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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 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
1-Sep-17 21492 13542.97 13567.16 1451.40 50 52 51.0 27.9 1005.6 1.70 2474 2.6606 2.8841 0.2235 90
7-Sep-17 21522 13567.16 13591.48 1459.20 50 50 50.0 28.5 1008.2 1.67 2442 2.6923 2.8082 0.1159 47
13-Sep-17 21539 13594.13 13618.27 1448.40 52 52 52.0 30 1009.5 1.73 2510 2.6565 2.8262 0.1697 68
19-Sep-17 21567 13618.27 13642.40 1447.80 50 50 50.0 29.1 1010.2 1.67 2423 2.8140 3.0629 0.2489 103
25-Sep-17 21622 13642.40 13666.54 1448.40 50 50 50.0 29.4 1010.1 1.67 2423 2.8287 2.8949 0.0662 27
29-Sep-17 21648 13666.54 13690.73 1451.40 50 50 50.0 30.2 1012.2 1.67 2427 2.8377 3.0217 0.1840 76
AM2 - Village House near Lin Ma Hang Road
1-Sep-17 21491 9045.26 9069.05 1427.40 40 42 41.0 27.9 1005.6 1.32 1879 2.6880 2.8800 0.1920 102
7-Sep-17 51523 9069.05 9092.81 1425.60 34 34 34.0 28.5 1008.2 1.10 1572 2.6975 2.7704 0.0729 46
13-Sep-17 21538 9092.81 9116.54 1423.80 36 36 36.0 30 1009.5 1.16 1655 2.6458 2.8217 0.1759 106
19-Sep-17 21569 9116.54 9140.34 1428.00 46 46 46.0 29.1 1010.2 1.47 2099 2.8159 3.0503 0.2344 112
25-Sep-17 21624 9140.34 9164.11 1426.20 48 48 48.0 29.4 1010.1 1.53 2182 2.8361 3.0682 0.2321 106
29-Sep-17 21649 9164.11 9187.91 1428.00 48 48 48.0 30.2 1012.2 1.53 2185 2.8386 3.1571 0.3185 146
AM3 - Ta Kwu Ling Fire Service Station of Ta Kwu Ling Village
1-Sep-17 21490 10172.27 10196.26 1439.40 54 54 54.0 27.9 1005.6 1.64 2356 2.6833 2.8292 0.1459 62
7-Sep-17 21521 10196.26 10220.26 1440.00 38 38 38.0 28.5 1008.2 1.16 1669 2.7107 2.8263 0.1156 69
13-Sep-17 21537 10220.26 10244.26 1440.00 38 38 38.0 30 1009.5 1.16 1666 2.6646 2.8037 0.1391 83
19-Sep-17 21568 10244.26 10268.26 1440.00 36 36 36.0 29.1 1010.2 1.10 1583 2.8105 2.8910 0.0805 51
25-Sep-17 21625 10268.26 10292.26 1440.00 32 32 32.0 29.4 1010.1 0.98 1410 2.8334 2.8514 0.0180 13
29-Sep-17AM4b - Ho2-Sep-17 21650 use no. 10B1 21493 10292.26 Nga Yiu H12177.21 10316.26 a Village 12200.72 1440.00 1410.60 36 38 36 38 36.0 38.0 30.2 27.9 1012.2 1004.5 1.10 1.21 1582 1702 2.8383 2.6565 2.9102 2.7500 0.0719 0.0935 45 55
8-Sep-17 21535 12200.72 12224.72 1440.00 43 43 43.0 28.4 1009.3 1.36 1960 2.6385 2.7511 0.1126 57
14-Sep-17 21565 12224.72 12248.72 1440.00 36 36 36.0 29 1008.5 1.15 1650 2.8115 2.8698 0.0583 35
20-Sep-17 21621 12248.72 12272.71 1439.40 42 42 42.0 29.3 1009.3 1.33 1912 2.8223 2.9136 0.0913 48
26-Sep-17 21630 12272.71 12296.68 1438.20 42 42 42.0 29.7 1011 1.33 1911 2.8348 2.8976 0.0628 33
30-Sep-17 AM5a - Pin2-Sep-17 21651 g Yeung Vill21528 12296.68 age House 10023.54 12320.67 10047.53 1439.40 1439.40 42 52 42 52 42.0 52.0 28.3 27.9 1013.7 1004.5 1.33 1.59 1919 2290 2.83892.6558 2.8970 2.8262 0.0581 0.1704 30 74
8-Sep-17 21533 10047.53 10071.53 1440.00 57 57 57.0 28.4 1009.3 1.74 2506 2.6920 2.7760 0.0840 34

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 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)
14-Sep-17 21564 10071.53 10095.53 1440.00 57 58 57.5 29 1008.5 1.75 2524 2.8069 2.9385 0.1316 52
20-Sep-17 21573 10095.53 10119.53 1440.00 56 56 56.0 29.3 1009.3 1.71 2460 2.8220 2.9630 0.1410 57
26-Sep-17 21629 10119.53 10143.52 1439.40 48 50 49.0 29.7 1011 1.50 2164 2.8314 2.9219 0.0905 42
30-Sep-17 AM6 - Wo 2-Sep-17 21652 21525 Keng Shan V 10143.52 8605.43 illage Hou 10167.51 8629.43 se 1439.40 1440.00 50 46 52 46 51.0 46.0 28.3 27.9 1013.7 1004.5 1.57 1.32 2256 1905 2.82882.6744 2.9043 2.7566 0.0755 0.0822 33 43
8-Sep-17 21519 8629.43 8653.43 1440.00 25 25 25.0 28.4 1009.3 0.72 1039 2.7180 2.8299 0.1119 108
14-Sep-17 21542 8653.43 8677.43 1440.00 25 25 25.0 29.0 1008.5 0.72 1037 2.6482 2.7565 0.1083 104
20-Sep-17 21572 8677.43 8701.42 1439.40 25 25 25.0 29.3 1009.3 0.72 1037 2.8119 2.8889 0.0770 74
26-Sep-17 21627 8701.42 8725.42 1440.00 30 30 30.0 29.7 1011.0 0.86 1244 2.8495 2.9537 0.1042 84
30-Sep-17 21653 8725.42 8749.41 1439.40 30 30 30.0 28.3 1013.7 0.87 1248 2.8310 2.8877 0.0567 45
AM7b - Loi Tung Village House
2-Sep-17 21526 17652.62 17676.62 1440.00 38 40 39.0 27.9 1004.5 1.09 1574 2.6737 2.8120 0.1383 88
8-Sep-17 21520 17676.62 17700.62 1440.00 38 38 38.0 28.4 1009.3 1.07 1534 2.6832 2.7701 0.0869 57
14-Sep-17 21541 17700.62 17724.62 1440.00 37 37 37.0 29 1008.5 1.04 1491 2.6634 2.7693 0.1059 71
20-Sep-17 21571 17724.62 17748.62 1440.00 42 42 42.0 29.3 1009.3 1.18 1699 2.8158 2.9440 0.1282 75
26-Sep-17 21628 17748.62 17772.62 1440.00 40 40 40.0 29.7 1011 1.12 1616 2.8442 2.9455 0.1013 63
30-Sep-17 21654 17772.62 17796.61 1439.40 38 38 38.0 28.3 1013.7 1.07 1537 2.8178 2.9265 0.1087 71
AM8 - Po Kat Tsai Village No. 4
2-Sep-17 21527 11549.24 11573.24 1440.00 40 40 40.0 27.9 1004.5 1.24 1780 2.6670 2.7647 0.0977 55
8-Sep-17 21534 11573.24 11597.24 1440.00 38 38 38.0 28.4 1009.3 1.20 1722 2.6547 2.7128 0.0581 34
14-Sep-17 21540 11597.24 11621.24 1440.00 38 38 38.0 29 1008.5 1.19 1720 2.6674 2.7154 0.0480 28
20-Sep-17 21570 11621.24 11645.24 1440.00 40 40 40.0 29.3 1009.3 1.24 1780 2.8028 2.8745 0.0717 40
26-Sep-17 21626 11645.24 11669.23 1439.40 26 26 26.0 29.7 1011 0.94 1359 2.8443 2.8771 0.0328 24
30-Sep-17 21679 11669.23 11693.23 1440.00 30 30 30.0 28.3 1013.7 1.03 1483 2.6189 2.6484 0.0295 20
AM9b - Nam Wa Po Village House No. 80
2-Sep-17 21489 18928.51 18952.51 1440.00 28 30 29.0 27.9 1005.6 0.79 1140 2.6802 2.7393 0.0591 52
7-Sep-17 21524 18952.51 18976.50 1439.40 36 36 36.0 28.5 1008.2 1.03 1476 2.6667 2.7318 0.0651 44
13-Sep-17 21536 18976.50 19000.50 1440.00 30 30 30.0 30 1009.5 0.82 1186 2.6465 2.7140 0.0675 57
19-Sep-17 21566 19000.50 19024.50 1440.00 34 34 34.0 29.1 1010.2 0.96 1381 2.8085 2.8727 0.0642 46
25-Sep-17 21623 19024.50 19048.50 1440.00 32 32 32.0 29.4 1010.1 0.89 1284 2.8381 2.8624 0.0243 19
29-Sep-17 21647 19048.50 19072.50 1440.00 40 40 40.0 30.2 1012.2 1.16 1668 2.8534 2.8934 0.0400 24

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 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
8-Sep-17 9:42 58.2 60.1 55.8 58.5 60.1 56.3 59.3 60.7 56.3 57.7 59.2 56.0 57.6 59.3 55.7 58.3 59.8 56.3 58 NA
14-Sep-17 9:35 52.4 54.0 50.0 52.7 54.5 50.0 51.9 53.5 49.5 52.3 53.5 50.5 55.2 56.5 51.0 53.6 55.0 51.0 53 NA
20-Sep-17 9:32 59.2 64.0 56.7 60.5 65.5 56.5 61.3 65.9 57.3 60.2 64.7 56.6 60.5 64.0 57.0 60.2 64.2 56.9 60 NA
26-Sep-17 10:18 55.6 57.7 52.6 55.4 57.3 52.9 57.0 60.8 52.4 56.2 58.0 53.7 55.7 58.0 52.3 58.3 61.4 53.9 56 NA
NM2a - Village House near Lin Ma Hang Road
8-Sep-17 9:06 74.9 66.8 58.3 62.2 63.9 57.9 63.2 66.0 56.3 64.5 67.2 58.7 71.3 74.5 65.7 70.1 73.4 62.7 70 73
14-Sep-17 10:19 62.9 65.0 52.5 72.8 73.0 54.5 71.7 73.5 61.0 68.3 71.5 62.5 71.0 73.5 64.0 68.7 70.5 64.0 70 73
20-Sep-17 10:25 69.5 73.4 65.6 69.2 72.0 65.8 70.1 74.2 67.1 70.5 74.3 67.3 69.8 73.6 67.0 69.5 73.5 67.1 70 73
26-Sep-17 9:44 70.4 68.2 53.6 64.7 67.4 52.8 63.6 65.7 52.4 64.5 67.5 54.6 63.8 65.9 52.7 61.4 63.4 51.3 66 69
NM3 - Ping Yeung Village House
5-Sep-17 10:00 62.7 65.9 52.2 58.9 61.4 52.4 63.1 65.6 52.8 61.1 64.3 53.9 61.4 65.0 53.3 61.8 61.0 53.1 62 NA
11-Sep-17 9:43 60.8 61.3 53.3 60.4 61.3 53.0 59.8 60.4 52.4 54.5 56.9 51.8 54.1 57.5 52.6 62.4 62.8 53.0 60 NA
22-Sep-17 9:23 64.8 66.5 57.5 61.0 62.0 58.0 63.3 65.0 59.0 63.1 65.0 59.0 63.5 65.0 59.5 63.6 65.5 60.5 63 NA
28-Sep-17 10:10 54.7 57.7 49.0 57.4 59.8 48.8 54.1 58.8 50.9 55.6 58.7 49.4 56.2 59.3 48.2 56.3 60.1 49.6 56 NA
NM4 - Wo Keng Shan Village House
5-Sep-17 10:37 64.7 63.6 49.7 59.6 62.0 51.0 66.8 65.7 51.6 65.3 67.6 51.8 59.9 62.9 53.9 59.7 61.0 54.4 64 NA
11-Sep-17 10:18 65.9 64.5 52.0 65.4 63.8 51.8 62.8 61.9 51.4 61.4 60.4 51.6 60.5 60.1 50.0 59.6 59.4 50.3 63 NA
22-Sep-17 10:08 66.3 68.5 62.5 65.7 67.5 63.0 65.4 67.5 61.5 65.2 67.0 62.0 65.5 67.0 62.0 64.3 66.0 62.0 65 NA
28-Sep-17 10:43 62.0 65.3 52.3 65.4 68.4 52.4 65.3 67.9 52.9 63.2 67.8 54.1 62.9 66.5 53.3 65.7 68.9 54.6 64 NA
NM5– Ping Yeung Village House
5-Sep-17 9:44 62.9 60.5 51.5 54.9 57.0 51.0 57.5 59.0 50.0 60.3 61.0 51.5 56.1 57.0 46.0 51.5 51.5 44.5 59 NA
11-Sep-17 10:53 53.8 55.4 49.5 54.7 56.5 50.9 53.8 55.8 49.5 53.9 55.9 50.7 54.8 56.5 51.1 55.4 57.4 51.7 54 NA
22-Sep-17 10:47 66.2 69.0 60.5 61.5 63.5 58.5 64.1 67.0 59.0 63.1 65.5 59.0 64.2 67.5 59.0 64.4 66.5 59.0 64 NA
28-Sep-17 11:19 51.0 53.7 46.2 50.2 53.6 45.8 54.2 56.1 46.9 49.6 55.3 46.7 50.3 54.8 45.1 51.3 55.9 46.7 51 NA
NM6 – Tai Tong Wu Village House 2
5-Sep-17 10:34 51.4 52.0 43.0 58.5 54.5 44.5 56.4 57.0 46.5 55.6 53.5 47.5 60.7 62.0 49.5 57.9 60.5 50.5 58 NA
11-Sep-17 11:25 59.8 61.1 53.5 58.4 61.8 52.0 58.6 61.4 53.1 57.4 60.8 52.5 58.6 61.7 53.0 59.9 62.5 54.3 59 NA
22-Sep-17 11:27 58.4 60.5 55.0 57.3 59.0 54.0 57.4 59.5 53.5 56.8 58.5 53.5 56.4 58.0 53.0 57.3 59.5 53.5 57 NA
28-Sep-17 13:19 59.8 63.1 52.9 60.6 64.0 53.0 60.0 63.3 53.1 62.4 64.7 56.9 61.6 63.8 59.1 60.4 64.2 58.7 61 NA
NM7 – Po Kat Tsai Village
5-Sep-17 13:22 62.3 63.0 60.0 62.7 63.5 61.0 62.9 65.0 61.0 61.1 62.0 60.0 60.7 62.0 58.5 61.3 62.5 59.5 62 NA

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 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
11-Sep-17 13:32 58.1 59.7 55.3 58.8 60.6 55.5 59.1 60.9 55.6 65.2 62.1 55.9 60.3 61.4 55.8 56.1 58.1 54.7 61 NA
22-Sep-17 13:02 64.4 67.0 59.0 67.4 69.5 62.5 66.1 68.0 61.5 65.8 67.5 59.5 67.2 70.0 60.5 67.1 69.5 62.5 66 NA
28-Sep-17 14:18 65.3 66.6 64.0 62.4 64.8 61.7 62.3 66.4 58.2 58.9 62.4 55.6 57.9 64.8 57.6 60.1 63.4 56.2 62 NA
NM8 - Village House, Tong Hang
8-Sep-17 9:53 60.5 66.1 51.4 58.9 61.9 50.8 61.8 67 51.1 59.5 64 51.1 60.7 65.7 51.4 58.4 63.6 50.6 60 NA
14-Sep-17 9:32 57.6 60.2 54.3 58.2 61.7 55.6 58.5 61.7 56 57.2 60.7 54.7 58.1 61 55.2 58.5 61.5 56 58 NA
20-Sep-17 15:17 55.7 57.5 52.5 54.1 56 51 56 58.5 51 55.5 57.5 52 56 58 51 55.7 58 51.5 56 NA
26-Sep-17 10:51 58.8 61.6 51.3 61.6 63.5 51.6 59.8 61.9 50.7 60.1 62.1 50.8 59.5 61.5 50.8 58.7 61.7 50 60 NA
NM9 - Village House, Kiu Tau Village
8-Sep-17 10:34 61.1 59.6 56.7 61.1 61.6 56.8 62.3 65.5 57.0 60.3 63.4 56.6 61.7 61.7 57.4 61.8 60.4 56.8 61 NA
14-Sep-17 10:32 61.5 64.7 58.7 61.7 65.0 57.9 59.6 62.7 56.2 59.9 63.0 51.7 60.2 63.5 57.2 60.5 63.8 57.5 61 NA
20-Sep-17 14:24 67.8 71.0 51.5 57.1 72.0 51.0 67.9 70.0 57.0 55.9 58.0 52.5 60.0 59.0 53.5 56.9 60.0 53.0 64 NA
26-Sep-17 10:08 62.7 63.0 56.2 62.4 64.5 57.2 61.7 63.6 56.2 61.6 62.6 55.7 62.9 63.9 56.1 61.1 62.1 55.0 62 NA
NM10 - Nam Wa Po Village House No. 80
8-Sep-17 11:17 61.3 62.8 59.7 59.9 61.6 57.8 61.2 62.9 59.3 61.0 62.6 58.9 60.7 62.2 58.5 60.3 61.9 58.3 61 64
14-Sep-17 11:27 60.2 63.6 57.3 61.0 64.2 58.2 60.7 63.6 57.9 59.6 63.2 56.7 59.5 62.9 56.5 60.1 63.2 57.1 60 63
20-Sep-17 13:37 58.0 59.5 52.0 57.9 61.5 50.5 56.9 58.5 51.5 56.3 57.5 51.0 57.1 59.5 52.0 62.9 65.5 54.5 59 62
26-Sep-17 9:21 62.7 63.4 59.6 63.6 64.6 60.0 62.7 63.9 59.6 62.8 63.4 59.9 62.9 63.8 59.0 61.1 62.0 59.2 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.50) – September 2017 Water Quality Monitoring Data for Contract 6 and SS C505

Date 1-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:30 0.34 27.5 27.5 6.68 6.7 85.9 85.8 8.9 9.1 5.5 5.5 6 6.0
27.5 6.67 85.7 9.3 5.5 6
WM1 9:40 0.26 27.8 27.8 6.36 6.4 81.7 81.9 13.6 13.5 5.8 5.8 14 14.5
27.8 6.38 82.0 13.4 5.8 15
Date 4-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:50 0.35 26.5 26.5 8.27 8.1 103.1 101.3 199.0 200.0 7.6 7.6 155 156.5
26.5 7.96 99.5 201.0 7.6 158
WM1 10:00 0.30 26 26.0 7.42 7.4 91.7 91.9 215.0 219.5 7.7 7.7 188 186.0
26 7.44 92.0 224.0 7.7 184
Date 7-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:10 0.34 29.9 29.9 6.72 6.7 88.7 88.7 10.6 10.7 8.6 8.6 7 6.5
29.9 6.72 88.6 10.8 8.6 6
WM1 10:20 0.26 30 30.0 6.1 6.1 81.1 81.2 26.8 26.5 8.7 8.7 24 25.0
30 6.12 81.2 26.2 8.7 26
Date 9-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:10 0.03 27.1 27.1 7.99 8.0 100.4 100.8 9.9 10.0 8.1 8.1 3 3.5
27 8.07 101.1 10.1 8.1 4
WM1 10:27 0.37 28 28.1 6.9 6.9 88.2 89.0 12.3 12.6 8.1 8.1 4 5.0
28.1 6.95 89.7 12.9 8.1 6
Date 12-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:45 0.34 27.6 27.6 7.14 7.2 92.0 92.1 10.8 11.5 7.9 7.9 5 4.0
27.6 7.16 92.1 12.1 7.9 3
WM1 9:55 0.26 27.4 27.4 7.15 7.2 91.2 91.3 18.3 18.3 7.9 7.9 13 14.0
27.4 7.16 91.3 18.3 7.9 15

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 14-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:55 0.34 34.4 34.4 5.37 5.4 75.9 76.2 15.5 15.5 8.9 8.9 6 7.0
34.4 5.41 76.4 15.5 8.9 8
WM1 11:05 0.26 33.8 33.8 4.86 4.8 68.5 68.2 24.3 24.5 9 9.0 18 19.0
33.8 4.82 67.9 24.6 9 20
Date 16-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:15 0.34 29.5 29.5 6.27 6.3 82.0 82.1 15.4 15.5 8 8.0 6 6.0
29.5 6.28 82.1 15.6 8 6
WM1 9:25 0.26 29.3 29.3 6.47 6.5 82.7 82.8 18.6 19.0 8.1 8.1 11 11.0
29.3 6.49 82.9 19.3 8.1 11
Date 18-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:40 0.34 28.5 28.5 6.6 6.6 84.7 84.7 16.5 16.3 8.3 8.3 4 4.5
28.5 6.59 84.6 16.1 8.3 5
WM1 9:50 0.26 29 29.0 6.08 6.1 79.0 79.1 19.5 19.1 8.2 8.2 7 6.5
29 6.09 79.1 18.6 8.2 6
Date 20-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:37 0.34 28.9 28.9 6.14 6.2 80.5 80.7 12.1 12.0 8.6 8.6 <2 <2
28.9 6.17 80.9 11.9 8.6 <2
WM1 10:45 0.26 28.5 28.5 6.27 6.3 81.0 81.1 15.6 15.3 8.3 8.3 10 9.5
28.5 6.28 81.1 14.9 8.3 9
Date 22-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:40 0.35 26.8 26.8 6.15 6.1 77.1 77.0 388.0 387.0 8.6 8.6 250 252.5
26.8 6.12 76.8 386.0 8.6 255
WM1 9:45 0.27 27 27.0 5.95 6.0 74.9 74.9 250.0 250.5 8.2 8.2 160 160.0
27 5.96 74.9 251.0 8.2 160

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 26-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:00 0.34 29.8 29.8 5.52 5.5 72.3 72.3 12.6 12.2 8 8.0 7 7.5
29.8 5.52 72.3 11.7 8 8
WM1 10:10 0.26 30 30.0 5.43 5.4 70.6 70.6 16.4 16.2 8.1 8.1 14 13.5
30 5.42 70.6 16.0 8.1 13
Date 28-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:50 0.34 29.4 29.4 4.89 4.9 64.1 64.0 24.7 24.8 8.4 8.4 22 22.0
29.4 4.87 63.9 24.9 8.4 22
WM1 9:58 0.26 29.4 29.4 4.86 4.9 63.9 64.1 35.0 35.0 8.4 8.4 32 34.5
29.4 4.89 64.3 34.9 8.4 37
Date 30-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:14 0.31 26.8 26.8 5.55 5.6 69.3 69.9 25.9 26.1 8.8 8.8 26 26.5
26.8 5.61 70.5 26.3 8.8 27
WM1 9:30 0.21 26.5 26.5 5.49 5.5 68.3 68.0 131.0 129.0 8.6 8.6 165 159.0
26.5 5.47 67.7 127.0 8.6 153

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017 Water Quality Monitoring Data for Contract 2 and 3

Date 1-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:15 0.18 28 28.0 6.9 6.9 89.5 89.6 5.4 5.5 8.3 8.3 2 2.0
28 6.89 89.6 5.5 8.3 2
WM4-CB 11:30 0.31 28.8 28.8 6.52 6.5 84.7 84.8 8.4 8.3 7.3 7.3 5 6.0
28.8 6.51 84.8 8.3 7.3 7
WM4 11:05 0.15 29.6 29.6 6.53 6.5 86.2 86.4 27.4 26.3 7.7 7.7 21 20.5
29.6 6.54 86.6 25.2 7.7 20
Date 4-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:45 0.20 26.7 26.7 7.55 7.5 94.3 94.2 10.5 10.6 7.6 7.6 6 5.0
26.7 7.54 94.1 10.6 7.6 4
WM4-CB 11:55 0.33 26.7 26.7 5.96 6.0 74.5 74.6 22.3 22.5 7.5 7.5 14 14.0
26.7 5.97 74.6 22.6 7.5 14
WM4 11:30 0.16 26.3 26.3 7.44 7.4 92.3 92.4 32.6 31.4 7.7 7.7 22 21.5
26.3 7.45 92.5 30.2 7.7 21
Date 7-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:35 0.18 26 26.0 8.04 8.0 99.2 99.3 22.4 23.1 9.4 9.4 2 2.0
26 8.05 99.3 23.7 9.4 2
WM4-CB 11:45 0.33 26.5 26.5 6.85 6.9 85.2 85.3 85.1 84.0 9.2 9.2 83 84.5
26.5 6.86 85.3 82.8 9.2 86
WM4 11:30 0.17 27 27.0 7.3 7.3 91.5 91.5 99.1 99.6 9.4 9.4 102 99.5
27 7.32 91.5 100.1 9.4 97
Date 9-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:30 0.33 26.1 26.1 8.27 8.3 101.1 102.1 7.7 7.8 8.6 8.6 <2 <2
26.1 8.31 103.1 7.8 8.6 <2
WM4-CB 12:47 0.31 26.1 26.1 5.82 5.8 72.0 72.2 12.4 12.4 7.9 7.9 9 9.0
26.1 5.84 72.3 12.3 7.9 9
WM4 12:18 0.27 24.5 24.5 8.13 8.2 97.6 97.9 25.7 25.9 8.6 8.6 18 17.0
24.5 8.17 98.1 26.1 8.6 16

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 12-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:15 0.17 29.7 29.7 6.81 6.8 89.8 89.9 12.9 12.3 8.7 8.7 <2 <2
29.7 6.83 89.9 11.6 8.7 <2
WM4-CB 11:25 0.18 30.6 30.6 6.98 7.0 93.2 93.3 3.8 3.6 8.7 8.7 6 5.5
30.6 6.99 93.3 3.3 8.7 5
WM4 11:38 0.31 32.3 32.3 5.89 5.9 80.5 80.6 6.6 7.0 8 8.0 12 12.0
32.3 5.9 80.7 7.3 8 12
Date 14-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:20 0.18 32.4 32.4 6.06 6.1 83.5 83.5 4.7 5.3 10.1 10.1 5 6.0
32.4 6.07 83.5 5.9 10.1 7
WM4-CB 13:35 0.31 33.3 33.3 4.87 4.9 68.1 68.0 8.8 8.6 8.6 8.6 8 8.5
33.3 4.85 67.9 8.4 8.6 9
WM4 12:15 0.17 32 32.0 5.93 5.9 81.3 81.2 18.0 17.9 10.1 10.1 16 16.0
32 5.91 81.1 17.8 10.1 16
Date 16-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:00 0.18 29.2 29.2 7.25 7.3 94.7 94.8 5.7 5.8 8.6 8.6 <2 <2
29.2 7.27 94.8 5.9 8.6 <2
WM4-CB 11:10 0.31 29.9 29.9 6.31 6.3 83.6 83.7 7.3 7.4 8.1 8.1 3 3.0
29.9 6.33 83.8 7.4 8.1 3
WM4 10:55 0.17 29.6 29.6 6.56 6.6 86.1 86.3 13.9 13.8 9.3 9.3 8 8.0
29.6 6.59 86.4 13.6 9.3 8
Date 18-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:05 0.18 30.4 30.4 6.86 6.9 90.8 91.0 3.6 3.6 8.4 8.4 <2 <2
30.4 6.9 91.1 3.6 8.4 <2
WM4-CB 12:20 0.31 30.7 30.7 6.5 6.5 86.4 86.7 8.8 8.8 7.8 7.8 3 2.5
30.7 6.55 87.0 8.8 7.8 2
WM4 12:00 0.16 30.6 30.6 6.22 6.2 83.0 83.1 24.3 24.4 8.3 8.3 16 15.5
30.6 6.24 83.2 24.4 8.3 15

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 20-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:00 0.18 28.6 28.6 6.56 6.6 84.7 84.7 5.0 5.0 8.9 8.9 <2 <2
28.6 6.55 84.6 5.0 8.9 <2
WM4-CB 12:10 0.31 29.8 29.8 6.52 6.5 85.2 85.3 6.7 6.8 7.8 7.8 4 4.5
29.8 6.54 85.4 7.0 7.8 5
WM4 11:50 0.15 29 29.0 6.3 6.3 81.9 81.6 10.0 10.2 9.4 9.4 11 10.5
29 6.25 81.3 10.4 9.4 10
Date 22-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:35 0.18 28.5 28.5 5.72 5.7 73.8 74.1 13.3 13.2 9.2 9.2 4 5.0
28.5 5.75 74.3 13.1 9.2 6
WM4-CB 11:45 0.31 29.4 29.4 4.32 4.3 56.7 56.8 13.3 14.4 8.5 8.5 12 11.5
29.4 4.32 56.8 15.4 8.5 11
WM4 11:25 0.16 28.1 28.1 5.3 5.3 67.8 68.0 57.0 56.8 9.2 9.2 59 57.5
28.1 5.32 68.2 56.6 9.2 56
Date 23-Sep-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 9:38 0.18 5.3 5.2 4 4.0
5.1
WM4-CB 9:38 0.31 13.1 13.0 12 12.0
12.9
WM4 9:30 0.16 42.7 43.0 60 60.0
43.3
Date 25-Sep-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 10:40 0.18 2.5 2.5 3 3.0
2.5
WM4-CB 10:50 0.31 4.9 5.9 5 5.0
5.9
WM4 10:30 0.15 24.2 23.9 22 22.0
23.5

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 26-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:23 0.17 30.4 30.4 5.99 6.0 79.7 80.0 3.0 2.9 8.6 8.6 4 4.0
30.4 6.04 80.2 2.8 8.6 4
WM4-CB 11:43 0.31 31 31.0 5.05 5.1 67.9 68.0 6.8 6.9 7.9 7.9 10 9.5
31 5.07 68.1 6.9 7.9 9
WM4 11:15 0.15 29.4 29.4 5.45 5.4 71.8 71.8 13.9 14.4 8.8 8.8 21 22.0
29.4 5.44 71.7 14.8 8.8 23
Date 28-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 13:15 0.15 35.9 35.9 3.69 3.7 53.9 54.1 9.5 9.3 9.4 9.4 2 2.5
35.9 3.71 54.2 9.0 9.4 3
WM4-CB 13:25 0.17 35.6 35.6 4.47 4.5 63.5 64.3 6.1 6.0 8.9 8.9 7 7.5
35.6 4.58 65.0 6.0 8.9 8
WM4 13:35 0.31 35 35.0 4.32 4.3 62.2 62.4 7.9 7.4 8.1 8.1 9 9.5
35 4.34 62.5 6.9 8.1 10
Date 30-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:39 0.19 25.7 25.7 5.98 6.0 73.3 72.7 166.0 168.5 8.9 8.9 126 121.5
25.7 5.97 72.1 171.0 8.9 117
WM4-CB 12:04 0.38 27 27.0 4.82 4.9 60.2 61.0 82.2 84.0 8.6 8.6 52 50.0
27 4.91 61.7 85.7 8.6 48
WM4 11:24 0.41 24.9 24.9 6.04 6.1 73.0 73.5 144.0 140.5 8.7 8.7 127 125.0
24.9 6.11 74.0 137.0 8.7 123

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.50) – September 2017 Water Quality Monitoring Data for Contract 6

Date 1-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:20 0.28 27.3 27.3 6.74 6.8 85.9 86.0 4.9 4.7 7.60 7.6 <2 <2
27.3 6.76 86.1 4.5 7.60 <2
WM2A 9:50 0.20 26 26.0 6.92 6.9 86.1 86.0 24.8 24.9 7.40 7.4 14 14.0
26 6.87 85.9 24.9 7.40 14
Date 4-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:30 0.28 26.3 26.3 7.52 7.5 92.9 92.8 30.3 28.8 7.70 7.7 22 21.5
26.3 7.48 92.6 27.3 7.70 21
WM2A 10:10 0.21 26.5 26.5 7.2 7.2 89.3 89.3 99.3 99.6 7.80 7.8 99 95.5
26.5 7.18 89.2 99.8 7.80 92
Date 5-Sep-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:05 0.28 10.8 10.9 12 12.0
11.0 12
WM2A 9:55 0.20 13.6 13.3 13 13.0
13.0 13
Date 6-Sep-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:00 0.28 4.2 4.3 3 3.0
4.3 3
WM2A 9:50 0.20 24.3 24.6 39 39.0
24.9 39
Date 7-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:40 0.28 26.8 26.8 6.9 6.9 87.1 87.2 5.8 5.8 9.00 9.0 <2 <2
26.8 6.91 87.2 5.9 9.00 <2
WM2A 10:30 0.20 30.6 30.6 5.47 5.5 73.0 73.1 14.4 13.8 8.70 8.7 6 5.5
30.6 5.48 73.1 13.2 8.70 5
Date 9-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:39 0.31 25.3 25.4 7.65 7.7 93.0 93.9 6.8 6.8 8.00 8.0 <2 <2
25.4 7.7 94.7 6.9 8.00 <2
WM2A 10:49 0.16 26.4 26.4 6.84 6.9 85.3 85.9 10.4 10.7 8.80 8.8 2 2.5
26.4 6.91 86.4 11.0 8.80 3

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 12-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:23 0.28 25.8 25.8 7.57 7.6 93.4 93.6 5.1 5.2 8.00 8.0 <2 <2
25.8 7.59 93.7 5.2 8.00 <2
WM2A 10:05 0.20 28 28.0 6.68 6.7 84.8 84.9 9.7 9.7 7.90 7.9 4 4.0
28 6.69 84.9 9.7 7.90 4
Date 14-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:25 0.28 31.9 31.9 4.94 5.0 67.3 67.6 5.0 5.2 8.80 8.8 <2 <2
31.9 4.98 67.8 5.4 8.80 <2
WM2A 11:15 0.20 32.4 32.4 5.03 5.0 68.7 68.4 16.9 15.7 8.80 8.8 4 4.5
32.4 4.97 68.0 14.5 8.80 5
Date 16-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 9:53 0.28 27 27.0 6.54 6.5 82.0 82.1 4.3 4.1 8.20 8.2 <2 <2
27 6.55 82.1 4.0 8.20 <2
WM2A 9:35 0.20 27.6 27.6 6.17 6.2 78.0 77.9 7.4 7.5 8.20 8.2 <2 2.0
27.6 6.15 77.7 7.6 8.20 2
Date 18-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:25 0.28 29.3 29.3 5.96 6.0 76.4 76.7 5.0 5.0 8.20 8.2 <2 <2
29.3 6.02 77.0 5.0 8.20 <2
WM2A 10:00 0.20 29.6 29.6 5.43 5.4 71.2 71.3 6.4 6.5 8.00 8.0 2 2.5
29.6 5.44 71.3 6.6 8.00 3
Date 20-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:05 0.28 28.4 28.4 5.95 6.0 76.1 76.1 4.7 4.4 8.10 8.1 <2 <2
28.4 5.95 76.0 4.2 8.10 <2
WM2A 10:55 0.20 28.2 28.2 5.61 5.6 72.3 72.5 5.7 5.7 8.20 8.2 <2 <2
28.2 5.62 72.6 5.7 8.20 <2
Date 22-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:15 0.28 26.8 26.8 5.71 5.7 71.3 71.4 78.3 76.7 8.40 8.4 48 49.0
26.8 5.74 71.5 75.0 8.40 50
WM2A 9:55 0.20 26.9 26.9 5.44 5.5 68.1 68.2 32.7 32.7 8.70 8.7 20 20.0
26.9 5.46 68.3 32.6 8.70 20

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 26-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:30 0.28 29.8 29.8 4.8 4.8 63.2 63.3 4.7 4.7 8.20 8.2 6 6.0
29.8 4.81 63.3 4.7 8.20 6
WM2A 10:17 0.19 29.9 29.9 4.9 4.9 64.4 64.3 11.2 10.8 8.00 8.0 13 12.5
29.9 4.88 64.2 10.4 8.00 12
Date 28-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:45 0.28 29 29.0 4.53 4.5 59.6 59.7 4.0 3.9 8.40 8.4 <2 <2
29 4.54 59.8 3.8 8.40 <2
WM2A 10:10 0.20 28.8 28.8 4.71 4.8 61.3 61.9 11.5 10.9 8.20 8.2 5 4.0
28.8 4.82 62.4 10.2 8.20 3
Date 30-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 9:48 0.31 25.3 25.3 5.98 6.0 72.8 73.5 654.0 662.5 8.40 8.4 372 389.0
25.3 6.01 74.1 671.0 8.40 406
WM2A 10:01 0.29 25.9 25.9 5.36 5.4 66.0 67.1 overange overange 8.50 8.5 1290 1305.0
25.9 5.4 68.1 overange 8.50 1320

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.50) – September 2017 Water Quality Monitoring Data for Contract 2 and 6

Date 1-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:35 0.15 29.4 29.4 6.82 6.8 89.2 89.4 5.8 5.6 11.4 11.4 9 8.5
29.4 6.85 89.6 5.3 11.4 8
WM3 10:45 0.15 30.5 30.5 5.88 5.9 78.1 78.2 13.2 13.3 10 10.0 13 12.0
30.5 5.87 78.2 13.4 10 11
Date 4-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:50 0.16 26.7 26.7 7.32 7.3 91.3 91.3 49.1 52.7 11.2 11.2 72 69.0
26.7 7.33 91.3 56.3 11.2 66
WM3 11:05 0.16 26.6 26.6 6.74 6.7 83.5 83.5 21.8 20.9 8.8 8.8 16 16.5
26.6 6.73 83.4 19.9 8.8 17
Date 7-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:00 0.15 26.6 26.6 8.01 8.0 100.1 100.2 13.8 12.0 11.4 11.4 22 21.0
26.6 8.02 100.2 10.1 11.4 20
WM3 11:10 0.15 26.6 26.6 7.11 7.1 88.4 88.5 9.3 8.9 10.4 10.4 8 7.0
26.6 7.1 88.5 8.5 10.4 6
Date 9-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:34 0.27 26.8 26.7 8.01 8.0 99.1 99.6 12.1 12.4 11.3 11.3 24 24.5
26.5 8.07 100.1 12.7 11.3 25
WM3 11:50 0.15 25.6 25.6 7.21 7.3 88.4 89.2 12.6 12.8 10.3 10.3 7 7.0
25.6 7.31 89.9 12.9 10.3 7
Date 12-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:40 0.15 27.6 27.6 7.67 7.7 97.8 97.8 13.6 15.1 11.6 11.6 58 60.0
27.6 7.66 97.8 16.6 11.6 62
WM3 10:55 0.15 29.5 29.5 6.72 6.7 88.4 88.4 4.5 4.4 10.4 10.4 2 2.5
29.5 6.73 88.4 4.4 10.4 3

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 14-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:45 0.15 31.6 31.6 5.68 5.7 77.1 77.2 25.0 23.6 11.6 11.6 38 37.5
31.6 5.69 77.3 22.1 11.6 37
WM3 11:50 0.15 31.5 31.5 5.32 5.3 72.2 72.3 14.6 13.4 11.1 11.1 7 6.5
31.5 5.33 72.3 12.1 11.1 6
Date 16-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:10 0.15 29.3 29.3 6.64 6.6 86.9 87.0 8.4 8.7 11.6 11.6 31 32.5
29.3 6.65 87.0 9.1 11.6 34
WM3 10:20 0.15 29.2 29.2 6.16 6.2 80.1 80.2 4.9 4.5 10.7 10.7 5 6.0
29.2 6.17 80.2 4.1 10.7 7
Date 18-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:50 0.15 30.3 30.3 5.99 6.0 79.6 79.7 8.8 9.8 11.5 11.5 31 32.0
30.3 6.01 79.7 10.8 11.5 33
WM3 11:05 0.15 30.2 30.2 5.96 6.0 78.7 79.1 7.8 6.1 10.4 10.4 8 7.0
30.2 6.03 79.5 6.1 10.4 6
Date 20-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:15 0.15 28.9 28.9 6.21 6.2 80.6 80.6 9.2 9.4 10.4 10.4 24 23.0
28.9 6.21 80.5 9.5 10.4 22
WM3 11:30 0.15 28.4 28.4 6.18 6.2 79.4 79.6 6.8 6.0 9.4 9.4 <2 <2
28.4 6.21 79.7 5.2 9.4 <2
Date 22-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:35 0.15 27.2 27.2 6.66 6.7 83.8 83.8 46.6 45.4 8.8 8.8 81 82.0
27.2 6.65 83.7 44.2 8.8 83
WM3 10:55 0.15 27.5 27.5 5.7 5.7 72.2 72.3 14.6 13.5 8.8 8.8 8 8.0
27.5 5.71 72.3 12.3 8.8 8

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

AUES

Monthly Environmental Monitoring & Audit Report (No.50) – September 2017

Date 26-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:45 0.15 29.7 29.7 5.43 5.4 71.6 71.7 5.7 4.9 11.6 11.6 19 18.5
29.7 5.44 71.7 4.1 11.6 18
WM3 10:55 0.15 29.3 29.3 5.21 5.2 67.3 67.3 4.2 4.2 10.4 10.4 9 9.5
29.3 5.2 67.2 4.1 10.4 10
Date 28-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:20 0.15 30 30.0 5.15 5.2 68.3 68.4 10.5 10.1 11.3 11.3 31 29.5
30 5.16 68.4 9.7 11.3 28
WM3 11:30 0.15 31.6 31.6 4.7 4.7 63.5 63.6 8.7 7.7 10.1 10.1 4 3.5
31.6 4.72 63.7 6.7 10.1 3
Date 30-Sep-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:24 0.27 25.6 25.6 6.14 6.2 75.1 75.9 133.0 137.0 11.5 11.5 222 221.5
25.6 6.21 76.7 141.0 11.5 221
WM3 10:37 0.16 25.9 25.9 4.87 4.9 59.9 60.3 70.7 71.5 10.2 10.2 63 65.5
25.9 4.91 60.7 72.3 10.2 68

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