Singapore has no natural lakes. However, it has created an extensive network of reservoirs to capture rainwater. The largest is Marina Reservoir, formed by the Marina Barrage across the Marina Channel (completed 2008).
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Other major reservoirs: Lower Seletar, Upper Peirce, MacRitchie, and Tengeh. Together, they meet ~50–60% of Singapore's water demand; the rest comes from imported water (Malaysia), NEWater (recycled), and desalination.