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28 August 2014
Not Enough Water or a Lack of Willingness to Manage Water Sustainably?
7
Management
Awareness
Poorly Maintained Infrastructure
Johannesburg Residential
Consumers
eThekwini Residential
Consumers (Property value
under R250,000)
eThekwini Residential
Consumers (Property value
over R250,000)
Cost of water Inc. VAT Cost of water Inc. VAT Cost of water Inc. VAT
6 kilolitres 6 kilolitres R 0.00 6 kilolitres R 12.29
10 kilolitres R 26.63 10 kilolitres R 14.01 10 kilolitres R 120.71
15 kilolitres R 79.47 15 kilolitres R 84.06 15 kilolitres R 190.77
20 kilolitres R 226.64 20 kilolitres R 154.12 20 kilolitres R 260.82
30 kilolitres R 418.85 30 kilolitres R 317.48 30 kilolitres R 424.18
40 kilolitres R 622.68 40 kilolitres R 605.21 40 kilolitres R 711.92
60 kilolitres R 1 122.23 60 kilolitres R 1 223.95 60 kilolitres R 1 330.65
Non-Revenue Water Bulk Water Tariffs
Johannesburg 34% Rand Water R 6.29 /m3
eThekwini 30% Umgeni Water R 5.36 /m3
Does South Africa Value its Water?
Picture
R96 000
R33 000
R3 000
How much per m3?
± R22,500 /m3
What is the value of water that goes into
1 m3 of Coke?
± R50 /m3
Does anyone say that Coke should sell
below cost of production?
What would be the effect of consistently
selling below cost of production?
2400
2600
2800
3000
3200
3400
3600
3800
2005 2010 2015 2020 2025 2030 2035 2040 2045 2050
Yie
ld /
Wat
er
Re
qu
ire
me
nts
(m
illio
n m
3 /
an
nu
m)
Years
18
High Water Requirement Scenario with
Water Conservation and Demand Management
Polihali Dam Yield
First transfer from LHWP Phase II
High with target
WC/WDM
Mine Water: Neutralisation and
discharge Unlawful removed
Deficit
Yield reduction due to
dilution releases
Short-term
excess yield
R 1.70
R 2.01 R 3.58
R 6.41
R 9.15
R 0.00
R 1.00
R 2.00
R 3.00
R 4.00
R 5.00
R 6.00
R 7.00
R 8.00
R 9.00
R 10.00
0
100
200
300
400
500
600
700
800
900
Storage (Dam) In Transit (River) Purification andBulk Distribution
Retail Distribution Consumer
R/c
ub
ic m
etr
e
Mil
lio
n C
ub
ic M
etr
es
Distrubution Phase
Typical Water Value Chain, as-is in 2010
Volume Lost (million cubic metre) Volume Transferred (million cubic metre)
Cost (R/cubic metre)
Richard Holden
Business Analyst
e-mail: rholden@tcta.co.za
Telephone: (012) 683 1200
Website: http://www.tcta.co.za
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