Vol. 30 No. 5 (2004): Special Edition

Published: 2007-12-04

Experimental determination of the heterotroph anoxic yield in anoxic-aerobic activated sludge systems treating municipal wastewater

AW Muller, MC Wentzel, GA Ekama

7-12

DOI:

10.4314/wsa.v30i5.5111

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Leakage reduction through pressure management in Khayelitsha: Two years down the line

RS McKenzie, H Mostert, T de Jager

13-17

DOI:

10.4314/wsa.v30i5.5112

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Chlorine: Is it really so bad and what are the alternatives?

DJ Nozaic

18-24

DOI:

10.4314/wsa.v30i5.5161

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Benchmarking leakage from water reticulation systems in South Africa

C Seago, J Bhagwan, R McKenzie

25-32

DOI:

10.4314/wsa.v30i5.5162

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The search for Cryptosporidiumoocysts and Giardia cystsin source water used for purification

M Grundlingh, CME de Wet

33-36

DOI:

10.4314/wsa.v30i5.5163

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Full-scale implementation of external nitrification biological nutrient removal at the Daspoort Waste Water Treatment Works

AW Muller, MC Wentzel, GB Saayman, SA van de Merwe, CM Esterhuyse, JS Snyman, GA Ekama

37-43

DOI:

10.4314/wsa.v30i5.5164

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The anaerobic baffled reactor (ABR): An appropriate technology for on-site sanitation

KM Foxon, S Pillay, T Lalbahadur, N Rodda, F Holder, CA Buckley

44-50

DOI:

10.4314/wsa.v30i5.5165

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Filter media expansion during backwash: The effect of biological activity

M Clements, J Haarhoff

51-55

DOI:

10.4314/wsa.v30i5.5166

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Discharge of water containing waste emanating from land to the marine environment: A water quality management perspective

SHH Oelofse, P Viljoen, S Taljaard, WAM Botes

56-60

DOI:

10.4314/wsa.v30i5.5167

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Implementation of hybrid pollution control techniques to regulate the metal finishing industries in the Ethekwini Municipality

D Braum

61-65

DOI:

10.4314/wsa.v30i5.5168

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The hydraulic transportation of thickened sludges

PT Slatter

66-68

DOI:

10.4314/wsa.v30i5.5169

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Improving the efficiency and sustainability of disinfection at a small rural water treatment plant

MNB Momba, N Makala, Z Tyafa, BM Brouckaert, CA Buckley, PA Thompson

69-74

DOI:

10.4314/wsa.v30i5.5170

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The challenges and implications of assessing groundwater recharge: A case study – northern Sandveld, Western Cape,South Africa

J Conrad, J Nel, J Wentzel

75-81

DOI:

10.4314/wsa.v30i5.5171

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A multi-site approach towards integrating environmental management in the wine production industry

A Walsdorff, M van Kraayenburg, CA Barnardt

82-87

DOI:

10.4314/wsa.v30i5.5172

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Environmental challenges to operationalisation of South African rainfall enhancement

K Shippey, A Görgens, D Terblanche, M Luger

88-92

DOI:

10.4314/wsa.v30i5.5173

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Schools water efficiency and awareness project

C Wilson

93-94

DOI:

10.4314/wsa.v30i5.5174

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Toward zero waste production in the paint industry

LL Jewell, OA Fasemore, D Glasser, D Hildebrandt, L Heron, N van Wyk, B Cooray

95-99

DOI:

10.4314/wsa.v30i5.5175

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Integrated water resource planning in the city of Cape Town

J Frame, M Killick

100-104

DOI:

10.4314/wsa.v30i5.5188

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Groundwater pollution: Are we monitoring appropriate parameters?

G Tredoux, L Cavé, P Engelbrecht

114-119

DOI:

10.4314/wsa.v30i5.5180

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Water management tools as a means of averting a possible water scarcity in South Africa by the year 2025

FAO Otieno, GMM Ochieng

120-124

DOI:

10.4314/wsa.v30i5.5181

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Consulting South Africa\'s diverse population about the country\'s proposed National Water Resource Strategy

V Maharaj, T Pietersen

125-132

DOI:

10.4314/wsa.v30i5.5182

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A comparison of sewer reticulation system design standards gravity, vacuum and small bore sewers

CJ Little

137-144

DOI:

10.4314/wsa.v30i5.5184

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Pilot scale evaluation of mine water (MW) as a cooling medium

JS Swart, JP Engelbrecht

145-149

DOI:

10.4314/wsa.v30i5.5185

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An investigation into the mechanism underlying enhanced hydrolysis of complex carbon in a biosulphidogenic recycling sludge bed reactor (RSBR)

JB Molwantwa, KJ Whittington-Jones, PD Rose

150-154

DOI:

10.4314/wsa.v30i5.5186

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Development of regulations for water care works and process personnel

LA Boyd

155-157

DOI:

10.4314/wsa.v30i5.5187

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Water as a key to socio-economic development and poverty eradication in North-West Province, as projected for the entire South Africa

S Naraghi, T Kebotlhale

681-684

DOI:

10.4314/wsa.v30i5.5183

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Rural water service provision by municipalities and CBOs: Performance milestones and KPIs

C Illing, J Gibson

549-554

DOI:

10.4314/wsa.v30i5.5110

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Molecular microbial ecology of lignocellulose mobilisation as a carbon source in mine drainage wastewater treatment

AM Clarke, R Kirby, PD Rose

558-661

DOI:

10.4314/wsa.v30i5.5179

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Development of the floating sulphur biofilm reactor for sulphide oxidation in biological water treatment systems

JB Molwantwa, SE Coetser, R Heath, PD Rose

655-657

DOI:

10.4314/wsa.v30i5.5178

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