Z Muk Wu Police Post Police Nga Yiu 6.3 38.3 22.7 Post 183.0 Nga Yiu Ha 5.9 Ruin j⁄ 2.8 p Village Z 6.9 Z Z 6.3 Muk Wu p Police Ruin Z Post 75 TAI SHEK MO Tong Fong Shek O Fung Wong Wu Wo Keng Shan Ponds 4.3 Ruin 297 Police Post 4.9 6.1 Ping Yeung

Lei Uk WO KENG SHAN p 4.8 San Uk Ling Shui Hau 17.3 Z 61 p Police Ruin 152.7 Post Sing Ping Village 4.3 „ Sandy Ridge Cemetery û¤¤ SEUNG MA Tak Yuet Liu Pok p LEI YUE Lau Z Graves Ta Kwu Ling Farm Police p Post 10.8 MIU KENG NGAU KOK SHAN Ruin 181.2 Police KONG NGA Post Tai Po Tin 43.6 15.7 PO CHEUNG SHAN 2.3 167 154.1 Sha Ling Z Police Post Shui Lau Hang 2.0 Ponds Ping Che p Shun Yee New Village San Tsuen TAI SHEK MO SHAN TONG Ruin 183

Sheung Shan Z 183 Police 8.9 Firing Range Kai Wat Post Kai Fong Ha Shan PAK HOK Tse Koo Garden Tai Tong Wu Ruin Kai Wat SHAN Z Hang Wang Shan Keuk p Ma Tso Lung CHEUNG PO TAU 24.9 Ngam Pin CHAM SHAN San Tsuen Ngam Pin San Tsuen Z 115 TAI HOM TUK Ruin Z Lo Wu 300m Range 93 3.7 108 PAI TAU LO Ruin Ruin Water Treatment Pak Tin Works 13.7 New Village Ma Mei Leng Tsai Ha

Lo Wu 115 CAT HILL WANG LENG ÂÅl Correctional Institution 45.5 Firing Ma Mei Ha Leng Tsui Range 32 WA SHAN 6.8 Hung Leng FUNG KONG SHAN San Wai / Tai Ling Firing Range Kan Tau Tsuen Tse Koo Hang Wa Shan Leng Pei Tsuen 164 4.0 Tsung Yuen Z 135 MA TAU LENG 12.6 Lok Ma Kwan Tei North 8.2 Tit Hang Chau Ng Uk Tsuen Ruin Research & Development in Z Tan Chuk Hang Z 13.9 60 Lo Wai Tan Chuk Man Kok Ha Pak Tsuen Ruin 6.2 60 Hang Village 12.7 SZE TEI Ho Sheung KO PO SHAN Ruin Fung Kong SHAN 134 Sewage Treatment Heung Chung Lookout Works Sheung SHEUNG SHUI Z Sum Pak Ko Po 14.0 Z Tsuen Tsuen Siu Hang Z Mun Hau Support of Lok Ma Chau Loop Police Tin Ping Shan San Tsuen Wai Loi Siu Hang Kwan Tei San Tong Po Post Tsuen Barracks Tsuen Tsuen Ruin Ruin 15.6 Ruin Tung Fong Tai Yuen Tsuen Pun Uk Tsuen Tsuen 37 Tong Kok Po Sheung Tsui Lai SACRED HILL 7.0 76.2 Tsuen Garden ( TIN PING SHAN ) 7.3 Hing Yan Tsuen Kan Lung Tsuen Development 24.5 Woodland Lookout Hok Tau Pai Ponds Crest Ma Liu Shui Chau Tau Shek Tsai San Wai San Tsuen Dills Corner Leng Fu Tei Pai Pak Shek Au Garden ƱY 8.2 Shek Wu San Uk Tai Wo San Tsuen Kwu Tung Tsuen TAI LENG PEI 9 16 Wu Nga 3.5 Yin Kong QUEEN'S HILL 170 Lok Yeung Ponds Tsung Pak Noble Hill 9.1 Long Tin Ping 4.3 Europa Garden Ma Shi Po ¤flb PAI TAU LO Estate Ling Shan 9 Tai Tau Choi Po Town Hall Wing Ning Tsuen Belair Monte Leng Court Wing Fok Wing Fai Wai Centre Centre Po Kat Tsai Hok Tau Wai Sheung Shui 21.8 Disused School (Potential Eco-tourism Education Centre, Wing Ping Regentville Centre LING HILL Wing Ning Choi Yuen Estate Tung Kok Ma Tso Lung Grand Tsuen Casas Domingo So Kwun Po Wai Yuk Po Court Regentville Lau Shui North District Heung Ma Wat Holiday Camp or Other Recreation Uses) Park Garden Z Tsuen The Royal Oaks F1-2 San Tsuen KI LUN SHAN 22.4 Ma Wat Lookout Tai Ping Wai Tsz Tong Ruin Tsuen 222 Estate Z Ki Lun p Fan Leng Lo Wai Tsuen On Lok North District Lau 10.7 Hospital Tsuen 71.5 OU 18.2 Ng Uk Tsuen Shung Him 63.1 Z Tong 3.5 Royal Green 6.7 SPS Z F1-5 278 Ruin Ka Shing Luk Mei Ching Ho Estate Court Cheung Wah Pei Tau Tsuen Kai Leng Estate FANLING ¤ 6.2 Hang Tau Ling Kok Tai Po 40.7 Ka Fuk 13.9 52 Estate Pang Loon Tei GB KI LUN SHAN AU PO LENG AU Tong Hang 17.8 370 7.7 34 Fanling Ponds Ha Kung Tei „360 Fire Lookout 5.8 FUK TSUEN SHAN Centre 107.7 MA TSO LUNG WONG KONG PO LENG SHAN LUNG SHAN 21.0 Ping Kong Proposed WU TIP Sewage Hang Tau Firing SHAN Wu Tip Shan Treatment CHONG TSIN 15.5 On Po Range Village 9 p Works 96 LENG Ruin Avon Park 49 Barracks Kwu Tung North King Shing Dawning Siu Hum Yan Shing Court Views Tsuen 157 Court Golf Course Wah Sum Tsing Kei Hang Tong Kung Leng Estate 21.9 Flushing Water Flora Plaza San Tsuen 14.6 KAT TSAI SHAN AU 9.1 3 Wo Hing Wo Hop Shek Tsuen Village Cheung Lek Experimental Cheong Shing 64.3 Farm Court Service Reservoir Wah Ming 256 Yung Shing Estate 26.6 Court F1-4 Lin Tong Mei 152

337 Kau Lung Hang 96 Tai Lung p F1-1 22.8 29.4 Wa Mei Shan Crematorium Lo Wai G Kiu Tau Z Chan Uk Po Lin Tong Mei Water Tank Tsoi Yuen 9.1 Ruin 6.4 Tsiu Keng W© 29.7 Lo Wai Kau Lung Hang 41.1 Sports Ground/ San Wai 17.9 Water Treatment Works Tsiu Keng Miami Crescent Pang Uk Yuen Leng 23.5 Nam Wa Po 440 16.8 205 Wo Hop Shek Cemetery PING HANG Sports Complex Tsiu Keng 25.6 10.1 San Wai CLOUDY36.2 HILL 23.7 ( KAU LUNG HANG SHAN ) 164.0 8.5 G1-4 10 F1-6 Water Tank Graves 5 38.5 Sheung Shui 9.6 6.5 Treatment Works G1-1 G 7.0 41.8 Ruin 23.5 C2-5 C2-6 20.3 123.6 Z 7.8 Ruin Ruin AGR O 10.3 Graves 842000 N 66.9 Gr GB Lo Wu Firing26.4 Range 8.5 p „ p 8.4 5.3 9.5 19.7 17.2 11.1 19.3 10.5 F1-7 F1-3 p p 18.2 14.9 24.9 36.4 41.6 43.5 Proposed C2-4 Legend Kwu Tung North G1-8„ˆ·g 9.7 7.8 „ O 2 Z Lo Wu Existing CLP Substation and Existing OU 19.2 21.9 Ruin Fresh Water Lo WuCorrectional Correctional Institution Institution AGR Service Reservoir WSD Raw Water Pumping Station 28.2 G1-2 OU „ 53.1 11.3 13.5 Potential Activity Centre Proposed WSD Facilities GravesNDA Boundary Lo Wu Firing Range D1-14 29.3 G1-5 A1-1 j¤¹ 143.3 24.5 Z 7.9 51.8 Government Reserve 33.4 11.2 12.0 TAI LAW HAU OU 18.2 5 G 121.8 G1-9 5 D1-13 G 5.2 A 22.1 G 49.7 p G A1-2 A 6.4 18.5 D1-15 6.7 OU 34.0 Study Area Boundary A1-9 D1-12 12.3 A2-1 Z G 14.2 17.7 Gr Z 5 AGR 6.1 25.4 Ruin Potential Activity26.4 Centre 5.3 Z 15.4 p p Z Ruin Fence p p Z 30.8 G1-3 4.3 16.8 Ruin A A1-7 Qª 5.6 H1-1 26.8 G1-6 Lo Wu Saddle Club p p 18.9 p Tsung Yuen A PlanningA1-3 Land Lease Fire Station and 54.9 63.9 p OU Gr G1-7 6.7 A2-2 123.5 GB Ambulance Depot 24.1 Lo Wu Saddle„ˆ·M Club p RCP Z Lo Wu CA 19.2 20.2 Ruin ñ»^ Ponds Ponds Control for Underground E1-9 20.7 Saddle Club G FUNG KONG SHAN Assume underground Ponds 9 AGR8.2 51.8 GB G Basement Depth Treat] 0m to 4m below E1-6 23.0 Ponds Z 18.7 basement up to 8m 36.5 4.4 Z 20.2 15 Site formation level Ruin E1-8 6.2 29.7 A1-4 p below ground 16.1 „ 31.1 C2-2 O G A 20.6 p 6.1 7.7 Extent for TreatmentA1-5 4.6 4.6 22.5 7.5 25.9 Z 25.3 A p 123.3 Z Ponds W⁄⁄ KÅ Z 29.7 Sheung Shui Tit Hang D1-11b 5.8 17.6 Treat 6m to 8m below Slaughter House 17.0 19.3 E1-7 p p 20 7.9 A2-3 E1-5 O 59.6 23.3 p Site formation level Ponds AGR 6.3 30.7 D1-10 p Sewage Treatment 39.9 p p C1-8 7.5 58.4 Ponds Works Extension 39.9 Z p 7.6 Standard GB 9.0 O p 31.6 p 34.0 p Z Swimming Pool5 10.5 W»x Ruin E1-4 & Sports Centre 17.7 29.8 D1-11a Storage Area 102.2 8 „ for Floodwater 49.3 ñ»^± 20 49.0E1-1 8 6.4 E1-2 Phoenix Garden 45.1 5.8 p 8 p A3-4 15.0 OU Gr27.8 p 2 A3-7 5.1 7.5 Former Ma Tso Lung Landfill ififlB E RR4 R2 S¯⁄ 8.5 ⁄ Assume underground „ 4.9 E Community Sports E p Graves p Man Kok Village C2-3 4.5 C2-1 6.0 41.2 Disused Village School 6.4 o´ basement up to 4m 19.7 14.3 Pump 7.4 1 40.5 O 13.2 25 Filter Bed 28.7 35 A House 31.2 18.5 S¯⁄ ' 20 A3-6 A3-5Open Storage IC 133.4 below ground ¤ A3-2 20 O Ma Tso 6.8 District Headquarters, E1-3 8 S¯⁄ eªW 5.0 6.5 99.9 Lung 15 p Open Storage Z Ho Sheung Heung p 7.8 District Headquarters Associated E Ruin D1-8 Married Staff Quarters, Divisional43.2 û ù¹U¸ 35 Z A3-3 6.4 ˆƒ⁄B 38.3 A2-14 3 6.4 Police Station and Reprovisioning of 90.1 A3-1 Sewage Treatment Works G 35 Fan Garden Junior Police Officer's 27.4 8 A2-13 8.1 7.6 p 43.0 Police Married Quarters E 8 O 27.1 GB PRH R2 15 10.9 D1-9 Z 5.2 6.7 6.9 ñ» A2-12 p p 29.7 û ‡” Fung Kong 8 E A2-10 C1-7 Wai Loi Tsuen 14.2 A2-11 D1-7 35 5.0 24.1 9.4 8 25 3.8 10.7 Sheung Shui 14.9 8 6.5 34.1 E 10.4 Ponds N 7.2 æ 3.6 9.6 91.6 35 30 8.9 30 35 V D1-5 LONG VALLEY 6.2 15 11.7 20 40.7 21.8 A2-3 A2-4 E 4.8 26.2 30.3 104.2 A2-2 15 Z D1-6 6.3 „ A2-1 23.3 Z A2-5 A2-6 3 841000 N Treat 2m to 8m below 15 Ruin A2-7 O 17.5 15 20 15 30 NEC A2-9b 7.3 6.1 û 7.6 4.5 23.9 Site formation level 30.3 Fª 11.9 R4 30 A2-8 21.7 A 35 7.1 4.0 35 12.4 Tung Fong SÅ A2-9a 20 25.9 Z 35 f³ 15 D1-4 p R1c O O 8.7 6.8 ' 18.4 HOS Z 25 O O Ruin PRH S¯⁄ R2 Open Storage PRH 15 A D1-2 p 20.8 Railway 9.4 40.7 p Railway 2 34.9 ƤT Associated Railway R2 Ventilation 5.0 Sunken Plaza A1-12 Associated 3 w¬ Assume underground A1-11Ventilation For Station Associated 15 A ¯„‰¤f‡› A1-10 Facilities For Building Kerry Warehouse OU ¶ Facilities 4.6 7.1 7.8 21.5 OU Facilities Z (Sheung Shui) 14.8 Railway Tong Kok 15 4.9 D1-1 C1-9 p basement up to 4m O 19.3 OU p 6.1 24.7 Associated 31.9 A1-1 7.6 10 6 10.7 20 D1-3 17.1 Facilities Commercial, 15 8.0 OU OU (Nature Park) below ground 40.1 PRH Research & p 26.5 20.3 30 B3-7 Development O C1-6 '”· 20 7.5 (Local Rehousing) B3-16 6.3 20.0 A1-2 Assume underground 30 A SPS Z 21.0 A1-3 30 A1-9b B3-8 OU Ruin p B1-1 A 35 15 A1-6 A1-7 A 5.5 p 15 20 6.3 7 7.4 A1-5 A1-8 15 p B1-5 A1-4 15 4.3 7.2 30 basement up to 8m 30 13.4 15 15 SÅ B3-6 Visitor Center 20 OU 17.0 15 Commercial, OU p 18.0 f³ 5.5 7.1 O R1c R2 p 6.5 CDA below ground 30 A1-9a Research & 30 p 8.8 22.8 ] 10 Development 22.8 R1c ¥J 20 7.2 11.6 Z 17.4 p Shek Tsai Leng B3-5 4.6 9.6 ¥ Ruin O HOS 25.1 8.0 6.9 Pak Shek Au A 10.6 21.6 3.4 B1-7 7 p 6.9 42.5 Z Z O C1-10 7.7 Plant for Hospital, Polyclinic and 7.0 8 Fence 11.4 B3-4 5.2 AGR B1-3 District Cooling System B2-7 7.6 General Clinic/Health Centre B3-9p A 4.6 7.0 7.1 Q“f‹æ˛ 9 12.6 7.1 OU p x‹⁄ 5.6 OU p 10 ICCMW, CCC, 10 O Tsung Pak Long 5.7 B2-2 B2-6 and Tai Tau Leng 14.6 B2-5 SSFU 10 2 6 B1-9 p E 9 B3-2 7 7.8 Floodwater Pumping 8.5 8 8 10 B2-9 B2-12 B3-14 6.8 p Station 8.3 GB A B2-812.9 20 7 5.5 12.3 E Commercial, B3-12 7.8 p B2-10 Commercial, A 5.3 B1-2 B1-6 10 p A A G B2-4 Research & Research & Commercial, 8.3 3 PÄ 10.5 B1-4 B1-8 B2-1 Development j¥ Development B3-3 2.8 Research & 7.3 A A IC CDA 15 ¶®³ A E G Kwu Tung Development C1-4 14.8 13.3 12.6 B2-3 O 10 8.1 ESS A 1 OU B2-1311.6 V 7.8 10.4 i¥ O OU 7 6.1 'Œ„ B2-11 A B3-1 B3-11 OU P¿ 8.5 10.9 O O Yin Kong 12.2 B3-10 4.0 A 6.1 C1-1 10.6 12.7 8.8 A 14.4 „ Qªf ˆƒ⁄B Tsung Pak 6.2 17.4 B3-13 Long RCP A B3-1510 15.6 8.2 È«a 8.0 OU A»f C1-3 C1-5 C1-11 6.7 9.0 15.7 9.2 IC O ¦®O· …N•Æ“ Enchi Lodge „ 3.8 Z CDA 4.5 Ruin Europa Garden (Phase 1) Sports Centre, District Library, Graves Graves Hak Ka Wai I¬u 10.6 p 4.0 Integrated Children and Youth Services C1-2 9.3 ' ⁄ A GB 7.0 Treat excavation for Centre and Family Service Centre Valais 10.4 j¤Y 12.0 8.5 Tai Tau Leng 6.0 22.0 PFS 7.0 District Cooling System Z 6.9 7.6 7.0 Ruin 22.9 20.9 13.2 Proposed site for 8.4 9.7 13.1 „ 10.5 11.9 relocation of Kwu Tung 23.9 45 6.8 11.5 Graves p “‚” 7.6 4.6 73.5 fi Vegetable Market and Golf Parkview Treat 0m to 4m below Credit Co-operative Society 6.7 15.4 Z 7.8 18.7 9.2 15.0 6 „ 13.6 p Ruin Site formation level p 9.0 12.9 11.3 10.5 29.3 50 Z 9.5 7.4 Ruin 7.6 12.5 8.0 p p 10.1 12.7 13.4 24.2 A S T A V E N U E 17.6 91.1 • 9.2 9.1 71.1 p¤ 12.5 22.1 ⁄ “ ¶ Confidential Valais B»A 6.8 Ascot Park Kam Tsin p¤ 17.2 9.4 S¯⁄ • 73.9 122.4 Z A»® 91.0 14.1 Ruin Ruin 7.9 ‰£ Z 9.9 9.0 p ŹRÄ 9.5

Job Title Drawing Title Drawn Date Drawing No. LM 07/12 ˝`˜„⁄‡˝„˚ Agreement No. CE 61/2007 (CE) Treatment Measure Summary CIVIL ENGINEERING for High Arsenic in Checked Approved Figure 7.5 AND DEVELOPMENT North East New Territories New Development Areas Kwu Tung North NDA LFM DL DEPARTMENT Planning and Engineering Study - Investigation - Health Risk Assessment for KTN NDA 07/12 Scale 1:5000 ON A1 Rev Description Date 1:10000 ON A3 -