1 Average number of days with more than 70mm of rain in one hour
Year 2012
Year 1980
1980 2012
3 1 2 3
4 5 6 7 8 9 10 11 12 13 14 15 165 Ongoing
105 Completed in 2012 & 2013
32 Commencing in 2014
Sungei Mandai Kechil Sungei China Kranji Reservoir Sembawang
Outlet Drain No.2
Sungei Sungei Sembawang Punggol Tekong Mandai Serangoon Upper Sungei Khatib Bongsu Reservoir Reservoir Reservoir
Sarimbun Sungei Buloh Besar Seletar Murai Reservoir Reservoir Reservoir Pang Sua Diversion Sungei Kangkar Sungei Pang Sua Lower Sungei Seletar Sungei Seletar Reservoir Punggol
Canal
Sungei Sungei Sungei Serangoon Lower Sungei Sungei Sungei Tengah Tongkang
Peng Siang Sungei Changi Peirce Blukar
Poyan Simpang Kiri Reservoir Reservoir Sungei Seletar Sungei Api Api Sungei Loyang Jurong Sungei Tampines Canal Upper
Peirce Kallang River Sungei MacRitchie Sungei Selerang Reservoir Sungei Pinang Tengeh Lanchar Reservoir Bedok Bedok 5th Reservoir Jurong Reservoir Subsidiary Drain Lake Bukit Timah 2nd Bukit Timah Canal Diversion Canal Sungei Ulu Bedok Canal
Pandan Pelton Canal Siglap Canal Jurong Industrial Jurong Industrial Estate Outlet Drain Sungei Whampoa Sungei Sungei Ketapang Changi Collector Stamford Drain 1 (South) Pandan Canal Diversion Canal Ulu Pandan Rochor Changi Airport Pandan Canal Canal
Sungei Jurong Reservoir Alexandra Canal Geylang River
Bukit Timah 1st Singapore Marina Diversion Canal River Reservoir
16 17 Western Watershed
18 19 20 21 Central Watershed
22 23 Newton Farrer Road Road Stevens Stamford Road Scotts Detention Tank Road Holland Road Orchard Road Napier Roa d
Selegie Stamford Road Grange Diversion Canal Road
Alexandra Canal Singapore River Ayer Rajah Alexandra Road Expressway Lower Delta Road
24 25 26 27 Eastern Watershed
29 Tampines Avenue 10 Tampines Tampines Bartley Road East Avenue 3 Avenue 2
Bartley Viaduct Simei Street 4 Bedok Reservoir Simei Avenue
Bedok North Bedok Expo Drive Road Reservoir Road Bedok Canal
Bedok Road
Bedok North Upper Xilin Avenue Avenue 1 Changi Road East Upper East New Upper Changi Coast Road Road
Sea
Bartley Road East
Jalan Damai
Pan Island Expressway Kaki Bukit Avenue 1
Eunos Jalan Crescent Kembangan Changi Road Siglap Telok Kurau Road Road Frankel Joo Chiat Place Avenue Siglap Still Road Canal
East Coast Road
Marine East Coast Parade Parkway Road Sea
30 31 32 33 34 35 36 37 Major Canals and Outlet Drains
Roadside Drains
Estate Upgrading Programme
38 39 40 41 Major Canals and Outlet Drains
42 43 44