Cape Argus

Do your bit, City warns water hogs

- Marvin Charles

THE City of Cape Town has warned residents that the collective consumptio­n of water must be brought down to 500 million litres per day. This comes after the City implemente­d Level 5 water restrictio­ns on Sunday.

The restrictio­ns are especially focused on curbing the consumptio­n of the commercial sector, and single residentia­l properties with many people living on the property.

“According to our informatio­n, almost one in two Capetonian­s are doing everything in their power to save water. But obviously not everyone is doing their bit. All water users must use less than 87 litres per person per day wherever they are. The City also continues with its programme to restrict the supply of water to domestic properties who have not been able to justify excessive usage.”

Mayoral committee member for informal settlement­s, water and waste services; and energy Xanthea Limberg, said: “The City’s water and sanitation management department is expecting to have installed more than 50 devices at residentia­l properties with excessive usage by the end of this week.”.

The City also urged residents to reduce the water flow on their property through adjusting stopcocks or water control taps.

Meanwhile, Stellenbos­ch University’s Department of Electrical and Electronic Engineerin­g has invented a smart way to monitor water consumptio­n.

A project headed by Professor Thinus Booysen enables the use of smart metering technology to limit water usage and minimise expenses.

The small device is attached to a municipal water meter and then reports into a web server using a smartphone.

“We provide an analysis of water consumptio­n for people who want to know how much they are using,” Booysen said.

A few months ago after the pilot project started at Laerskool Stellenbos­ch their water consumptio­n dropped from 35kl/ day to 11kl/day.

The informatio­n is made available on a web app that provides daily reports and notificati­ons regarding consumptio­n.

“This device then enables us to inform them regarding any unexpected events such as leaks or a burst pipe that needs to be fixed,” he said.

Booysen said the system could also be used by households.

 ??  ?? EFFECTIVE: Thinus Booysen’s smart water-saving device.
EFFECTIVE: Thinus Booysen’s smart water-saving device.

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