Volume 24 No 1 May/June 1997 Journa l Au st ra lia n Wat er & Wast!;)water Association
CONTENTS
Editorial Board F R Bishop , Chairm an B N Anderson, G Cawston, M R Chapman P Draayers, W J Dulfer, GA Holder M Muntisov, P Nadebaum, J D Parker A J Priestley, J Ris man
~dvertislng & Administration A WWA Federal Office General Editor: Margaret M etz Advertising: Lynne Mathias PO Box 388 Artarmon NSW 2064 Level 2, 44 Hampden Road, Artannon Tel (02) 9413 1288 Fax (02) 9413 1047 Email: awwa@abol.net
Features Editor EA (Bob) Swinton 4 Pleasant View Cres, Glen Waverley Vic 3150 Tel/Fax (03) 9560 4752
Branch Correspondents ACT - Ian Bergman Tel (06) 248 3133 Fax (06) 248 3806 New South Wales - Mitchell Laginestra Tel (02) 9412 9974 Fax (02) 9412 9676 Northern Territory - Bill Bean Tel (08) 8924 7201 Fax (08) 8941 0703 Queensland -Tom Belgrave Tel (07) 3810 7967 Fax (07) 3810 7964 South Australia - Peter Martin Tel (08) 8303 8723 Fax (08) 8303 8750 Tasm ania - Ed Kleywegt Tel (036) 238 2841 Fax (036) 234 7109 Victoria - Mike Muntisov Tel (03) 9600 1100 Fax (03) 9600 1300 Western Australia - Jane Oliver Tel (09) 420 2462 Fax (09) 420 3178
Water (ISSN 0310 ¡ 0367) is published six times per year: January, March, May. Ju ly, September, November by
Australian Water & Wastewater Inc . ARBN 054 253 066
Federal President Mark P asco e
Executive Director Chris D avis Australian Water & Wastewater Association assumes no responsibility for opinions or statements of facts expressed by contributors or advertisers and editorials do not necessarily represent the official policy of the organisation . Display and classifi ed advertisements are included as an informational service to readers and are reviewed by the Editor before publication to ensure their relevan ce to the water environment and to the objectives of the Association. All material in Water is copyright and should not be reproduced wholly or in part without the written permission of the Editor.
Subscriptions Water is sent to all members of AWWA as one of the privileges of membership. Non-members can obtain Water on subscription at an annual subscription rate of 39 (surface mail).
From the Federal President .... .. ....... ... ... ..... .......... ... ..................... ................ .. .... .. .. ........ ... ... 2 From the Executive Director ...................................................................................... ......... 4
MY
POINT
OF
VIEW
Client-Based Universities? ... .... ... ...... ....... ... ................... .. ... ..... ................... .... .... ..... .. ... .... . 3 J Imberger Water a nd the Institution of Engineers ....... ................... ... ... ......... ... ....... .. ... .. ... ... ... .... ........ 7 TLoos
WATER Domestic Non-Potable Reus-Why Even Consider It? ... .... ... ... .......... .. . ... ... ... ... ... ... ... . ... 9 I B Law Drinking Water and Public Health ..... .... ................... . .... ............ .... ... ........ ...... 14 M Muntisov Top End Awash .... ... .... ......... . ............ ................. .. ............ ......... ... 15 B B ea n Setting Public Health Priorities In Drinking Water Quality and Treatment .. ... ........ ...... . 16 RM Douglas Aluminium In a Water Supply . .... .... ... ..... .............. ... ....................... .... ... ... ... ... ....... .... ..... . 18 BA Collier, ] Lin
FEDERAL
CONVENTION
Water In the Balance-AWWA 17th Federal Convention .... .... ... ... .. ... ..... ... .... .............. . EA (Bob) Swinton The Keynote Addresses .... ... ... .. ... ....... ... .. ....... .. ... ............................ ... ...... .... ..... ... .. . EA (Bob) Swinton Behind the Magic, Behind the Red Shoes, Behind the Scenes ...... ... ... .... .. .. M M etz The Team Behind the Scenes MMetz Impressions of the Technical Sessions ........... ............ ..... ............... ................. .. EA (Bob) Swinton
24
25 28 35 31
BUSINESS Performance Management- The Key to Organisation Effectiveness .. .. .. .. ...... ............. 40 P R enfrew
ENVIRONMENT Deve lopment of Australia's New Horizons Oceans Polley .... .... ... ... .... .. .... .. ... MM etz CDS- A New Screening Technology for the Environment ... ... .. . ... .. ... .. ..... .. ... .. .. RA J ago National Waste Industry Meets at Waste TECH Conference .. ... ....... ... ... . ... ... ... ... ... .. ... ... . P Nadebaum Attenuation of Landfill Discharges In Sandstone Streams .. . . ... ..... ... .. ... ... ... ... .... ... ... .... M Petrozzi
45 47 51 53
WASTEWATER Innovation In Sewage Treatment Tokyo Style ... ..... ... ... .. . .. ... ... ... ... .... ... ... .. . ... ... ..... ... ... 54 P Gross Dewaterablllty of Activated Blosollds .. .. ... ............ ...... ............... ........ ............ ...... .. .... .... 56 I H Bane The IDEA Plant at Black Rock, Geelong ... ........ .. ................................. .. ... .. ... ... ... ....... .... .. 59 G CH Williams
DEPARTMENTS International Affiliates .. .... ... ... ... ... ... ... ... ... ... ... ... ... ... .. ... .... ... .. ..... . ... ... ... ... ... ... .. ...... ... ... .. ... 5 From the Bottom of the Well ... .... ... ....... . ... ... ... ... ... .. ... ... ... ... .... ... ....... .. ... ... ... ... ... ..... .. .... ... . 2 Meetings ........................ ... .. ... ... .. ... ..... . .............. ..... ... ... ... .... ...... ....... .... ..... .......... .. ... ........ 64 OUR COVER : Three-dimensional roll-wave instabilities on the spillway of the Wellington Dn111 near Collie,
MIA. This dam is the main source of irrigation waterfor SW WA and is the site of 111a11y early experiments on physical li111110/ogy carried 011t by the Centre for Water R esea rch. Photo co urtesy of P rof]. Imb erger.