Water, Sewage & Effluent January-February 2018 | Page 29

South Africans used to be able to boast that our drinking water quality was among the best in the world. No longer. Mike Muller has managed a waterworks and rehabilitated a city’s sewage system. As DG of DWAF (1997–2005) he also established the current regulatory system for water and sanitation services. He is currently a visiting professor at th e Wits School of Governance and does a lot of advisory work out of the country to avoid treading on the toes of his former colleagues. About the author undertake. They could be private firms or even the regional water utilities that the minister wants to establish, before she quite knows what they will do. But, if we are to regain our reputation for safe water countrywide, some drastic action will be needed. And then, we will need to turn to the more difficult question of reliability. u But no evidence existed that it ever harmed anyone in a waterworks. But the scare took the cheapest test method off the market in many countries. Operators had to buy packs of DPD pills, which cost over 10 times as much. The result: less testing and sometimes poorer quality water. The other reason that water quality is not adequately managed is organisation. Some of those bright blue swimming pools were probably maintained by specialist pool cleaning services. That makes sense (if you can afford it) and may even be cheaper in the long run since it should avoid over- and under-dosing and occasional panics over algae attacks. The same solution can (and in some instances, does) contribute to water quality management in small municipalities. They need sound, simple, cost-effective procedures and sufficient training and organisation to implement them. Government could set up a support service to train staff and procure the equipment and products. Or the work could be contracted to competent service providers to