Singapore uses two separate systems to collect rainwater and used water. With two-thirds of Singapore as water catchment, rainwater that falls in these areas is collected through an extensive network of drains, canals, rivers, stormwater collection ponds and reservoirs before it is treated for drinking water supply.
Where does Singapore drain water go?
What happens to the sewage? The treated wastewater is channelled to Changi Newater Factory on the rooftop of the reclamation plant. Here it is further purified through advanced membrane technologies. The processed water can be consumed by humans and is used in industry where high purity water is required.
What happens to rain that runs off in Singapore?
By recycling the rainwater through built-in runoff capture systems, Singapore can reduce both the costs of water purification and its environmental impact. … One reservoir balances the flow of water when tides are high, while the other collects runoffs from runways and green areas.
How is water transported in Singapore?
Singapore imports water from Johor state in Malaysia through a pipeline that runs along a 1 km bridge, the Johor–Singapore Causeway, that also carries a road and a railway. As of 2009, imported water had been reduced from 50% previously to 40% of total consumption.
Is it illegal to collect rainwater Singapore?
Instead, it shall be discharged into a watercourse or other collection medium in accordance to the allowable discharge limits stipulated in Singapore Standard SS593: Code of Practice for Pollution Control. a) The collected rainwater is only allowed for non-potable use within the owner’s own premises.
Is Singapore facing water shortage?
Singapore uses about 430 million gallons of water per day, and this could double by 2060 – that’s 782 Olympic-sized swimming pools! Water is a precious and scarce resource for Singapore, and our water supply remains vulnerable to factors such as climate change.
Can shower waste go into rainwater drain?
Shower waste pipes carry all water and residues of shower products e.g. Shampoo and soaps into the drainage system. … You would need permission from your water authority to do it the other way round. You cannot just put any old amount of rainwater into the drainage system because it may not be able to cope.
Can rainwater go into a Klargester?
Septic tank systems and Sewage Treatment Plants cannot accept ANY rainwater, either from downpipes or surface drains. This is because the septic tank is sized to deal with the volume of effluent produced by a specific population.
Who is responsible for rainwater drainage?
Generally speaking, you’re usually responsible for drains inside the boundaries of your property, while the sewerage company is responsible for lateral drains, which are usually outside of property boundaries, and sewers.