Water Reclamation for Direct Re-Use in Urban and Industrial Applications in South Africa and its Projected Impact Upon Water Demand A Grobicki • B Cohen Report to the Water Research Commission by Abbott Grobicki (Pty) Ltd r WRC Report No KV118/99 -^r -^r -^r *^^ Disclaimer This report emanates from a project financed by ihe Waler Research Commission (WRC) and is approved for publication. Approval docs not signify that the contents necessarily reflect the views and policies of the WRC or the members of the project steering committee, nor does mention of trade names or commercial products constitute endorsement or recommendation tor use. Vrywaring Hierdie verslag spruit voort uit 'n navorsingsprojek wat deur die Waternavorsingskommissic (WNK) gefinansier is en goedgekeur is vir publikasie. Goedkeuring beteken nie noodwendig dat die inhoud die sicning en beleid van die WNK of die lede van die projek-loodskomitee weerspieel nie, of dat melding van handelsname of -ware deur die WNK vir gebruik goedgekeur n( aanbeveel word nie. WATER RECLAMATION FOR DIRECT RE-USE IN URBAN AND INDUSTRIAL APPLICATIONS IN SOUTH AFRICA, AND ITS PROJECTED IMPACT UPON WATER DEMAND A STUDY FOR THE WATER RESEARCH COMMISSION BY DR ANIA GROBICKI AND DR BRETT COHEN Abbott Grobicki (Pty) Ltd Kimberley House 34 Shortmarket Street 8001 Cape Town Tel: (021) 424-3892, Fax: (021) 424-3895 email:
[email protected] OCTOBER 1998 ii EXECUTIVE SUMMARY Water reclamation, or the direct use of treated sewage effluent to replace a proportion of the fresh water demand, is regarded as a non-conventional approach to water management. However, water reclamation is becoming increasingly common internationally, especially in countries which have water shortages similar to that in South Africa.