Vol. 39 No. 4 (2013)

Published: 2013-07-10

Kinetic, equilibrium and thermodynamic modelling of the sorption of metals from aqueous solution by a silica polyamine composite

H Tutu, E Bakatula, S Dlamini, E Rosenberg, V Kailasam, EM Cukrowska

437-444

DOI:

10.4314/wsa.v39i4.1

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Removal of waterborne bacteria from surface water and groundwater by cost-effective household water treatment systems (HWTS): A sustainable solution for improving water quality in rural communities of Africa

JK Mwabi, BB Mamba, MMB Momba

445-456

DOI:

10.4314/wsa.v39i4.2

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Fluctuations of indicator and index microbes as indication of pollution over three years in the Plankenburg and Eerste Rivers, Western Cape, South Africa

TJ Britz, GO Sigge, N Huisamen, T Kikine, A Ackermann, M Lötter, C Lamprecht, M Kidd

457-466

DOI:

10.4314/wsa.v39i4.3

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Development and assessment of a daily time-step continuous simulation modelling approach for design flood estimation at ungauged locations: ACRU model and Thukela Catchment case study

JC Smithers, KT Chetty, MS Frezghi, DM Knoesen, MH Tewolde

467-476

DOI:

10.4314/wsa.v39i4.4

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Review: Estimating evapotranspiration using remote sensing and the Surface Energy Balance System – A South African perspective

LA Gibson, C Jarmain, Z Su, FE Eckardt

477-484

DOI:

10.4314/wsa.v39i4.5

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Population dynamics of the invasive fish, Gambusia affinis, in irrigation impoundments in the Sundays River Valley, Eastern Cape, South Africa

DH Howell, DJ Woodford, OLF Weyl, W Froneman

485-490

DOI:

10.4314/wsa.v39i4.6

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On the use of electrical resistivity methods in monitoring infiltration of salt fluxes in dry coal ash dumps in Mpumalanga, South Africa

I Muchingami, J Nel, Y Xu, G Steyl, K Reynolds

491-498

DOI:

10.4314/wsa.v39i4.7

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Oestrogen, testosterone, cytotoxin and cholinesterase inhibitor removal during reclamation of sewage to drinking water

AK Faul, E Julies, EJ Pool

499-506

DOI:

10.4314/wsa.v39i4.8

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Municipal sludge as source of nitrogen and phosphorus in perennial pasture Eragrostis curvula production: Agronomic benefits and environmental impacts

EH Tesfamariam, JG Annandale, JM Steyn, RJ Stirzaker, I Mbakwe

507-514

DOI:

10.4314/wsa.v39i4.9

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Removal of copper(II) ion from aqueous solution by high-porosity activated carbon

DD Milenković, MM Milosavljević, AD Marinković, VR Đokić, JZ Mitrović, A Lj Bojić

515-522

DOI:

10.4314/wsa.v39i4.10

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Technical note: Development of a gradient tube method for examining microbial population structures in floating sulphur biofilms

ML Bowker, JB Molwantwa, J Gilfillan, R Dorrington, R Kirby, PD Rose

523-528

DOI:

10.4314/wsa.v39i4.11

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Assessing and forecasting groundwater development costs in Sub-Saharan Africa

S Xenarios, P Pavelic

529-538

DOI:

10.4314/wsa.v39i4.12

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Hydrologic-economic appraisal of life-cycle costs of inter-basin water transfer projects

PH van Niekerk, JA du Plessis

539-548

DOI:

10.4314/wsa.v39i4.13

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Unit Reference Value: Application in appraising inter-basin water transfer projects

PH van Niekerk, JA du Plessis

549-554

DOI:

10.4314/wsa.v39i4.14

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Modelling the filling rate of pit latrines

CJ Brouckaert, KM Foxon, K Wood

555-562

DOI:

10.4314/wsa.v39i4.15

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Classification and quality of groundwater supplies in the Lower Shire Valley, Malawi – Part 1: Physico-chemical quality of borehole water supplies in Chikhwawa, Malawi

AM Grimason, TD Morse, TK Beattie, SJ Masangwi, GC Jabu, SC Taulo, KK Lungu

563-572

DOI:

10.4314/wsa.v39i4.16

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Classification and quality of groundwater supplies in the Lower Shire Valley, Malawi – Part 2: Classification of borehole water supplies in Chikhwawa, Malawi

AM Grimason, TK Beattie, SJ Masangwi, GC Jabu, SC Taulo, KK Lungu

573-582

DOI:

10.4314/wsa.v39i4.17

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Water SA
Journal / Water SA / Vol. 39 No. 4 (2013) / Articles

Articles

Kinetic, equilibrium and thermodynamic modelling of the sorption of metals from aqueous solution by a silica polyamine composite

DOI:

Removal of waterborne bacteria from surface water and groundwater by cost-effective household water treatment systems (HWTS): A sustainable solution for improving water quality in rural communities of Africa

DOI:

Fluctuations of indicator and index microbes as indication of pollution over three years in the Plankenburg and Eerste Rivers, Western Cape, South Africa

DOI:

Development and assessment of a daily time-step continuous simulation modelling approach for design flood estimation at ungauged locations: ACRU model and Thukela Catchment case study

DOI:

Review: Estimating evapotranspiration using remote sensing and the Surface Energy Balance System – A South African perspective

DOI:

Population dynamics of the invasive fish, Gambusia affinis, in irrigation impoundments in the Sundays River Valley, Eastern Cape, South Africa

DOI:

On the use of electrical resistivity methods in monitoring infiltration of salt fluxes in dry coal ash dumps in Mpumalanga, South Africa

DOI:

Oestrogen, testosterone, cytotoxin and cholinesterase inhibitor removal during reclamation of sewage to drinking water

DOI:

Municipal sludge as source of nitrogen and phosphorus in perennial pasture Eragrostis curvula production: Agronomic benefits and environmental impacts

DOI:

Removal of copper(II) ion from aqueous solution by high-porosity activated carbon

DOI:

Technical note: Development of a gradient tube method for examining microbial population structures in floating sulphur biofilms

DOI:

Assessing and forecasting groundwater development costs in Sub-Saharan Africa

DOI:

Hydrologic-economic appraisal of life-cycle costs of inter-basin water transfer projects

DOI:

Unit Reference Value: Application in appraising inter-basin water transfer projects

DOI:

Modelling the filling rate of pit latrines

DOI:

Classification and quality of groundwater supplies in the Lower Shire Valley, Malawi – Part 1: Physico-chemical quality of borehole water supplies in Chikhwawa, Malawi

DOI:

Classification and quality of groundwater supplies in the Lower Shire Valley, Malawi – Part 2: Classification of borehole water supplies in Chikhwawa, Malawi

DOI: