.6 69.4 46.9 44.7 8.91 8.9 48 50.0
29.3 5.34 69.2 42.5 8.87 52
Date 26-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 11:45 0.32 28.3 28.3 6.84 6.8 87.0 86.9 51.6 52.1 8.73 8.7 36 39.0
28.2 6.83 86.8 52.6 8.74 42
WM1 11:25 0.25 27.3 27.3 6.75 6.7 84.4 84.2 47.1 45.4 8.61 8.6 27 29.0
27.2 6.71 84.0 43.6 8.60 31
Date 28-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 14:35 0.22 34.2 34.2 5.21 5.2 74.1 74.3 25.0 24.8 8.22 8.2 24 26.0
34.2 5.24 74.4 24.5 8.21 28
WM1 14:24 0.35 34.5 34.5 5.15 5.1 74.6 75.1 14.8 15.1 8.46 8.5 19 19.0
34.5 5.14 75.5 15.3 8.47 19
Date 30-Aug-13
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 14:42 0.57 24.4 24.4 5.12 5.1 60.5 60.0 65.4 63.7 8.29 8.3 32 31.0
24.3 4.99 59.5 62.0 8.28 30
WM1 14:30 0.69 24.3 24.3 4.36 4.3 55.1 55.7 65.7 66.2 8.27 8.3 46 45.5
24.2 4.17 56.2 66.6 8.28 45