Vol. 42 No. 4 (2016)

Published: 2016-11-01

Movement of contaminants in the unsaturated zone of the subsurface from a low flush on-site sanitation system in Ivory Park, Johannesburg

M.B. van Ryneveld, A.B. Fourie, I.H. Palmer

505-515

DOI:

10.4314/wsa.v42i4.01

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Water quality as bio-cultural screening indicator for the integrity of informal heritage sites

S Cawood, A.T. Vos

516-527

DOI:

10.4314/wsa.v42i4.02

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A feasibility and implementation model of small-scale hydropower development for rural electrification in South Africa: A case study of Kwa Madiba SSHP Plant

Gideon Johannes Bonthuys, Marco van Dijk, Jayant Narsee Bhagwan

528-541

DOI:

10.4314/wsa.v42i4.03

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Modelling the economic trade-offs of irrigation pipeline investments for improved energy management

Marcill Venter, Bennie Grové

542-550

DOI:

10.4314/wsa.v42i4.04

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Diatom-based water quality monitoring in southern Africa: challenges and future prospects

Tatenda Dalu, P. William Froneman

551-559

DOI:

10.4314/wsa.v42i4.05

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Testing household disinfectants for the inactivation of helminth eggs on surfaces and in spills during pit latrine emptying

D Naidoo, C Archer, B Louton, N Rodda

560-570

DOI:

10.4314/wsa.v42i4.06

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Missing the link: urban stormwater quality and resident behaviour

E.W. Ward, K Winter

571-576

DOI:

10.4314/wsa.v42i4.07

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Four decades of water recycling in Atlantis (Western Cape, South Africa): Past, present and future

Richard D.H. Bugan, Nebo Jovanovic, Sumaya Israel, Gideon Tredoux, Bettina Genthe, Maronel Steyn, David Allpass, Rodney Bishop, Vernon Marinus

577-594

DOI:

10.4314/wsa.v42i4.08

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Pollutant removal in subsurface wastewater infiltration systems with/without intermittent aeration under different organic pollutant loadings

Hexin Fei, Deli Tong, Jing Pan, Yang Zhang, Linli Huang, Fan Cheng, Fanping Zheng

595-600

DOI:

10.4314/wsa.v42i4.09

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A qualitative and quantitative analysis of historic commercial fisheries in the Free State Province in South Africa

L.M. Barkhuizen, O.L.F. Weyl, J.G. van As

601-605

DOI:

10.4314/wsa.v42i4.10

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The effectiveness of conventional water treatment in removing Ceratium furcoides (Levander) Langhans, Microcystis sp. and microcystins

C.R. de Almeida, F.B. Spiandorello, D Giroldo, Y.S. Yunes

606-611

DOI:

10.4314/wsa.v42i4.11

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A bibliometric analysis of drinking water research in Africa

Enos W. Wambu, Yuh-Shan Ho

612-620

DOI:

10.4314/wsa.v42i4.12

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Synthesis of robust flexible polyethersulfone ultrafiltration membranes supported on non-woven fabrics for separation of NOM from water

Tumelo G. Tshabalala, Edward N. Nxumalo, Bhekie B. Mamba, Sabelo D. Mhlanga

621-632

DOI:

10.4314/wsa.v42i4.13

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Challenges in the potable water industry due to changes in source water quality: case study of Midvaal Water Company, South Africa

Shalene Janse van Rensburg, Sandra Barnard, Marina Krüger

633-640

DOI:

10.4314/wsa.v42i4.14

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Estimating runoff from ungauged catchments for reservoir water balance in the Lower Middle Zambezi Basin

W Gumindoga, H Makurira, M Phiri, I Nhapi

641-649

DOI:

10.4314/wsa.v42i4.15

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Water quality modelling and optimisation of wastewater treatment network using mixed integer programming

Christopher Mahlathi, Njabulo Siyakatshana, Evans Chirwa

650-658

DOI:

10.4314/wsa.v42i4.16

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Estimates of the impacts of invasive alien plants on water flows in South Africa

David C. Le Maitre, Greg G. Forsyth, Sebinasi Dzikiti, Mark B. Gush

659-672

DOI:

10.4314/wsa.v42i4.17

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Estimating total evaporation at the field scale using the SEBS model and data infilling procedures

S Gokool, K.T. Chetty, G.P.W. Jewitt, A Heeralal

673-683

DOI:

10.4314/wsa.v42i4.18

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Improving the understanding of rainfall distribution and characterisation in the Cathedral Peak catchments using a geo-statistical technique

F Morris, M.L. Warburton Toucher, A Clulow, S Kusangaya, C Morris, H Bulcock

684-693

DOI:

10.4314/wsa.v42i4.19

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Horizontal variation in trace elements and soil characteristics at Siloam and Tshipise geothermal springs, Limpopo Province, South Africa

O.S. Durowoju, J.O. Odiyo, G.E. Ekosse

694-702

DOI:

10.4314/wsa.v42i4.20

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A critical look at South Africa’s Green Drop Programme

Cebile Ntombela, Nikki Funke, Richard Meissner, Maronel Steyn, Winile Masangane

703-710

DOI:

10.4314/wsa.v42i4.21

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