Western Water Catchment

Western Water Catchment is a planning area located in the West Region of Singapore. Measuring at approximately 69.5 km², Western Water Catchment ranks the 1st, 38th & 41st in terms of size, population & density respectively. It is the largest planning area in Singapore.

The Western Water Catchment is also a live-firing area in which it is used by the Singapore Armed Forces for training purposes. It is also a restricted area in which it is out of bounds to all members in the public except for military personnel from Pasir Laba Camp and Sungei Gedong Camp. There are three islands in the Western Water Catchment, namely, Pulau Bajau, Pulau Pergam and Pulau Sarimbun. The planning area is also home to Tengah Air Base.

Notable Structures

Government-related

• Tengah Air Base

Transportation

• Peng Kang Hill MRT Station (Opening in 2029)
• Nanyang Crescent MRT Station (Opening in 2029)
• Nanyang Gateway MRT Station (Opening in 2029)
• Tawas MRT Station (Opening in 2027)

Reservoirs

• Murai Reservoir
• Poyan Reservoir
• Tengeh Reservoir
• Sarimbun Reservoir

Politics

Incumbent	Role
South West CDC
Low Yen Ling	Mayor of South West CDC
Chua Chu Kang GRC
Don Wee	Member of Parliament for Brickland
West Coast GRC
Ang Wei Neng	Member of Parliament for Nanyang
Foo Mee Har	Member of Parliament for Ayer Rajah-Gek Poh