Water&Sanitation Africa November/December 2021

Page 21

SANITATION

PIONEERING STANDARD TO END TOILET USE PARADIGM Around 25% the world’s population lacks access to basic sanitation. This is due to waterborne sanitation’s high costs, as well as growing water availability constraints. ISO 30500 (identically adopted by South Africa as SANS 30500) can assist in fasttracking the roll-out of off-grid or nonsewered sanitation. By Kirsten Kelly

P

reviously, the public sector had been confronted with new sanitation technology but, because there was no national standard, the onus and responsibility were placed on public officials to provide the guidance and position in terms of validating these technologies. It also disadvantaged many good solutions providers from entering the market.

The Gates Foundation decided to initiate the development of the international standard, ISO 30500, because ISO is an inclusive platform that brings governments, business, civil society together to create innovative solutions

History

“The Water Research Commission (WRC) keeps being inundated with requests for the validation of new sanitation technology in the absence of any standards and testing platforms. This is a challenge, as without demonstration or testing, scale-up and application were at risk,” explains Jay Bhagwan, executive manager: Water Use and Waste Management, WRC.

Fortunately, the Bill & Melinda Gates Foundation decided to initiate the development of the ISO 30500 international standard. This was done with the intention of enhancing efforts to widely manufacture, market and deploy technologies (developed from their ‘Reinvent the Toilet’ challenge) – as well as several other

Jay Bhagwan, executive manager: Water Use and Waste Management, WRC

N OV / D E C 2021

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Water training that generates a financial return

3min
page 40

From human waste to water

5min
pages 24-25

PIONEERING STANDARD TO END TOILET USE PARADIGM

7min
pages 21-23

Sedimentation as a water and wastewater treatment process

4min
pages 32-33

HDPE systems gaining traction in agricultural market

2min
pages 56-57

Optimising revenue from service charges

3min
pages 54-55

Leak detection in the Mother City

3min
pages 52-53

Unleash Nigeria’s water bounty with affordable sanitation

2min
page 51

One small sensor helps

2min
page 50

Water and life outweigh politics

4min
pages 48-49

Using good governance, stewardship to ensure water security

5min
pages 44-45

Stormwater management should be firmly on the urban agenda

6min
pages 42-43

Walking away on a high

5min
pages 38-39

The best of both worlds – low-/pour-flush toilets

7min
pages 26-29

From appalling to appealing – wastewater sludge beneficiation

5min
pages 30-31

From human waste to water

5min
pages 24-25

Sedimentation part of a water and wastewater treatment process

4min
pages 32-33

100 Mℓ of water from Ndlambe desal plant

1min
page 37

Successful rehabilitation of Setumo Dam

2min
page 36

Pioneering standard to end toilet use paradigm

7min
pages 21-23

Waterless sanitation – when will it take on?

5min
pages 18-20

It was said in WASA

5min
pages 6-7

CEO’s comment

2min
pages 11-12

Mark Bannister’s story

5min
pages 14-15

Chair’s comment

2min
page 13

Fast-tracking adoption of water-efficient toilets

8min
pages 8-10

Editor’s comment

4min
page 5

Green innovation in practice

1min
page 17

IWS

2min
page 16
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