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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 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) MI N MAX AVG (℃) (hPa) (m3/min) (std m3) INITIAL FINAL (g)
AM1b – Open Area, Tsung Yuen Ha Village
1-Feb-17 20464 12624.68 12648.82 1448.40 45 45 45.0 18.4 1021.3 1.54 2232 2.8096 2.9140 0.1044 47
6-Feb-17 20484 12648.82 12672.96 1448.40 46 46 46.0 18.1 1015.7 1.58 2284 2.7968 2.9556 0.1588 70
11-Feb-17 20518 12672.96 12697.12 1449.60 48 48 48.0 14 1026.3 1.68 2436 2.8119 3.0530 0.2411 99
17-Feb-17 20550 12697.12 12721.22 1446.00 46 46 46.0 20.4 1020.6 1.57 2276 2.8082 3.0432 0.2350 103
23-Feb-17 20571 12721.22 12745.42 1452.00 46 46 46.0 17.9 1017.4 1.58 2297 2.8159 2.9915 0.1756 76
AM2 - Village House near Lin Ma Hang Road
1-Feb-17 20463 8140.78 8164.50 1423.20 32 32 32.0 18.4 1021.3 1.06 1514 2.8125 2.8900 0.0775 51
6-Feb-17 20483 8164.50 8188.29 1427.40 40 42 41.0 18.1 1015.7 1.34 1917 2.7909 3.0184 0.2275 119
11-Feb-17 20517 8188.29 8212.21 1435.20 42 42 42.0 14 1026.3 1.39 1995 2.8115 3.0979 0.2864 144
17-Feb-17 20551 8212.21 8236.23 1441.20 42 44 43.0 20.4 1020.6 1.40 2022 2.8107 3.0937 0.2830 140
23-Feb-17 20572 8236.23 8260.50 1456.20 40 42 41.0 17.9 1017.4 1.20 1745 2.8039 2.9937 0.1898 109
AM3 - Ta Kwu Ling Fire Service Station of Ta Kwu Ling Village
1-Feb-17 20462 9284.14 9308.15 1440.60 50 50 50.0 18.4 1021.3 1.50 2167 2.8094 2.9914 0.1820 84
6-Feb-17 20482 9308.15 9332.16 1440.60 54 54 54.0 18.1 1015.7 1.64 2360 2.8095 3.0184 0.2089 89
11-Feb-17 20516 9332.16 9356.16 1440.00 54 54 54.0 14 1026.3 1.66 2392 2.8175 3.1186 0.3011 126
17-Feb-17 20552 9356.16 9380.16 1440.00 54 54 54.0 20.4 1020.6 1.64 2354 2.8089 3.1317 0.3228 137
23-Feb-17 AM4b - Ho2-Feb-17 20573 use no. 10B1 20481 9380.16 Nga Yiu H11289.47 9404.16 a Village 11313.48 1440.00 1440.60 54 40 54 40 54.0 40.0 17.9 16.8 1017.4 1022.7 1.60 1.22 2306 1754 2.7950 2.7941 3.0999 2.8749 0.3049 0.0808 132 46
7-Feb-17 20515 11313.48 11337.48 1440.00 44 44 44.0 16.7 1016.9 1.32 1906 2.8156 2.9419 0.1263 66
13-Feb-17 20544 11337.48 11361.48 1440.00 48 48 48.0 16.1 1027.1 1.44 2074 2.7927 2.9598 0.1671 81
18-Feb-17 20558 11361.48 11385.48 1440.00 46 46 46.0 19.9 1021.2 1.37 1978 2.7787 2.9489 0.1702 86
24-Feb-17 AM5a - Pin2-Feb-17 20597 g Yeung Vill20477 11385.48 age House 9136.14 11409.48 9160.15 1440.00 1440.60 46 48 46 48 46.0 48.0 13 16.8 1022.1 1022.7 1.34 1.57 1924 2262 2.8422 2.7991 2.9191 2.9473 0.0769 0.1482 40 66
7-Feb-17 20514 9160.15 9183.65 1410.00 48 48 48.0 16.7 1016.9 1.57 2209 2.8084 2.9523 0.1439 65
13-Feb-17 20545 9183.65 9207.65 1440.00 48 48 48.0 16.1 1027.1 1.58 2269 2.8006 2.9916 0.1910 84
18-Feb-17 20557 9207.65 9231.65 1440.00 50 50 50.0 19.9 1021.2 1.62 2339 2.7903 3.0224 0.2321 99
24-Feb-17 AM6 - Wo 2-Feb-17 20596 20478 Keng Shan V 9231.65 7718.40 illage Hou 9255.62 7742.41 se 1438.20 1440.60 50 40 50 42 50.0 41.0 13 16.8 1022.1 1022.7 1.64 1.32 2354 1896 2.8257 2.8044 2.9207 2.9292 0.0950 0.1248 40 66
7-Feb-17 20542 7742.41 7766.41 1440.00 42 42 42.0 16.7 1016.9 1.34 1933 2.8097 2.9830 0.1733 90

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 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) MI N MAX AVG (℃) (hPa) (m3/min) (std m3) INITIAL FINAL (g)
13-Feb-17 20546 7766.41 7790.41 1440.00 42 42 42.0 16.1 1027.1 1.35 1944 2.8023 3.0859 0.2836 146
18-Feb-17 20556 7790.41 7813.91 1410.00 42 42 42.0 19.9 1021.2 1.34 1887 2.8085 2.8699 0.0614 33
24-Feb-17 20561 7813.91 7837.73 1429.20 42 42 42.0 13.0 1022.1 1.29 1841 2.7995 3.0606 0.2611 142
AM7b - Loi Tung Village House
2-Feb-17 20479 16754.65 16778.66 1440.60 38 38 38.0 16.8 1022.7 0.90 1298 2.8007 2.9112 0.1105 85
7-Feb-17 20511 16778.66 16802.66 1440.00 38 40 39.0 16.7 1016.9 0.93 1337 2.8050 2.9470 0.1420 106
13-Feb-17 20547 16802.66 16826.66 1440.00 40 40 40.0 16.1 1027.1 0.97 1392 2.8285 3.0137 0.1852 133
18-Feb-17 20555 16826.66 16850.66 1440.00 38 40 39.0 19.9 1021.2 0.92 1331 2.8031 2.9824 0.1793 135
24-Feb-17 20560 16850.66 16874.66 1440.00 36 36 36.0 13 1022.1 0.94 1348 2.7847 2.8770 0.0923 68
AM8 - Po Kat Tsai Village No. 4
2-Feb-17 20480 10661.20 10685.21 1440.60 42 42 42.0 16.8 1022.7 1.07 1547 2.7974 2.8772 0.0798 52
7-Feb-17 20510 10685.21 10709.21 1440.00 36 36 36.0 16.7 1016.9 0.89 1285 2.8105 2.8669 0.0564 44
13-Feb-17 20543 10709.21 10733.21 1440.00 40 40 40.0 16.1 1027.1 1.02 1467 2.8251 2.9236 0.0985 67
18-Feb-17 20554 10733.21 10757.22 1440.60 38 38 38.0 19.9 1021.2 0.95 1366 2.8200 2.8780 0.0580 42
24-Feb-17 20559 10757.22 10781.22 1440.00 44 44 44.0 13 1022.1 1.23 1772 2.7747 2.8498 0.0751 42
AM9b - Nam Wa Po Village House No. 80
1-Feb-17 20476 18040.42 18064.44 1441.20 30 30 30.0 18.4 1021.3 1.08 1559 2.8009 2.8518 0.0509 33
6-Feb-17 20485 18064.44 18088.44 1440.00 30 30 30.0 18.1 1015.7 1.08 1555 2.7983 2.9012 0.1029 66
11-Feb-17 20513 18088.44 18112.44 1440.00 32 32 32.0 14 1026.3 1.15 1657 2.8144 2.9240 0.1096 66
17-Feb-17 20553 18112.44 18136.44 1440.00 32 32 32.0 20.4 1020.6 1.14 1638 2.8063 2.8796 0.0733 45
23-Feb-17 20570 18136.44 18160.44 1440.00 32 32 32.0 17.9 1017.4 1.01 1452 2.8113 2.8606 0.0493 34

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 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
1-Feb-17 9:50 57.0 53.7 48.8 50.3 51.6 47.7 51.3 53.3 48.5 52.6 55.3 48.6 53.1 53.7 47.9 53.3 53.6 48.7 53 NA
7-Feb-17 9:07 60.4 61.5 56.5 57.7 59.0 55.5 58.9 60.5 56.0 59.4 61.5 56.0 59.2 61.0 56.5 57.8 60.0 55.0 59 NA
13-Feb-17 13:08 60.5 61.4 55.2 61.3 64.1 56.8 62.4 65.0 55.1 64.2 66.3 54.2 61.4 65.7 58.5 62.6 64.2 57.3 62 NA
24-Feb-17 9:21 56.6 58.0 54.5 55.8 57.5 53.5 55.5 56.5 54.0 64.7 58.5 54.5 57.2 59.0 54.5 56.7 58.5 54.0 59 NA
NM2a - Village House near Lin Ma Hang Road
1-Feb-17 9:15 73.6 67.4 65.7 66.4 66.8 65.6 66.2 66.7 65.5 70.1 66.9 65.6 70.1 66.8 65.4 71.6 66.7 65.7 70 73
7-Feb-17 9:51 66.4 68.0 60.5 69.3 73.0 63.5 71.4 75.0 63.0 73.8 76.5 62.0 66.8 70.5 58.5 62.2 63.5 57.5 70 73
13-Feb-17 13:45 66.2 69.4 59.1 65.2 68.1 58.4 67.1 69.2 57.4 65.9 66.1 58.1 69.2 71.1 59.2 70.4 72.6 61.1 68 71
24-Feb-17 10:03 62.5 64.0 59.5 62.0 63.0 59.5 62.0 63.0 60.0 61.3 63.0 59.0 62.8 66.0 59.5 63.8 65.0 60.0 62 65
NM3 - Ping Yeung Village House
2-Feb-17 9:55 54.5 56.3 45.8 55.6 59.3 47.8 58.4 61.6 50.7 54.9 56.6 45.9 55.5 59.2 47.2 58.1 61.1 50.6 56 NA
8-Feb-17 9:55 57.2 59.3 55.7 58.4 60.2 56.0 58.4 59.9 56.2 58.5 60.1 56.5 57.9 59.3 56.7 58.8 60.4 56.6 58 NA
14-Feb-17 11:13 56.0 58.8 50.9 57.2 58.1 51.0 64.9 60.2 50.9 60.5 58.7 50.9 57.7 57.2 51.7 56.6 57.4 50.6 60 NA
20-Feb-17 8:57 57.8 60.3 53.4 57.5 60.1 53.4 56.7 59.7 52.5 58.5 61.3 53.7 57.7 61.0 54.0 57.4 60.9 53.0 58 NA
NM4 - Wo Keng Shan Village House
2-Feb-17 10:30 64.7 65.6 50.1 64.3 65.1 50.2 62.6 64.7 49.3 64.3 66.1 50.2 62.2 59.8 49.9 61.3 58.9 48.9 63 NA
8-Feb-17 9:17 65.6 62.6 63.0 61.8 63.2 53.9 62.4 63.5 53.8 63.0 62.9 53.7 59.9 62.2 53.9 62.1 65.0 54.2 63 NA
14-Feb-17 10:36 62.4 66.0 51.8 61.8 63.5 51.2 60.2 60.6 54.0 61.8 61.2 52.6 62.4 63.5 52.7 61.1 62.5 51.2 62 NA
20-Feb-17 9:34 61.3 64.7 58.7 62.4 65.5 59.4 63.4 66.0 59.4 62.8 65.4 58.9 63.0 66.1 58.8 62.0 65.6 59.0 63 NA
NM5– Ping Yeung Village House
2-Feb-17 9:47 56.1 57.5 51.0 55.4 57.5 50.0 56.8 60.0 50.0 53.4 56.0 49.8 53.5 55.5 50.0 54.9 58.0 49.0 55 NA
8-Feb-17 9:35 55.8 57.0 52.5 57.6 59.0 53.0 71.5 69.0 53.0 55.1 56.5 52.0 58.1 61.0 52.0 58.6 62.0 52.0 64 NA
14-Feb-17 10:00 51.6 54.0 47.1 51.2 53.7 47.4 53.4 56.7 48.0 52.8 55.0 47.7 53.4 56.2 48.2 52.2 55.9 47.6 53 NA
20-Feb-17 10:17 52.0 54.7 47.1 50.5 53.4 47.6 53.0 56.4 48.0 53.1 55.7 48.1 54.0 57.8 48.7 52.5 56.3 47.8 53 NA
NM6 – Tai Tong Wu Village House 2
2-Feb-17 10:29 58.6 61.0 54.0 59.6 61.0 53.0 56.5 59.0 51.0 57.1 60.5 51.0 55.8 58.0 52.0 57.2 59.5 54.0 58 NA
8-Feb-17 10:25 61.5 65.0 53.0 56.3 58.0 52.5 59.4 60.0 52.5 54.6 56.0 52.0 54.1 55.0 52.0 55.9 58.0 52.0 58 NA
14-Feb-17 11:58 59.8 62.2 53.8 62.0 65.1 49.7 62.8 67.1 48.0 60.7 64.2 50.6 59.4 62.7 49.8 61.7 64.6 50.6 61 NA
20-Feb-17 11:01 59.5 62.5 54.0 63.0 65.9 53.7 62.1 66.5 48.9 60.5 64.0 51.0 59.7 62.8 50.1 62.0 65.0 51.0 61 NA
NM7 – Po Kat Tsai Village
2-Feb-17 11:28 58.4 60.0 56.0 59.6 61.5 55.0 60.4 63.5 55.5 61.1 63.5 56.0 60.0 62.5 55.5 58.8 60.5 56 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.43) – February 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
8-Feb-17 13:17 69.9 69.0 53.0 63.1 65.0 59.5 61.9 63.0 59.5 62.7 64.5 60.0 63.3 65.5 60.0 62.3 64 59.5 65 NA
14-Feb-17 9:15 54.8 57.5 51.4 54.8 57.0 51.4 54.1 55.9 49.7 55.4 56.9 50.5 54.6 55.7 49.6 55.9 56.6 50.8 55 NA
20-Feb-17 13:04 55.2 58.1 51.4 54.5 57.1 51.0 54.0 55.7 49.8 55.5 57.1 51.0 54.6 55.8 50.4 54 55.6 50.1 55 NA
NM8 - Village House, Tong Hang
1-Feb-17 11:14 56.4 59 49.5 55.5 55.5 48.5 60.3 62 50 60.9 63 50.5 56.8 58.5 50 56.3 57.5 49 58 NA
7-Feb-17 9:42 56.2 59.8 46.2 57.1 61.4 47.1 58.4 62.3 45.5 56.3 60 49.7 57.2 61.3 48.6 59.6 65.8 45.1 58 NA
13-Feb-17 9:48 57.8 63.3 47.8 59.4 65.4 48 57.5 58 48.8 60.5 66.6 47.8 59.7 65.8 47.6 64.7 68.4 49.4 61 NA
24-Feb-17 9:51 58.9 63.3 47 59.4 63 47.8 60.8 66.5 48 57.9 63.7 47.8 59.8 65 48.4 57.9 58.9 48 59 NA
NM9 - Village House, Kiu Tau Village
1-Feb-17 10:23 62.0 64.0 52.5 64.1 67.0 51.5 64.8 66.0 51.5 64.1 62.5 51.0 65.7 68.0 52.0 61.6 59.5 53.0 64 NA
7-Feb-17 10:29 62.4 65.1 57.8 64.2 66.3 58.4 61 63.9 56.4 65.1 68.4 58.1 64.2 65.1 56.3 67.1 67.4 55.2 64 NA
13-Feb-17 10:34 63.9 66.5 58.3 64.4 66.0 57.6 63.7 66.1 57.8 64.5 67.5 58.7 63.7 66.6 57.8 62.7 65.8 56.9 64 NA
24-Feb-17 10:36 73.4 68.2 60.4 62.9 65.7 59.8 63.4 66.1 60.1 63.0 65.8 60.5 62.8 65.7 59.7 63.5 66.4 60.2 67 NA
NM10 - Nam Wa Po Village House No. 80
1-Feb-17 10:15 59.7 62.0 50.0 60.9 63.5 50.0 60.6 62.5 49.0 56.2 55.5 47.5 64.7 63.0 49.5 60.6 61.0 52.5 61 64
7-Feb-17 11:26 65.2 67.4 59.3 66.2 68.9 61.2 64.3 67.4 60.7 63 67.5 58.2 63.1 65 59.7 67.1 69.2 62.4 65 68
13-Feb-17 11:21 66.7 70.8 61.2 64.2 68.4 61.2 65.6 68.7 60.6 62.5 63.4 60.8 62.0 63.1 60.0 62.0 62.5 59.4 64 67
24-Feb-17 11:18 62.8 65.9 59.5 62.4 64.1 59.5 60.5 61.8 58.7 61.0 63.0 58.4 62.7 64.7 59.7 61.1 63.2 59.6 62 65

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017 Noise Monitoring Results for Restricted Hour, dB(A)

Evening Time Night Time
Date Start Time Leq5min L10 L90 façade correction Leq5min Date Start Time Leq5min L10 L90 façade correction Leq5min
NM1 - Tsung Yuen Ha Village House No. 63
3-Feb-17 22:10 40.1 41 36.6 NA
10-Feb-17 22:11 45 46.2 42.1 NA
17-Feb-17 22:06 45.5 43.1 33.7 NA
23-Feb-17 22:10 52.1 53.5 47.2 NA
NM4 - Wo Keng Shan Village House
3-Feb-17 22:28 48.8 50.5 34.3 NA - - - - - -
10-Feb-17 22:28 56.4 58.7 42.4 NA - - - - - -
17-Feb-17 22:30 58.9 57.8 37.6 NA - - - - - -
23-Feb-17 22:27 42.1 46 31.2 NA
NM5– Ping Yeung Village House
3-Feb-17 22:38 45.6 48.2 38.2 NA 3-Feb-17 23:00 45.5 48.4 35.4 NA
10-Feb-17 22:41 47.0 49.0 36.2 NA 10-Feb-17 23:00 44.5 47.8 36.3 NA
17-Feb-17 22:43 50.1 51.8 39.1 NA 17-Feb-17 23:00 46.0 49.8 36.7 NA
23-Feb-17 22:41 50 51.8 36.1 NA 23-Feb-17 23:00 49.8 54.4 38.8 NA
NM7 – Po Kat Tsai Village
3-Feb-17 21:48 43.8 45.4 37.8 NA 3-Feb-17 23:15 49.3 46.9 39.9 NA
10-Feb-17 21:50 49.1 49.1 48.0 NA 10-Feb-17 23:17 46.0 47.9 40.7 NA
17-Feb-17 21:40 51.6 51.2 42.9 NA 17-Feb-17 23:20 49.6 45.6 43.0 NA
23-Feb-17 21:50 56.4 59.2 51.8 NA 23-Feb-17 23:15 43.1 45.2 36.9 NA
NM8 - Village House, Tong Hang
3-Feb-17 21:18 59.0 65.5 45.4 NA 3-Feb-17 23:58 56.6 55.3 44.9 NA
10-Feb-17 21:18 57.0 57.4 44.2 NA 10-Feb-17 23:53 55.7 62.1 42.8 NA
17-Feb-17 21:07 58.4 63.7 46.9 NA 17-Feb-17 23:41 59.6 59.9 45.9 NA
23-Feb-17 21:23 58.7 58.9 49.7 NA 23-Feb-17 23:40 57.5 56.6 48.3 NA
NM9 - Village House, Kiu Tau Village
- - - - - - 3-Feb-17 0:15 59.3 61 50.3 NA
11-Feb-17 0:10 60.1 66.7 53.9 NA
- - - - - - 18-Feb-17 0:00 63.9 66.7 52.8 NA
NM10 - Nam Wa Po Village House No. 80
- - - - - - 4-Feb-17 0:23 56.1 59.1 61.2 56.1
11-Feb-17 0:25 56.4 59.4 61.3 53.8
- - - - - - 18-Feb-17 0:16 58.1 61.1 62.8 58.4

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017 Water Quality Monitoring Data for Contract 6 and SS C505

Date 2-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:26 0.34 18.4 18.4 6.65 6.7 70.7 70.8 8.2 8.0 9.3 9.3 6 5.0
18.4 6.66 70.8 7.8 9.3 4
WM1 9:37 0.26 18.4 18.4 8.35 8.3 88.8 88.8 12.7 12.1 8.5 8.5 14 13.5
18.4 8.34 88.8 11.4 8.5 13
Date 4-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:24 0.34 17 17.1 7.48 7.5 77.8 78.0 10.5 10.8 8.7 8.7 14 13.0
17.1 7.51 78.1 11.1 8.7 12
WM1 9:31 0.17 18 18.1 8.6 8.6 91.1 91.6 10.4 10.8 8.6 8.6 6 6.0
18.1 8.65 92.1 11.1 8.6 6
Date 7-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:30 0.34 17.7 17.7 6.91 6.9 72.2 72.5 6.7 6.5 8.9 8.9 3 2.5
17.7 6.94 72.8 6.2 8.9 2
WM1 9:40 0.26 17.9 17.9 8.46 8.5 89.1 89.4 10.4 10.1 8.8 8.8 5 5.5
17.9 8.5 89.7 9.7 8.8 6
Date 9-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:37 0.34 15.8 15.8 7.68 7.7 77.2 77.1 5.4 5.3 10.3 10.3 <2 <2
15.8 7.65 76.9 5.3 10.3 <2
WM1 9:49 0.26 14.4 14.4 9.72 9.7 94.6 94.7 6.5 6.3 10.6 10.6 3 3.0
14.4 9.74 94.8 6.2 10.6 3
Date 11-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:25 0.34 12.5 12.5 7.44 7.5 75.8 74.7 3.6 3.6 9.3 9.3 <2 <2
12.5 7.49 73.5 3.5 9.3 <2
WM1 10:37 0.26 12 12.0 10.84 10.8 99.6 99.4 7.5 7.6 9.4 9.4 3 4.0
12 10.76 99.1 7.7 9.4 5

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 13-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 10:05 0.34 18.3 18.3 6.21 6.2 62.4 62.6 4.34 4.3 9.4 9.4 <2 <2
18.3 6.23 62.8 4.27 9.4 <2
WM1 10:10 0.25 15 15.0 15 15.0 100.6 100.7 9.4 9.4 9 9.0 8 8.0
15 15 100.7 9.33 9 8
Date 15-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:30 0.34 20.8 20.8 5.54 5.6 61.5 61.6 5.7 5.9 10 10.0 3 3.0
20.8 5.56 61.7 6.1 10 3
WM1 9:40 0.26 20.6 20.6 6.49 6.5 72.2 72.3 21.8 20.6 9.8 9.8 14 14.0
20.6 6.5 72.4 19.4 9.8 14
Date 17-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:30 0.34 23.4 23.4 6.55 6.6 76.7 76.8 8.1 7.7 9.7 9.7 5 6.0
23.4 6.57 76.9 7.3 9.7 7
WM1 9:50 0.26 20.5 20.5 6.79 6.8 76.9 77.4 24.2 25.2 9.5 9.5 18 18.0
20.5 6.9 77.8 26.2 9.5 18
Date 20-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 12:37 0.27 21.6 21.6 6.41 6.4 73.5 74.1 13.1 13.2 9.2 9.2 3 3.0
21.6 6.47 74.7 13.3 9.2 3
WM1 12:49 0.18 24.1 24.1 8.75 8.8 104.1 107.0 32.9 33.7 9 9.0 40 38.5
24.1 8.8 109.9 34.5 9 37

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 22-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:45 0.35 23.4 23.4 5.98 6.0 70.3 70.4 901.0 911.5 9.3 9.3 411 421.5
23.4 6 70.5 922.0 9.3 432
WM1 9:55 0.28 23.8 23.8 6.63 6.6 78.6 78.7 808.0 792.5 9 9.0 332 319.0
23.8 6.65 78.8 777.0 9 306
Date 24-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 11:40 0.34 14.2 14.2 8.36 8.4 80.9 81.1 18.3 18.4 8.3 8.3 8 8.5
14.2 8.39 81.2 18.4 8.3 9
WM1 11:50 0.26 11.4 11.4 9.41 9.4 86.0 86.0 148.0 151.0 8 8.0 126 123.0
11.4 9.4 86.0 154.0 8 120
Date 25-Feb-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 9:12 0.34 9.2 9.3 6 6.0
9.4
WM1 9:23 0.26 50.1 50.6 39 39.0
51.1
Date 27-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM1-C 14:15 0.34 19.4 19.4 7.96 8.0 86.7 86.7 77.6 76.5 8.9 8.9 69 68.5
19.4 7.95 86.6 75.3 8.9 68
WM1 14:00 0.26 19.7 19.7 8.36 8.4 91.5 91.6 84.1 87.0 8.7 8.7 78 79.5
19.7 8.37 91.6 89.8 8.7 81

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

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017 Water Quality Monitoring Data for Contract 2 and 3

Date 2-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 10:55 0.18 18.3 18.3 7.82 7.8 83.1 83.2 5.6 5.1 9.2 9.2 3 3.0
18.3 7.82 83.2 4.7 9.2 3
WM4-CB 11:05 0.31 19 19.0 4.5 4.5 48.7 48.5 8.2 7.6 8.7 8.7 7 7.0
19 4.48 48.2 7.1 8.7 7
WM4 10:50 0.14 18.6 18.6 7.02 7.0 75.2 75.1 10.8 10.7 9.2 9.2 17 16.0
18.6 7 74.9 10.5 9.2 15
Date 4-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:23 0.13 20.5 20.6 8.51 47.3 94.7 95.3 6.4 6.4 9 9.1 2 2.0
20.6 86 95.8 6.5 9.1 2
WM4-CB 11:54 0.21 21 21.1 6.97 7.0 78.2 78.8 8.6 8.7 8.5 8.5 9 8.0
21.1 7.07 79.4 8.7 8.5 7
WM4 11:04 0.18 19.5 19.6 7.91 8.0 86.4 87.0 8.7 8.8 9.1 9.1 10 10.5
19.6 7.99 87.5 8.8 9.1 11
Date 7-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:00 0.18 19.1 19.1 8.55 8.6 92.6 92.8 19.8 19.1 9.2 9.2 4 4.0
19.1 8.56 92.9 18.4 9.2 4
WM4-CB 12:15 0.31 19.6 19.6 7.42 7.4 81.2 80.9 11.8 11.2 8.7 8.7 8 8.5
19.6 7.37 80.5 10.5 8.7 9
WM4 11:55 0.14 19.3 19.3 8.19 8.2 88.8 88.9 26.9 27.9 9.3 9.3 22 22.0
19.3 8.18 88.9 28.9 9.3 22
Date 9-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:55 0.18 18.2 18.2 10.44 10.9 106.7 109.8 8.1 8.1 10.9 10.9 6 6.0
18.2 11.28 112.9 8.0 10.9 6

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

WM4-CB 12:10 0.31 18.7 18.7 7.82 7.9 82.8 83.4 10.5 10.1 10.5 10.5 10 10.0
18.7 7.96 84.0 9.8 10.5 10
WM4 11:45 0.14 16.4 16.4 9.34 9.9 93.2 96.8 11.2 10.7 11.1 11.1 6 5.5
16.4 10.38 100.4 10.1 11.1 5
Date 11-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 13:10 0.18 16 16.0 10.41 10.4 105.5 105.4 13.1 12.3 10.4 10.4 5 5.5
16 10.42 105.3 11.4 10.4 6
WM4-CB 13:20 0.31 18.2 18.2 7.95 8.0 82.2 82.3 15.9 15.5 9.8 9.8 12 12.0
18.2 7.97 82.4 15.0 9.8 12
WM4 13:00 0.14 14.2 14.2 9.59 9.6 93.3 93.4 29.8 30.3 10.4 10.4 15 16.0
14.2 9.6 93.4 30.7 10.4 17
Date 13-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:40 0.18 21.3 21.3 7.77 7.8 87.8 88.0 5.9 5.7 9.3 9.3 5 4.5
21.3 7.8 88.1 5.5 9.3 4
WM4-CB 11:55 0.31 20.3 20.3 7.44 7.4 82.6 82.8 15.9 15.9 9.1 9.1 11 10.5
20.3 7.43 82.9 15.9 9.1 10
WM4 11:35 0.14 19.3 19.3 7.46 7.5 80.9 80.9 35.0 35.1 9.4 9.4 26 27.0
19.3 7.45 80.8 35.2 9.4 28
Date 15-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:35 0.18 20.1 20.1 8.9 8.9 97.9 98.0 5.5 5.6 9 9.0 <2 <2
20.1 8.91 98.0 5.7 9 <2
WM4-CB 11:47 0.31 20.1 20.1 7.39 7.4 80.8 80.9 12.2 12.3 8.7 8.7 10 10.0
20.1 7.4 80.9 12.3 8.7 10
WM4 11:20 0.14 19.5 19.5 7.4 7.4 80.4 80.5 10.5 10.8 8.9 8.9 8 8.5
19.5 7.41 80.5 11.1 8.9 9

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 17-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:10 0.18 23.5 23.5 7.58 7.6 89.1 89.2 12.8 12.5 8.5 8.5 9 10.0
23.5 7.6 89.3 12.2 8.5 11
WM4-CB 12:25 0.31 23.9 23.9 6.91 6.9 80.9 80.9 11.4 11.5 8.3 8.3 10 9.0
23.9 6.92 80.9 11.5 8.3 8
WM4 12:00 0.14 23.5 23.5 6.56 6.6 77.0 77.1 27.2 27.7 8.5 8.5 19 20.0
23.5 6.58 77.2 28.2 8.5 21
Date 20-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:27 0.12 25.2 25.2 6.41 6.5 77.9 78.2 13.8 13.9 9.9 9.9 13 13.0
25.2 6.51 78.4 14.0 9.9 13
WM4-CB 11:47 0.27 25.1 25.1 5.54 5.6 67.3 67.9 17.2 17.6 9.4 9.4 13 14.0
25.1 5.6 68.4 18.0 9.4 15
WM4 11:10 0.14 26.2 26.2 5.76 5.8 71.1 71.3 31.4 32.1 9.5 9.5 31 31.5
26.2 5.78 71.4 32.8 9.5 32
Date 22-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:30 0.18 21.9 21.9 7.09 7.1 81.0 81.3 15.5 15.9 8.7 8.7 11 11.5
21.9 7.13 81.5 16.3 8.7 12
WM4-CB 11:40 0.31 20.9 20.9 5.28 5.3 59.1 59.4 21.0 20.6 8.5 8.5 14 13.0
20.9 5.32 59.6 20.2 8.5 12
WM4 11:20 0.14 20.7 20.7 6.99 7.0 78.1 78.3 34.9 35.0 8.6 8.6 26 27.0
20.7 7.01 78.4 35.0 8.6 28
Date 24-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 11:00 0.18 14.3 14.3 9.41 9.4 91.4 91.5 16.1 15.0 8.4 8.4 12 11.0
14.3 9.43 91.6 13.8 8.4 10
WM4-CB 10:35 0.31 16.4 16.4 5.24 5.2 53.9 53.8 7.2 7.1 8.6 8.6 6 6.0

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

16.4 5.22 53.6 6.9 8.6 6
WM4 10:50 0.14 14.3 14.3 7.74 7.7 75.4 75.5 23.4 23.1 8.4 8.4 18 17.5
14.3 7.75 75.5 22.8 8.4 17
Date 27-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM4-CA 12:10 0.18 18.4 18.4 9.65 9.6 102.3 102.0 4.9 5.1 7.9 7.9 <2 <2
18.4 9.59 101.6 5.3 7.9 <2
WM4-CB 11:50 0.31 20.3 20.3 7.43 7.4 79.9 80.0 12.6 12.7 8.1 8.1 12 13.0
20.3 7.44 80.1 12.8 8.1 14
WM4 12:00 0.14 18.8 18.8 8.19 8.2 86.7 86.8 13.1 11.9 8 8.0 9 9.0
18.8 8.21 86.9 10.6 8 9

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017 Water Quality Monitoring Data for Contract 6

Date 2-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:00 0.28 18.4 18.4 7.95 7.9 84.7 84.7 15.4 15.6 8.00 8.0 4 5.0
18.4 7.93 84.6 15.8 8.00 6
WM2A 9:48 0.17 18.9 18.9 8.19 8.2 88.0 88.0 20.9 20.1 8.30 8.3 32 32.5
18.9 8.16 87.9 19.2 8.30 33
Date 4-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 9:52 0.36 18 18.1 8.24 8.3 87.2 87.7 15.0 15.1 8.00 8.0 3 3.0
18.1 8.31 88.1 15.2 8.00 3
WM2A 9:39 0.18 18.5 18.5 8.2 8.2 88.3 88.9 9.2 9.3 8.20 8.2 8 8.0
18.4 8.26 89.4 9.4 8.20 8
Date 7-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10;20 0.28 17.7 17.7 7.9 7.9 82.9 83.2 14.5 14.5 7.90 7.9 4 4.0
17.7 7.93 83.4 14.4 7.90 4
WM2A 10:00 0.17 18.4 18.4 8.31 8.3 88.6 88.6 24.3 24.2 7.70 7.7 34 32.5
18.4 8.3 88.5 24.1 7.70 31
Date 9-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:20 0.28 15.1 15.1 8.27 8.3 82.2 82.7 20.1 20.2 10.40 10.4 6 5.0
15.1 8.38 83.1 20.2 10.40 4
WM2A 10:00 0.17 16 16.0 8.37 8.8 84.7 88.2 10.1 10.5 10.60 10.6 10 10.5
16 9.31 91.6 11.0 10.60 11
Date 11-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:05 0.28 14 14.0 9.43 9.1 89.3 87.4 17.0 16.6 9.40 9.4 5 5.5
14 8.85 85.5 16.2 9.40 6
WM2A 10:50 0.17 12.7 12.7 10.44 10.5 96.7 96.8 18.3 18.1 9.20 9.2 14 14.0

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

12.7 10.47 96.8 17.9 9.20 14
Date 13-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:30 0.17 15.5 15.5 8.19 8.2 82.0 82.2 10.0 9.6 8.90 8.9 2 2.0
15.5 8.21 82.3 9.1 8.90 2
WM2A 10:20 0.17 15.7 15.7 8.73 8.7 87.8 87.9 11.5 12.0 9.00 9.0 11 11.5
15.7 8.74 88.0 12.4 9.00 12
Date 15-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:05 0.28 18.8 18.8 6.39 6.4 68.6 68.8 16.0 16.6 9.50 9.5 5 4.5
18.8 6.43 69.0 17.1 9.50 4
WM2A 9:50 0.17 19.8 19.8 6.35 6.4 69.3 69.4 14.2 14.7 9.50 9.5 9 8.5
19.8 6.37 69.5 15.2 9.50 8
Date 17-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 11:15 0.28 21.7 21.7 5.84 5.9 66.2 66.3 9.5 9.6 8.90 8.9 2 2.5
21.7 5.86 66.4 9.7 8.90 3
WM2A 11:30 0.17 22.7 22.7 6.7 6.7 77.8 77.9 59.4 59.6 8.70 8.7 58 62.0
22.7 6.71 77.9 59.7 8.70 66
Date 18-Feb-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 9:54 0.29 13.1 13.8 5 5.0
14.5 5
WM2A 9:37 0.18 22.0 22.6 33 33.0
23.1 33
Date 20-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 13:02 0.27 23.7 23.9 6.9 6.9 81.3 81.8 11.4 11.9 8.60 8.6 4 4.0
24 6.92 82.3 12.4 8.60 4

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

WM2A 13:24 0.18 24.1 24.2 7.3 7.3 86.7 87.1 23.6 24.1 8.60 8.6 13 13.5
24.2 7.37 87.5 24.5 8.60 14
Date 22-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:20 0.30 19.9 19.9 7.05 6.9 77.7 76.8 119.0 117.0 8.70 8.7 95 95.5
19.9 6.83 75.9 115.0 8.70 96
WM2A 10:10 0.18 22.7 22.7 6.05 6.0 69.8 69.6 129.0 131.5 8.70 8.7 74 72.0
22.7 6.01 69.4 134.0 8.70 70
Date 24-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 12:15 0.28 11.4 11.4 10.66 10.7 98.0 98.1 33.8 36.4 8.10 8.1 6 5.5
11.4 10.68 98.1 38.9 8.10 5
WM2A 12:00 0.17 15.7 15.7 7.91 7.9 80.0 79.8 171.0 169.0 8.00 8.0 227 219.5
15.7 7.86 79.6 167.0 8.00 212
Date 25-Feb-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 10:13 0.28 9.2 9.6 5 5.0
10.1
WM2A 9:41 0.70 19.9 20.5 34 34.0
21.0
Date 27-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2A-C 13:40 0.28 19.5 19.5 7.03 7.1 76.4 76.6 8.9 8.7 9.20 9.2 <2 <2
19.5 7.07 76.8 8.5 9.20 <2
WM2A 13:50 0.17 18.8 18.8 8.05 8.1 86.4 86.5 23.4 23.6 9.10 9.1 32 33.5
18.8 8.06 86.5 23.7 9.10 35

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

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 2-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:20 0.02 21 21.0 7.52 7.5 85.0 85.2 6.7 6.4 10.4 10.4 2 2.0
21 7.54 85.3 6.2 10.4 <2
WM2B 10:10 0.02 19.4 19.4 7.95 8.0 86.6 87.1 11.0 11.0 11.2 11.2 10 11.0
19.4 8.03 87.6 10.9 11.2 12
Date 4-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:09 0.02 18 18.0 8.83 8.9 93.3 93.9 6.4 6.4 9.7 9.7 10 10.5
18 8.91 94.5 6.5 9.7 11
WM2B 10:02 0.02 19 19.1 8.26 8.3 89.2 89.5 7.0 7.0 10.2 10.2 8 8.0
19.1 8.28 89.8 7.1 10.2 8
Date 7-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:45 0.02 21.1 21.1 7.51 7.5 84.5 84.8 5.5 5.3 7.8 7.8 <2 <2
21.1 7.55 85.1 5.2 7.8 <2
WM2B 10:30 0.02 20.2 20.2 8.01 8.0 88.5 88.7 11.2 11.1 9.8 9.8 11 11.0
20.2 8.04 88.8 11.0 9.8 11
Date 9-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:50 0.02 20 20.0 7.88 8.0 86.6 87.4 3.4 3.5 10.1 10.1 <2 <2
20 8.04 88.2 3.6 10.1 <2
WM2B 10:30 0.02 17.5 17.5 9.11 9.3 94.1 95.9 11.3 11.3 10 10.0 5 5.5
17.5 9.57 97.6 11.2 10 6

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 11-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 11:35 0.02 20.1 20.1 9.21 9.2 97.6 97.7 2.5 2.7 9.6 9.6 <2 <2
20.1 9.24 97.8 2.9 9.6 <2
WM2B 11:20 0.02 12 12.0 11.45 11.3 106.8 105.7 3.5 3.4 9.1 9.1 <2 <2
12 11.08 104.5 3.2 9.1 <2
Date 13-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:52 0.02 17.9 17.9 9.73 9.7 102.3 102.4 4.1 3.8 9 9.0 <2 <2
17.9 9.74 102.5 3.4 9 <2
WM2B 10:40 0.02 15.6 15.6 9.07 9.1 91.4 91.3 8.6 9.2 8.8 8.8 3 3.5
15.6 9.05 91.1 9.8 8.8 4
Date 15-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:35 0.02 18.6 18.6 7.5 7.5 80.1 80.2 3.4 3.4 9.2 9.2 <2 <2
18.6 7.52 80.3 3.4 9.2 <2
WM2B 10:25 0.02 18.3 18.3 7.58 7.6 80.6 80.7 10.2 10.3 9.2 9.2 8 7.5
18.3 7.59 80.7 10.3 9.2 7
Date 17-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:47 0.02 20.8 20.8 7.19 7.2 80.4 80.4 4.8 4.7 9.4 9.4 3 3.5
20.8 7.2 80.4 4.6 9.4 4
WM2B 10:47 0.02 21.5 21.5 7.44 7.4 84.3 84.4 6.6 6.1 9.1 9.1 7 7.0
21.5 7.45 84.5 5.6 9.1 7

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 20-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 13:49 0.02 26 25.9 6.12 6.2 75.3 75.9 7.8 7.9 8.7 8.7 7 6.0
25.7 6.2 76.4 7.9 8.7 5
WM2B 13:37 0.02 24.4 24.4 7.17 7.2 85.7 86.3 10.3 10.6 8.5 8.5 11 11.5
24.4 7.21 86.9 10.9 8.5 12
Date 22-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 10:45 0.02 21.4 21.4 7.38 7.4 83.3 83.4 2.8 2.6 8.5 8.5 <2 <2
21.4 7.39 83.4 2.4 8.5 <2
WM2B 10:35 0.02 20.7 20.7 8.14 8.1 90.8 90.8 10.4 10.2 8.4 8.4 9 8.5
20.7 8.13 90.7 9.9 8.4 8
Date 24-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 12:35 0.02 12.6 12.6 10.81 10.8 101.1 101.3 1.9 1.7 8.8 8.8 <2 <2
12.6 10.85 101.4 1.5 8.8 <2
WM2B 12:25 0.02 12.1 12.1 11.2 11.2 104.2 104.3 10.3 10.7 8.1 8.1 12 11.0
12.1 11.16 104.3 11.0 8.1 10
Date 27-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM2B-C 13:20 0.02 21.8 21.8 7.13 7.1 79.5 79.6 2.1 2.3 8.1 8.1 <2 <2
21.8 7.15 79.7 2.4 8.1 <2
WM2B 13:30 0.02 19.6 19.6 8.49 8.5 92.8 92.9 10.9 11.0 8.9 8.9 10 10.0
19.6 8.5 92.9 11.0 8.9 10

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017 Water Quality Monitoring Data for Contract 2 and 6

Date 2-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:30 0.03 20.8 20.8 7.04 7.0 78.9 78.8 4.1 3.9 9.8 9.8 5 4.5
20.8 7.03 78.6 3.8 9.8 4
WM3 10:38 0.15 18.8 18.8 8.41 8.4 90.4 90.7 3.6 3.6 9.5 9.5 7 6.5
18.8 8.48 91.0 3.5 9.5 6
Date 4-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:20 0.17 22.5 22.6 6.01 6.1 69.4 70.2 3.6 3.6 8.9 8.9 2 2.0
22.6 6.13 71.0 3.6 8.9 2
WM3 10:29 0.15 19 19.1 8.48 8.5 92.2 93.0 8.6 8.7 9.3 9.3 9 8.5
19.2 8.54 93.7 8.8 9.3 8
Date 7-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:00 0.03 21.2 21.2 6.29 6.3 71.0 70.8 4.6 4.3 10.6 10.6 8 8.5
21.2 6.26 70.5 4.1 10.6 9
WM3 11:10 0.15 18.8 18.8 8.65 8.7 92.7 92.9 9.1 8.5 10.2 10.2 10 10.0
18.8 8.66 93.0 7.8 10.2 10
Date 9-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:05 0.03 19.9 19.9 10.65 10.6 105.7 105.8 5.4 5.8 10.1 10.1 9 8.0
19.9 10.64 105.8 6.1 10.1 7
WM3 11:12 0.15 17.2 17.2 10.5 10.4 100.5 100.4 13.3 13.4 11 11.0 12 12.0
17.2 10.3 100.2 13.4 11 12
Date 11-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

WM3-C 11:47 0.03 21 21.0 8.47 8.5 92.3 92.2 79.4 78.0 10.9 10.9 80 83.5
21 8.45 92.1 76.6 10.9 87
WM3 11:57 0.15 18.1 18.1 7.28 7.3 76.6 76.5 19.7 19.9 11.1 11.1 32 31.0
18.1 7.26 76.4 20.0 11.1 30
Date 13-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:00 0.03 17.2 17.2 9.58 9.6 100.0 100.1 4.8 4.8 8.8 8.8 4 3.5
17.2 9.59 100.2 4.8 8.8 3
WM3 11:10 0.15 18.8 18.8 7.45 7.5 80.5 80.4 30.9 30.6 9.5 9.5 23 22.5
18.8 7.46 80.3 30.3 9.5 22
Date 14-Feb-17#
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 11:30 0.03 4.3 4.6 3 3.0
4.8
WM3 11:45 0.15 8.3 8.5 7 7.0
8.7
Date 15-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:45 0.03 18.6 18.6 7.7 7.7 82.4 82.6 6.3 6.0 8.8 8.8 7 7.0
18.6 7.72 82.7 5.7 8.8 7
WM3 11:00 0.15 19.2 19.2 7.78 7.8 84.0 84.1 5.2 5.0 9 9.0 <2 <2
19.2 7.77 84.1 4.8 9 <2
Date 17-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:25 0.03 23 23.0 5.98 6.0 69.5 69.6 6.4 6.5 9.2 9.2 <2 2.0
23 5.99 69.6 6.6 9.2 2
WM3 10:35 0.15 22.7 22.7 6.34 6.4 73.4 73.6 4.7 4.2 9.4 9.4 <2 <2
22.7 6.38 73.8 3.7 9.4 <2

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

AUES

Monthly Environmental Monitoring & Audit Report (No.43) – February 2017

Date 20-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 14:01 0.14 25.5 25.6 4.97 5.0 60.9 61.6 3.2 3.3 8.4 8.4 3 4.0
25.6 5.07 62.3 3.3 8.4 5
WM3 14:19 0.13 27.6 27.6 6.32 6.4 79.9 80.5 11.6 11.8 8.5 8.5 9 8.5
27.6 6.45 81.0 12.0 8.5 8
Date 22-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 10:55 0.03 21.4 21.4 6.7 6.7 76.0 76.1 3.8 3.7 8.3 8.3 15 14.5
21.4 6.72 76.2 3.5 8.3 14
WM3 11:05 0.15 20.9 20.9 7.22 7.2 80.9 81.1 9.8 10.1 8.7 8.7 7 7.0
20.9 7.25 81.2 10.3 8.7 7
Date 24-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 12:45 0.03 11.4 11.4 12.61 12.6 116.1 116.0 13.8 13.5 8.9 8.9 49 47.0
11.4 12.58 115.8 13.2 8.9 45
WM3 12:55 0.15 12.3 12.3 10.56 10.6 99.0 99.1 10.9 10.5 8.1 8.1 7 7.0
12.3 10.57 99.1 10.0 8.1 7
Date 27-Feb-17
Location Time Depth (m) Temp (oC) DO (mg/L) DO (%) Turbidity (NTU) pH SS(mg/L)
WM3-C 13:10 0.03 21.1 21.1 7.03 7.0 79.2 79.3 5.8 5.3 8.1 8.1 6 5.0
21.1 7.04 79.4 4.8 8.1 4
WM3 13:00 0.15 18.9 18.9 8.75 8.7 94.6 94.3 11.7 11.8 8 8.0 12 12.5
18.9 8.69 94.0 11.9 8 13

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