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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017 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)
AM1b – Open Area, Tsung Yuen Ha Village
3-Aug-17 21361 13422.20 13446.34 1448.40 54 54 54.0 27.8 1001.8 1.57 2277 2.6066 2.6802 0.0736 32
9-Aug-17 21369 13446.34 13470.55 1452.60 50 52 51.0 29.6 1006.1 1.48 2154 2.6119 2.7210 0.1091 51
15-Aug-17 21401 13470.55 13494.68 1447.80 55 55 55.0 29.8 1008.4 1.83 2643 2.5711 2.7810 0.2099 79
21-Aug-17 21426 13494.68 13518.80 1447.20 56 56 56.0 31.3 1003.2 1.85 2674 2.5911 2.9654 0.3743 140
26-Aug-17 21453 13518.80 13542.97 1450.20 56 56 56.0 29.2 1006.4 1.86 2692 2.5485 2.7927 0.2442 91
AM2 - Village House near Lin Ma Hang Road
3-Aug-17 21362 8926.40 8950.11 1422.60 30 30 30.0 27.8 1001.8 0.79 1126 2.6115 2.6755 0.0640 57
9-Aug-17 21370 8950.11 8973.88 1426.20 38 38 38.0 29.6 1006.1 1.02 1450 2.5844 2.6738 0.0894 62
15-Aug-17 21399 8973.88 8997.67 1427.40 40 40 40.0 29.8 1008.4 1.28 1833 2.5655 2.6876 0.1221 67
21-Aug-17 21427 8997.67 9021.46 1427.40 42 42 42.0 31.3 1003.2 1.34 1910 2.5933 2.8678 0.2745 144
26-Aug-17 21455 9021.46 9045.26 1428.00 42 42 42.0 29.2 1006.4 1.34 1921 2.7434 2.9651 0.2217 115
AM3 - Ta Kwu Ling Fire Service Station of Ta Kwu Ling Village
3-Aug-17 21363 10052.27 10076.27 1440.00 36 36 36.0 27.8 1001.8 0.89 1286 2.5885 2.6374 0.0489 38
9-Aug-17 21392 10076.27 10100.27 1440.00 34 34 34.0 29.6 1006.1 0.83 1190 2.5646 2.6648 0.1002 84
15-Aug-17 21400 10100.27 10124.27 1440.00 38 38 38.0 29.8 1008.4 1.16 1666 2.5569 2.6730 0.1161 70
21-Aug-17 21424 10124.27 10148.27 1440.00 36 36 36.0 31.3 1003.2 1.09 1572 2.5462 2.7092 0.1630 104
26-Aug-17 AM4b - Ho4-Aug-17 21454 use no. 10B1 21368 10148.27 Nga Yiu H12057.53 10172.27 a Village 12081.53 1440.00 1440.00 36 38 36 38 36.0 38.0 29.2 27.6 1006.4 1003 1.10 1.03 1580 1484 2.5551 2.5969 2.6543 2.6513 0.0992 0.0544 63 37
10-Aug-17 21398 12081.53 12105.52 1439.40 39 39 39.0 29.6 1006.1 1.06 1525 2.5654 2.6232 0.0578 38
16-Aug-17 21421 12105.52 12129.52 1440.00 38 38 38.0 29.3 1008.3 1.21 1736 2.5950 2.6891 0.0941 54
22-Aug-17 21459 12129.52 12153.51 1439.40 38 38 38.0 30.9 999.7 1.20 1724 2.7111 2.8416 0.1305 76
28-Aug-17 AM5a - Pin4-Aug-17 21486 g Yeung Vill21367 12153.51 age House 9903.72 12177.21 9927.72 1422.00 1440.00 44 58 44 60 44.0 59.0 25.2 27.6 1010.2 1003 1.40 1.73 1990 2497 2.6487 2.5995 2.8353 2.6706 0.1866 0.0711 94 28
10-Aug-17 21397 9927.72 9951.71 1439.40 52 55 53.5 29.6 1006.1 1.59 2284 2.5838 2.6590 0.0752 33
16-Aug-17 21420 9951.71 9975.71 1440.00 52 52 52.0 29.3 1008.3 1.59 2290 2.5901 2.7130 0.1229 54
22-Aug-17 21458 9975.71 9999.54 1429.80 52 52 52.0 30.9 999.7 1.58 2259 2.7159 3.0256 0.3097 137
28-Aug-17 AM6 - Wo 4-Aug-17 21488 21366 Keng Shan V 9999.54 8485.45 illage Hou 10023.54 8509.45 se 1440.00 1440.00 52 26 52 26 52.0 26.0 25.2 27.6 1010.2 1003.0 1.60 0.77 2307 1105 2.6463 2.5704 2.6886 2.6443 0.0423 0.0739 18 67
10-Aug-17 21396 8509.45 8533.44 1439.40 27 27 27.0 29.6 1006.1 0.79 1138 2.5547 2.6447 0.0900 79
16-Aug-17 21419 8533.44 8557.44 1440.00 29 29 29.0 29.3 1008.3 0.83 1202 2.6037 2.7029 0.0992 83

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

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)
22-Aug-17 21457 8557.44 8581.43 1439.40 32 32 32.0 30.9 999.7 0.91 1316 2.7325 2.9201 0.1876 143
28-Aug-17 21487 8581.43 8605.43 1440.00 32 32 32.0 25.2 1010.2 0.93 1336 2.6681 2.6940 0.0259 19
AM7b - Loi Tung Village House
4-Aug-17 21365 17532.64 17556.63 1439.40 40 40 40.0 27.6 1003 0.99 1426 2.5688 2.6469 0.0781 55
10-Aug-17 21395 17556.63 17580.63 1440.00 40 40 40.0 29.6 1006.1 0.99 1423 2.5716 2.6970 0.1254 88
16-Aug-17 21422 17580.63 17604.63 1440.00 40 40 40.0 29.3 1008.3 1.12 1614 2.5719 2.7251 0.1532 95
22-Aug-17 21460 17604.63 17628.62 1439.40 32 32 32.0 30.9 999.7 0.88 1272 2.7089 2.7947 0.0858 67
28-Aug-17 21485 17628.62 17652.62 1440.00 40 40 40.0 25.2 1010.2 1.13 1627 2.6412 2.6723 0.0311 19
AM8 - Po Kat Tsai Village No. 4
4-Aug-17 21364 11429.26 11453.26 1440.00 34 34 34.0 27.6 1003 0.92 1320 2.5802 2.6220 0.0418 32
10-Aug-17 21394 11453.26 11477.26 1440.00 36 36 36.0 29.6 1006.1 0.96 1386 2.5630 2.6240 0.0610 44
16-Aug-17 21423 11477.26 11501.25 1439.40 34 34 34.0 29.3 1008.3 1.11 1598 2.5983 2.6673 0.0690 43
22-Aug-17 21461 11501.25 11525.24 1439.40 30 30 30.0 30.9 999.7 1.02 1472 2.7164 2.8057 0.0893 61
28-Aug-17 21484 11525.24 11549.24 1440.00 36 36 36.0 25.2 1010.2 1.16 1668 2.6652 2.8147 0.1495 90
AM9b - Nam Wa Po Village House No. 80
3-Aug-17 21360 18808.52 18832.51 1439.40 34 34 34.0 27.8 1001.8 1.00 1444 2.5718 2.6088 0.0370 26
9-Aug-17 21393 18832.51 18856.51 1440.00 34 34 34.0 29.6 1006.1 1.00 1443 2.5651 2.5840 0.0189 13
15-Aug-17 21418 18856.51 18880.51 1440.00 32 32 32.0 29.8 1008.4 0.89 1281 2.5994 2.6239 0.0245 19
21-Aug-17 21425 18880.51 18904.51 1440.00 34 34 34.0 31.3 1003.2 0.95 1369 2.5939 2.6707 0.0768 56
26-Aug-17 21456 18904.51 18928.51 1440.00 32 32 32.0 29.2 1006.4 0.89 1281 2.7372 2.7868 0.0496 39

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017 Construction Noise Monitoring Results, dB(A)

Date Start Time 1st Leq5mi n 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
4-Aug-17 9:41 56.0 58.6 52.0 55.4 58.6 51.3 54.8 57.3 51.4 53.5 55.7 49.5 52.9 54.8 50.1 56.1 58.5 51.3 55 NA
10-Aug-17 10:12 56.6 58.0 54.1 55.9 58.0 53.3 58.6 64.3 52.9 55.1 56.9 53.2 56.4 57.7 53.8 55.8 56.8 52.1 57 NA
16-Aug-17 10:12 60.8 65.6 55.5 58.0 59.6 59.9 61.7 64.0 58.5 60.3 62.4 57.1 60.0 61.9 57.1 61.7 62.8 58.4 61 NA
22-Aug-17 9:36 56.9 58.8 54.5 56.4 57.9 54.4 56.2 57.8 54.0 56.5 58.2 54.1 56.4 57.9 54.6 56.5 58.1 54.4 56 NA
28-Aug-17 9:31 57.1 59.2 50.1 58.2 60.2 52.1 57.6 59.1 53.6 56.1 58.1 52.0 56.2 59.2 51.6 55.7 57.1 51.7 57 NA
NM2a - Village House near Lin Ma Hang Road
4-Aug-17 9:34 70.9 74.1 63.1 64.7 65.4 59.9 62.5 64.5 59.3 62.1 63.7 58.9 63.9 67.1 58.7 62.8 65.7 58.1 66 69
10-Aug-17 9:37 75.3 70.7 59.2 64.7 67.5 59.5 67.3 70.7 59.5 67.3 69.9 59.3 66.3 59.2 59.2 63.1 65.0 59.3 70 73
16-Aug-17 9:35 75.7 73.1 62.0 71.1 74.6 59.7 74.3 76.5 63.9 67.3 71.2 60.1 64.3 66.3 60.0 70.3 73.5 63.9 72 75
22-Aug-17 10:11 70.6 74.8 63.2 62.4 64.5 59.0 62.5 63.7 58.7 63.5 67.8 58.4 63.7 65.4 57.6 61.7 63.8 56.4 65 68
28-Aug-17 10:12 65.2 68.4 58.1 66.4 68.1 57.4 66.2 68.9 58.1 65.1 67.4 56.2 57.4 69.1 57.9 68.1 69.2 58.1 66 69
NM3 - Ping Yeung Village House
1-Aug-17 9:38 54.1 55.3 52.1 54.5 56.0 52.5 62.1 62.1 52.0 54.8 55.9 52.2 55.9 56.7 52.8 54.8 55.4 51.7 57 NA
7-Aug-17 10:15 63.8 64.0 54.1 58.7 62.6 53.8 56.9 58.5 53.9 58.1 61.2 54.1 59.9 57.3 54.1 56.2 57.7 54.0 60 NA
18-Aug-17 9:58 65.4 68.5 52.5 60.7 64.0 52.0 58.3 62.5 49.5 53.2 56.0 47.0 57.1 59.0 46.5 54.8 58.0 47.5 60 NA
24-Aug-17 9:52 57.7 58.5 56.0 62.2 64.0 56.0 59.7 61.5 56.0 58.2 59.0 57.0 62.6 61.5 56.0 61.2 61.0 55.5 61 NA
30-Aug-17 10:37 60.4 61.4 53.2 60.1 60.4 53.2 59.1 61.1 53.5 57.5 59.2 53.3 58.2 60.9 53.1 59.4 61.5 54.5 59 NA
NM4 - Wo Keng Shan Village House
1-Aug-17 9:50 59.3 60.4 48.2 59.6 57.0 44.7 54.0 56.0 43.2 65.5 63.5 43.7 73.7 80.5 46.0 56.0 55.7 44.9 67 NA
7-Aug-17 9:40 54.6 56.1 50.0 63.2 62.3 49.4 58.1 55.5 48.5 62.8 60.5 49.0 61.5 64.3 49.9 56.8 58.2 50.0 61 NA
18-Aug-17 9:13 62.8 63.0 49.5 52.2 54.0 46.0 55.2 57.5 46.5 65.8 70.5 52.5 58.7 61.0 50.5 56.5 58.5 49.5 61 NA
24-Aug-17 9:13 63.5 64.5 60.0 62.0 63.5 60.0 62.5 64.0 60.0 61.7 63.5 59.5 63.1 65.0 60.0 61.7 63.0 59.5 62 NA
30-Aug-17 11:22 61.8 60.3 52.8 60.0 60.0 51.7 61.5 59.5 52.6 64.7 62.0 53.5 62.4 61.8 52.4 61.8 60.8 51.1 62 NA
NM5– Ping Yeung Village House
1-Aug-17 10:37 52.7 54.9 48.0 49.4 51.8 47.2 52.0 54.1 48.0 51.2 52.3 48.1 51.4 53.0 47.9 50.6 51.3 47.2 51 NA
7-Aug-17 9:49 52.1 55.2 48.6 51.7 54.7 47.6 51.1 54.6 47.8 52.5 55.9 48.4 52.7 55.1 48.9 53.8 56.1 49.5 52 NA
18-Aug-17 10:42 53.5 54.5 49.0 53.2 55.0 49.5 54.9 57.0 49.5 53.2 54.5 49.0 57.2 58.0 50.0 56.9 59.0 49.5 55 NA
24-Aug-17 10:42 59.8 63.5 47.5 59.0 61.0 46.0 63.6 67.0 49.0 57.1 59.0 54.0 62.7 63.0 47.5 60.8 63.5 47.0 61 NA
30-Aug-17 9:36 57.2 59.5 52.5 69.7 64.5 53.0 56.0 57.5 52.0 54.5 56.0 51.5 61.6 59.0 52.0 55.7 57.0 51.5 63 NA
NM6 – Tai Tong Wu Village House 2
1-Aug-17 10:31 58.7 61.4 52.9 58.3 61.3 52.5 57.1 59.7 50.0 58.1 61.4 50.9 57.2 60.3 50.7 58.4 61.8 51.2 58 NA

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date Start Time 1st Leq5mi n 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
7-Aug-17 10:28 58.8 61.9 52.2 57.6 60.2 51.2 58.5 61.8 52.6 58.5 62.4 52.9 59.5 63.7 53.0 58.9 62.5 52.4 59 NA
18-Aug-17 11:17 69.3 57.5 48.0 55.4 57.0 49.5 59.0 58.5 51.0 57.3 56.0 52.0 58.0 60.0 52.0 54.9 54.5 51.0 63 NA
24-Aug-17 11:26 59.0 60.5 46.5 58.1 60.5 44.0 56.1 58.0 45.0 51.3 54.5 45.0 51.1 52.5 46.0 53.0 56.0 45.5 56 NA
30-Aug-17 10:21 62.8 66.0 54.5 70.3 73.5 57.0 57.3 59.5 53.0 57.6 59.5 54.5 58.0 60.0 54.0 58.2 59.5 55.0 64 NA
NM7 – Po Kat Tsai Village
1-Aug-17 11:13 69.0 70.7 54.3 65.6 62.9 54.2 60.0 61.6 54.8 56.8 58.3 54.7 59.9 60.5 54.2 60.8 61.7 55.6 64 NA
7-Aug-17 11:17 65.8 62.8 55.5 60.4 61.4 54.6 56.8 58.6 54.9 58.2 59.5 55.4 58.4 60.9 55.8 59.6 60.5 55.8 61 NA
18-Aug-17 13:01 60.7 63 48.5 67 59 47 63.3 61.5 48.5 61 58.5 47.5 55.7 59 43.5 58.8 61.5 50 63 NA
24-Aug-17 13:00 63.0 66.0 54.5 62.2 65.5 53.5 64.8 67.0 54.5 64.3 66.0 53.5 63.5 66.5 55.0 63.5 67.0 54.0 64 NA
30-Aug-17 13:11 66.6 69.0 60.0 62.2 65.0 58.5 64.2 67.5 57.0 65.7 70.5 53.5 57.3 59.5 53.5 56.7 59.0 53.0 64 NA
NM8 - Village House, Tong Hang
4-Aug-17 13:06 61.2 62.5 52.4 61.4 65.1 53.7 60.8 62.8 52.7 61.2 63 52.9 61.4 63.9 53.9 61.5 64.7 52.6 61 NA
10-Aug-17 11:12 57.8 62.6 49.5 58.9 62.5 50.8 57.4 62.7 50.4 59.8 63.1 50.5 58.5 62.7 50.6 57.9 62 49.2 58 NA
16-Aug-17 10:49 60.8 64.3 50.2 58.4 62.6 49 57.6 62.9 49.6 59.5 63.4 50.9 58.5 63.1 49.4 59.4 64.5 50.5 59 NA
22-Aug-17 11:11 58.3 64.2 50.2 56 62.7 48 59.3 64.5 49.6 58.1 63.6 49.9 57.4 63.9 49.5 59.1 64.5 50.4 58 NA
28-Aug-17 13:01 58.4 61.2 49.2 59.1 62.4 50.1 57.4 59.2 51.2 59.2 62.1 50.6 57.1 59.2 50.1 58.4 60.3 50 58 NA
NM9 - Village House, Kiu Tau Village
4-Aug-17 10:09 62.2 65.4 58.7 61.8 64.3 58.8 63.1 66.5 59.3 62.3 64.3 58.9 61.7 64.9 58.4 63.1 65.4 58.2 62 NA
10-Aug-17 10:29 61.8 64.6 58.2 60.7 63.9 58.6 61.2 64.4 58.9 62.4 65.9 58.4 60.9 64.8 57.8 60.8 64.8 57.5 61 NA
16-Aug-17 10:07 60.3 64.3 57.5 59.4 63.7 57.3 61.6 64.5 57.0 60.1 63.7 57.4 59.4 63.1 56.8 60.7 63.6 56.0 60 NA
22-Aug-17 10:29 60.2 64.2 57.2 60.5 63.4 57.3 59.0 62.8 56.6 60.2 63.4 57.9 61.6 64.3 57.4 60.2 63.2 56.9 60 NA
28-Aug-17 13:40 61.2 64.9 56.1 62.9 65.2 58.4 60.2 63.4 57.1 61.1 63.4 55.2 62.6 65.2 55.9 63.1 65.2 57.1 62 NA
NM10 - Nam Wa Po Village House No. 80
4-Aug-17 9:12 60.9 63.7 59.4 61.3 64.9 60.1 60.8 63.2 59.5 62.6 64.9 60.1 62.7 65.2 60.1 63.7 65.3 60.2 62 65
10-Aug-17 9:42 61.6 62.1 59.2 61.8 62.7 59.6 62.1 63.2 60.9 62.5 64.6 60.1 62.6 64.8 60.5 61.9 63.9 59.7 62 65
16-Aug-17 9:23 62.6 62.6 59.5 63.9 63.6 60.6 62.5 62.9 59.9 61.7 62.0 59.1 62.5 63.7 60.5 61.7 62.0 59.7 63 66
22-Aug-17 9:42 63.8 63.0 60.2 62.7 62.5 59.7 63.8 63.7 60.5 62.5 62.5 59.2 61.9 61.7 59.0 62.2 62.7 60.7 63 66
28-Aug-17 14:16 64.1 65.2 58.2 63.9 66.2 57.1 62.1 64.1 59.2 61.2 64.0 57.1 60.9 62.1 58.9 64.2 67.2 61.2 63 66

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017 Water Quality Monitoring Data for Contract 6 and SS C505

Date 2-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:00 0.35 28.4 28.4 7.84 7.9 101.0 101.1 52.5 51.2 7.6 7.6 62 61.0
28.4 7.87 101.2 49.8 7.6 60
WM1 10:10 0.28 27.8 27.8 7.41 7.4 94.3 94.5 93.7 95.7 7.3 7.3 89 87.5
27.8 7.44 94.7 97.7 7.3 86
Date 3-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:00 0.35 98.1 96.7 69 69.0
95.2 69
WM1 10:10 0.28 95.0 95.4 59 59.0
95.7 59
Date 4-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:47 0.34 27 27.0 8.13 8.1 102.0 101.5 13.5 13.7 7.2 7.2 9 9.0
27 8.05 101.0 13.8 7.2 9
WM1 10:00 0.26 27.2 27.2 7.41 7.4 93.2 93.5 28.1 27.6 7.2 7.2 29 28.5
27.2 7.44 93.7 27.0 7.2 28
Date 8-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:35 0.34 27.7 27.7 8.06 8.1 102.4 102.5 14.4 14.4 7.7 7.7 5 5.0
27.7 8.07 102.6 14.3 7.7 5
WM1 9:47 0.20 27.6 27.6 7.52 7.5 96.1 96.3 13.3 13.1 7.7 7.7 6 6.0
27.6 7.54 96.4 12.9 7.7 6
Date 10-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:50 0.34 27.6 27.6 7.91 7.9 100.2 99.8 15.1 15.1 9.2 9.2 6 5.5
27.6 7.83 99.3 15.0 9.2 5
WM1 10:00 0.20 28.1 28.1 7.41 7.4 94.7 95.0 17.2 17.3 7.6 7.6 14 14.5
28.1 7.44 95.3 17.3 7.6 15

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 12-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:09 0.31 29.4 29.5 8.73 8.8 114.4 115.3 13.9 14.1 9 9.0 3 3.0
29.5 8.8 116.1 14.2 9 3
WM1 10:21 0.21 28.8 28.8 7.34 7.4 95.5 96.1 39.8 40.0 8.6 8.6 46 43.0
28.8 7.41 96.7 40.1 8.6 40
Date 14-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:40 0.34 28.3 28.3 7.49 7.5 95.8 96.0 15.6 15.8 8.6 8.6 3 3.5
28.3 7.51 96.1 16.0 8.6 4
WM1 9:50 0.23 27.9 27.9 7.21 7.2 92.0 92.3 26.5 25.0 8.2 8.2 16 15.5
27.9 7.23 92.5 23.4 8.2 15
Date 16-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:50 0.34 28.7 28.7 8.06 8.1 104.3 104.3 12.0 12.2 9.3 9.3 4 5.0
28.7 8.07 104.2 12.3 9.3 6
WM1 10:00 0.26 28 28.0 7.47 7.5 95.4 95.9 20.1 20.1 8 8.0 16 15.0
28 7.52 96.4 20.1 8 14
Date 18-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:25 0.34 33.3 33.3 4.42 4.4 61.7 62.0 14.7 14.9 9.1 9.1 8 8.0
33.3 4.46 62.3 15.0 9.1 8
WM1 9:35 0.24 32.4 32.4 4.74 4.8 65.3 65.7 16.9 16.5 8.4 8.4 11 11.5
32.4 4.8 66.1 16.1 8.4 12
Date 22-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:05 0.34 32.8 32.8 5.74 5.8 79.4 79.7 14.4 13.1 7.7 7.7 14 14.0
32.8 5.78 79.9 11.7 7.7 14
WM1 9:52 0.20 32.3 32.3 6.19 6.2 85.4 85.5 20.1 21.3 7.9 7.9 39 41.0
32.3 6.2 85.5 22.4 7.9 43

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 24-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:30 0.34 31.9 31.9 5.67 5.7 77.0 77.3 21.2 20.6 7.8 7.8 16 15.5
31.9 5.73 77.6 19.9 7.8 15
WM1 9:40 0.26 27.3 27.3 6.35 6.3 81.4 81.0 48.2 48.8 7.8 7.8 50 50.0
27.3 6.25 80.5 49.3 7.8 50
Date 26-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 11:19 0.31 29.7 29.7 7.01 7.0 92.1 92.3 18.5 18.8 8.1 8.1 3 2.5
29.7 7.04 92.5 19.0 8.1 2
WM1 11:01 0.19 29.4 29.4 6.38 6.4 83.5 84.3 22.5 23.3 8.1 8.1 17 16.0
29.4 6.42 85.1 24.1 8.1 15
Date 28-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:30 0.36 27.1 27.1 7.64 7.6 95.9 95.7 734.0 725.5 8.9 8.9 618 613.5
27.1 7.6 95.5 717.0 8.9 609
WM1 10:40 0.35 25.9 25.9 7.25 7.2 89.2 89.2 742.0 746.5 8.4 8.4 500 506.0
25.9 7.24 89.2 751.0 8.4 512
Date 30-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:40 0.34 27.4 27.4 7.96 7.8 100.0 98.6 11.3 11.4 8.1 8.1 10 10.0
27.4 7.66 97.1 11.5 8.1 10
WM1 9:50 0.26 26.9 26.9 7.43 7.3 93.0 92.1 16.2 16.4 7.8 7.8 20 20.0
26.9 7.2 91.2 16.6 7.8 20

Remarks: # Additional water quality monitoring for the parameters with Action/Limit Level exceedance triggered only.

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017 Water Quality Monitoring Data for Contract 2 and 3

Date 2-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:35 0.18 27.3 27.3 7.45 7.5 93.9 94.1 5.1 5.4 7.9 7.9 2 2.0
27.3 7.46 94.3 5.7 7.9 2
WM4-CB 11:45 0.31 27.8 27.8 5.89 5.9 74.9 74.6 18.2 18.6 7.6 7.6 20 19.0
27.8 5.85 74.2 18.9 7.6 18
WM4 11:20 0.15 28 28.0 6.48 6.5 82.7 82.9 31.0 30.8 7.8 7.8 22 22.0
28 6.5 83.0 30.5 7.8 22
Date 4-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:30 0.18 27.4 27.4 7.05 7.1 88.9 89.4 5.3 5.0 7.8 7.8 4 5.0
27.4 7.1 89.8 4.8 7.8 6
WM4-CB 11:40 0.31 27.6 27.6 5.08 5.1 64.6 64.4 14.3 15.3 7.6 7.6 17 17.0
27.6 5.06 64.1 16.2 7.6 17
WM4 11:20 0.15 28.9 28.9 6.78 6.8 88.3 88.4 34.6 34.8 7.6 7.6 26 26.5
28.9 6.8 88.5 35.0 7.6 27
Date 8-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:12 0.17 30.5 30.5 7.2 7.2 96.2 96.6 5.5 5.8 7.4 7.4 4 4.0
30.5 7.24 97.0 6.2 7.4 4
WM4-CB 11:20 0.30 31 31.0 6.1 6.1 81.9 82.4 18.6 18.2 7.6 7.6 18 17.0
31 6.15 82.8 17.8 7.6 16
WM4 11:05 0.15 30 30.0 6.67 6.7 88.2 88.7 21.5 21.5 7.6 7.6 18 17.0
30 6.72 89.1 21.5 7.6 16
Date 10-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:30 0.17 28.9 28.9 7.23 7.2 94.0 94.3 10.3 9.8 8.8 8.8 9 8.0
28.9 7.26 94.6 9.4 8.8 7
WM4-CB 11:38 0.31 29.8 29.8 5.41 5.4 71.2 71.6 26.2 26.6 8.5 8.5 20 19.5
29.8 5.46 72.0 26.9 8.5 19
WM4 11:20 0.15 29.1 29.1 6.38 6.4 83.0 83.3 466.0 471.5 9 9.0 286 289.5
29.1 6.42 83.6 477.0 9 293

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 11-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:30 0.18 7.5 6.9 6 6.0
6.3 6
WM4-CB 11:40 0.31 17.0 16.5 24 24.0
16.0 24
WM4 11:20 0.15 363.0 367.5 136 136.0
372.0 136
Date 12-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:00 0.18 30.9 30.9 7.17 7.2 96.6 96.9 6.7 6.8 8.7 8.7 2 2.5
30.8 7.2 97.1 6.8 8.7 3
WM4-CB 12:20 0.34 30.8 30.8 6.04 6.1 81.3 82.7 14.0 14.1 8.6 8.6 12 11.0
30.8 6.11 84.0 14.1 8.6 10
WM4 11:48 0.23 30.4 30.4 6.37 6.4 84.7 85.3 102.0 104.5 8.6 8.6 76 76.5
30.4 6.41 85.8 107.0 8.6 77
Date 14-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 1:10 0.16 31.5 31.5 6.89 6.9 93.4 93.7 5.1 4.9 8.3 8.3 5 6.0
31.5 6.92 94.0 4.8 8.3 7
WM4-CB 11:20 0.30 31.5 31.5 5.82 5.8 79.0 79.5 15.9 15.6 8 8.0 11 11.0
31.5 5.86 79.9 15.3 8 11
WM4 11:00 0.15 30.5 30.5 6.38 6.4 85.1 85.4 21.2 22.4 8.4 8.4 19 18.0
30.5 6.4 85.6 23.6 8.4 17
Date 15-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 9:40 0.17 4.8 4.6 3 3.0
4.5 3
WM4-CB 9:50 0.30 8.1 8.3 13 13.0
8.6 13
WM4 9:30 0.15 14.2 15.0 18 18.0
15.9 18

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 16-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:30 0.16 29.3 29.3 6.99 7.0 91.3 91.7 4.8 5.5 8.4 8.4 5 6.0
29.3 7.02 92.0 6.1 8.4 7
WM4-CB 11:40 0.31 29.9 29.9 5.9 5.9 77.6 77.9 30.2 29.7 8 8.0 75 72.0
29.9 5.92 78.2 29.1 8 69
WM4 11:20 0.15 29.6 29.6 6.62 6.6 86.8 87.2 137.0 139.5 8.6 8.6 100 99.5
29.6 6.66 87.6 142.0 8.6 99
Date 17-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 10:45 0.16 3.7 3.8 7 7.0
4.0 7
WM4-CB 10:55 0.30 23.8 24.8 67 67.0
25.8 67
WM4 10:35 0.15 22.3 22.3 24 24.0
22.3 24
Date 18-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:30 0.17 35.3 35.3 4.79 4.8 69.3 69.5 9.6 9.3 8.5 8.5 7 6.0
35.3 4.82 69.7 9.1 8.5 5
WM4-CB 11:45 0.30 32 32.0 5.16 5.2 71.6 71.9 17.6 17.5 8.1 8.1 16 15.0
32 5.19 72.1 17.3 8.1 14
WM4 11:20 0.15 36.2 36.2 4.06 4.2 59.4 59.8 28.9 29.2 8.5 8.5 26 26.0
36.2 4.32 60.2 29.4 8.5 26
Date 22-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:40 0.15 32.5 32.5 6.97 7.0 95.7 95.9 4.8 4.6 8.2 8.2 5 4.0
32.5 6.99 96.1 4.5 8.2 3
WM4-CB 11:50 0.30 33 33.0 6.35 6.4 86.4 86.6 15.2 15.9 7.9 7.9 18 17.0
33 6.38 86.8 16.5 7.9 16
WM4 11:30 0.15 31.4 31.4 6.54 6.6 88.5 88.7 22.4 22.1 8.2 8.2 19 20.0
31.4 6.56 88.9 21.8 8.2 21

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 24-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:45 0.18 32 32.0 6.09 6.1 83.2 83.2 21.7 22.1 8.1 8.1 6 5.0
32 6.08 83.1 22.4 8.1 4
WM4-CB 12:00 0.31 32.3 32.3 4.83 4.8 66.3 66.5 31.1 30.7 7.9 7.9 16 16.0
32.3 4.85 66.6 30.3 7.9 16
WM4 11:35 0.15 31 31.0 5.95 5.9 81.1 80.3 80.8 79.6 8 8.0 39 38.5
31 5.81 79.5 78.3 8 38
Date 25-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:10 0.18 5.1 5.2 2 2.0
5.4 2
WM4-CB 11:20 0.30 15.3 14.8 13 13.0
14.2 13
WM4 11:00 0.15 17.2 17.0 12 12.0
16.8 12
Date 26-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 9:07 0.19 31.3 31.3 6.1 6.1 82.4 82.9 6.9 6.9 8.4 8.4 <2 <2
31.3 6.12 83.4 6.9 8.4 <2
WM4-CB 9:27 0.31 30.4 30.4 4.38 4.4 58.2 59.1 12.0 12.2 8.1 8.1 12 11.0
30.4 4.41 59.9 12.3 8.1 10
WM4 8:51 0.21 32 32.0 5.87 5.9 80.2 81.2 15.4 15.7 8.8 8.8 13 12.5
32 5.91 82.1 16.0 8.8 12
Date 28-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:10 0.20 24.9 24.9 7.98 8.0 96.6 96.6 49.1 49.8 8.3 8.3 20 21.5
24.9 7.97 96.5 50.4 8.3 23
WM4-CB 12:40 0.33 25.1 25.1 7.64 7.6 92.7 92.7 50.3 49.7 8.2 8.2 42 42.5
25.1 7.63 92.6 49.0 8.2 43
WM4 12:00 0.20 25 25.0 7.87 7.9 95.2 95.2 57.8 57.0 8.3 8.3 43 43.5
25 7.85 95.1 56.2 8.3 44

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 30-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:35 0.18 30.4 30.4 6.62 6.6 88.2 88.6 4.6 4.6 4.55 4.6 7 6.0
30.4 6.67 88.9 4.7 4.72 5
WM4-CB 12:45 0.31 31.8 31.8 5.33 5.3 72.5 72.7 6.5 6.6 6.46 6.6 10 9.5
31.8 5.35 72.8 6.8 6.78 9
WM4 12:30 0.15 32 32.0 6.44 6.5 87.7 87.8 21.3 20.7 21.3 20.7 19 18.5
32 6.46 87.9 20.1 20.1 18

Remarks: # Additional water quality monitoring for the parameters with Action/Limit Level exceedance triggered only.

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017 Water Quality Monitoring Data for Contract 6

Date 2-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:35 0.30 27.3 27.3 6.89 6.9 86.9 87.4 706.0 706.5 7.40 7.4 427 417.0
27.3 6.95 87.9 707.0 7.40 407
WM2A 10:20 0.21 27.3 27.3 6.54 6.6 82.4 82.9 907.0 905.5 7.40 7.4 607 621.5
27.3 6.59 83.3 904.0 7.40 636
Date 3-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:00 0.28 25.3 25.2 9 9.0
25.1 9
WM2A 10:20 0.21 118.0 118.5 82 82.0
119.0 82
Date 4-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:40 0.28 26 26.0 7.3 7.3 89.9 90.7 5.5 5.6 7.20 7.2 5 5.0
26 7.39 91.4 5.7 7.20 5
WM2A 10:25 0.20 27.4 27.4 6.6 6.6 83.4 83.9 14.7 14.8 7.10 7.1 13 13.0
27.4 6.67 84.3 14.8 7.10 13
Date 5-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:15 0.34 6.5 6.6 <2 <2
6.6 <2
WM2A 10:00 0.20 14.9 15.0 9 9.0
15.1 9
Date 8-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:15 0.28 26.4 26.4 7.35 7.4 91.2 91.5 5.1 5.1 7.20 7.2 <2 <2
26.4 7.38 91.8 5.1 7.20 <2
WM2A 10:05 0.20 28.1 28.1 6.7 6.7 86.1 86.6 12.6 12.8 7.40 7.4 7 7.0
28.1 6.74 87.0 12.9 7.40 7

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 10-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:35 0.25 26.3 26.3 7.26 7.3 90.1 90.6 5.8 5.7 8.10 8.1 <2 <2
26.3 7.31 91.0 5.7 8.10 <2
WM2A 10:20 0.20 28.2 28.2 6.47 6.5 82.9 83.2 12.1 11.5 7.80 7.8 6 6.5
28.2 6.49 83.4 10.9 7.80 7
Date 12-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:49 0.31 26.5 26.5 7.19 7.2 89.7 90.1 12.0 12.4 8.50 8.5 <2 <2
26.5 7.21 90.4 12.7 8.50 <2
WM2A 10:37 0.17 28.1 28.1 6.56 6.6 83.9 84.4 15.7 15.9 8.50 8.5 <2 <2
28.1 6.71 84.9 16.0 8.50 <2
Date 14-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:10 0.20 26.9 26.9 7.08 7.1 88.3 88.6 6.7 6.7 8.10 8.1 4 3.5
26.9 7.11 88.9 6.7 8.10 3
WM2A 10:00 0.20 28.1 28.1 6.52 6.5 83.0 83.4 8.1 8.6 8.00 8.0 7 7.0
28.1 6.55 83.7 9.0 8.00 7
Date 16-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:35 0.28 26.8 26.8 7.26 7.3 90.7 91.0 5.2 5.3 7.90 7.9 3 3.0
26.8 7.28 91.3 5.3 7.90 3
WM2A 10:20 0.20 28.4 28.4 6.68 6.7 85.5 90.8 9.0 8.9 7.90 7.9 6 6.0
28.4 6.71 96.1 8.9 7.90 6
Date 18-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:10 0.28 33.2 33.2 4.8 4.8 64.8 64.6 12.6 12.5 8.00 8.0 11 11.5
33.2 4.74 64.3 12.4 8.00 12
WM2A 9:45 0.20 31.9 31.9 4.47 4.5 61.1 61.2 8.0 8.0 8.00 8.0 6 7.0
31.9 4.48 61.2 8.1 8.00 8

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 22-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:35 0.25 31.7 31.7 5.67 5.7 75.4 75.3 7.4 7.5 7.40 7.4 8 8.5
31.7 5.64 75.1 7.5 7.40 9
WM2A 10:23 0.20 30.1 30.1 5.76 5.8 77.4 77.6 8.3 8.1 7.40 7.4 11 11.0
30.1 5.79 77.8 7.9 7.40 11
Date 24-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:30 0.28 31 31.0 5.36 5.4 72.1 72.3 11.3 11.3 7.80 7.8 3 3.0
31 5.39 72.4 11.3 7.80 3
WM2A 10:05 0.20 28.7 28.7 5.83 5.8 76.7 76.6 77.0 75.5 7.80 7.8 49 51.5
28.7 5.8 76.5 74.0 7.80 54
Date 25-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:00 0.28 4.0 4.0 3 3.0
4.1 3
WM2A 9:50 0.20 24.8 24.5 12 12.0
24.2 12
Date 26-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:21 0.24 32.3 32.3 4.93 4.9 67.8 68.3 9.4 9.4 8.30 8.3 <2 <2
32.3 4.95 68.8 9.5 8.30 <2
WM2A 10:40 0.15 31.5 31.5 5.19 5.2 70.5 70.1 11.2 11.6 8.20 8.2 <2 <2
31.5 5.18 69.7 12.0 8.20 <2
Date 28-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:10 0.30 25.4 25.4 7.98 8.0 97.2 97.2 134.0 134.5 8.10 8.1 22 22.0
25.4 7.97 97.2 135.0 8.10 22
WM2A 10:55 0.25 25.4 25.4 7.57 7.6 92.4 92.4 222.0 216.5 8.10 8.1 268 259.5
25.4 7.57 92.4 211.0 8.10 251

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 29-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:35 0.28 19.3 19.2 30 30.0
19.0 30
WM2A 11:25 0.20 86.7 86.9 77 77.0
87.1 77
Date 30-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:45 0.28 31.4 31.4 5.87 5.9 79.2 79.3 6.4 6.2 7.90 7.9 7 7.0
31.4 5.88 79.3 5.9 7.90 7
WM2A 10:05 0.20 27.3 27.3 7.17 7.2 90.9 91.0 44.9 45.4 7.80 7.8 45 43.5
27.3 7.18 91.0 45.8 7.80 42
Date 31-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:20 0.28 5.0 4.7 7 7.0
4.4 7
WM2A 11:05 0.20 10.0 10.0 11 11.0
9.9 11

Remarks: # Additional water quality monitoring for the parameters with Action/Limit Level exceedance triggered only.

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017 Water Quality Monitoring Data for Contract 2 and 6

Date 2-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:55 0.16 27.8 27.8 6.63 6.6 84.3 84.6 76.2 72.8 9.5 9.5 91 97.5
27.8 6.65 84.8 69.3 9.5 104
WM3 11:05 0.16 27.4 27.4 6.11 6.1 77.2 77.6 113.0 114.0 8.6 8.6 106 109.5
27.4 6.16 78.0 115.0 8.6 113
Date 3-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:25 0.15 12.4 12.1 45 45.0
11.8 45
WM3 11:40 0.15 13.3 12.9 6 6.0
12.5 6
Date 4-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:55 0.15 28.9 28.9 6.73 6.8 87.3 87.7 4.2 4.1 9.7 9.7 8 8.5
28.9 6.77 88.1 4.1 9.7 9
WM3 11:05 0.15 28.9 28.9 6.72 6.7 87.2 87.2 12.9 13.1 8.6 8.6 12 12.0
28.9 6.71 87.1 13.2 8.6 12
Date 8-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:34 0.15 29.5 29.5 6.76 6.8 88.6 89.0 13.8 13.7 9.6 9.6 24 24.5
29.5 6.8 89.4 13.5 9.6 25
WM3 10:42 0.15 29.2 29.2 6.49 6.5 84.3 84.7 7.5 7.3 7.4 7.4 <2 <2
29.2 6.52 85.0 7.0 7.4 <2
Date 10-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:48 0.15 29.6 29.6 6.78 6.8 88.9 89.3 25.9 25.4 11.3 11.3 48 50.0
29.6 6.81 89.6 24.8 11.3 52
WM3 10:55 0.15 29.3 29.3 6.51 6.5 84.8 85.3 12.0 11.4 10.3 10.3 12 13.0
29.3 6.58 85.7 10.8 10.3 14

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 12-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:07 0.31 30.5 30.6 6.62 6.7 88.3 89.2 14.5 14.7 11.1 11.1 15 14.5
30.6 6.7 90.1 14.8 11.1 14
WM3 11:19 0.17 30.4 30.4 6.32 6.4 84.5 84.8 6.8 6.9 9.8 9.8 <2 <2
30.4 6.4 85.1 6.9 9.8 <2
Date 14-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:25 0.15 29.6 29.6 6.64 6.7 87.2 87.5 25.9 26.2 11.1 11.1 41 40.5
29.6 6.68 87.8 26.5 11.1 40
WM3 10:35 0.15 29.5 29.5 6.62 6.6 86.9 87.0 12.3 12.3 9.9 9.9 9 8.0
29.5 6.62 87.0 12.3 9.9 7
Date 16-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:50 0.15 29.8 29.8 6.84 6.9 90.1 90.4 12.7 12.6 11.1 11.1 25 24.0
29.8 6.86 90.6 12.4 11.1 23
WM3 11:00 0.15 29.4 29.4 7.07 7.1 92.4 92.8 7.7 7.2 10 10.0 3 3.0
29.4 7.1 93.2 6.6 10 3
Date 18-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:30 0.15 33 33.0 5.03 5.0 70.1 70.2 5.8 6.1 10.7 10.7 11 10.5
33 5.04 70.2 6.5 10.7 10
WM3 10:43 0.15 34 34.0 4.62 4.6 65.4 65.6 9.9 10.0 10.4 10.4 9 8.0
34 4.65 65.8 10.0 10.4 7
Date 22-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:00 0.15 31.3 31.3 6.57 6.6 88.8 89.4 24.4 23.6 11.2 11.2 41 40.5
31.3 6.67 90.0 22.7 11.2 40
WM3 11:10 0.15 30.8 30.8 6.66 6.6 89.3 89.2 7.0 6.5 10.6 10.6 20 19.5
30.8 6.63 89.1 6.0 10.6 19

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

AUES

Monthly Environmental Monitoring & Audit Report (No.49) – August 2017

Date 24-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:50 0.15 32.4 32.4 5.76 5.8 79.4 79.6 22.5 21.0 10.8 10.8 49 47.0
32.4 5.78 79.8 19.4 10.8 45
WM3 11:05 0.15 28.9 28.9 5.97 5.9 77.9 77.7 81.3 81.3 9.8 9.8 99 95.0
28.9 5.9 77.4 81.3 9.8 91
Date 25-Aug-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:15 0.15 7.0 7.7 14 14.0
8.5 14
WM3 10:25 0.15 10.3 10.4 10 10.0
10.5 10
Date 26-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:09 0.21 32.4 32.4 5.92 6.0 81.9 82.4 10.2 10.3 10.4 10.4 35 33.5
32.4 5.98 82.9 10.3 10.4 32
WM3 9:56 0.17 29.5 29.5 6.62 6.7 87.0 87.8 10.7 10.6 9.5 9.5 <2 <2
29.4 6.69 88.5 10.5 9.5 <2
Date 28-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:25 0.20 25.5 25.5 7.4 7.4 90.4 90.5 176.0 175.5 8.2 8.2 116 117.0
25.5 7.41 90.5 175.0 8.2 118
WM3 11:35 0.23 25.2 25.2 7.42 7.4 90.2 90.3 94.0 91.8 8.6 8.6 40 38.0
25.2 7.44 90.3 89.6 8.6 36
Date 30-Aug-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:20 0.15 30.4 30.4 6.84 6.8 90.7 90.7 14.4 14.1 10.9 10.9 18 19.0
30.4 6.82 90.7 13.8 10.9 20
WM3 11:40 0.15 31.3 31.3 7.31 7.3 98.2 98.4 16.0 15.6 9.2 9.2 19 19.5
31.3 7.33 98.6 15.1 9.2 20

Remarks: # Additional water quality monitoring for the parameters with Action/Limit Level exceedance triggered only.

Action Level Limit Level