regional water resources - Claus Water Specialists

REGIONAL WATER RESOURCES Voëlvlei Treatment Plant Voëlvlei Dam

Pella Reservoir

Berg River

Hospital Reservoirs Silwerstroom Well Field

Midlands Reservoir

Silwerstroom Treatment Plant & Reservoir

Atlantis

Witzands Well Field

Witzands Treatment Plant

Wellington

City Raw Water Pipeline City Potable Water Pipeline

Paarl

Melkbos Reservoirs

City Proposed Infrastructure

New Spes Bona Reservoir

Water Affairs Infrastructure Water Affairs Proposed Infrastructure

New Treatment Plant

Plattekloof Reservoir

Wemmershoek Treatment Plant

City Owned Dams Gien Garry Reservoir

Water Affairs Owned Dams Existing Treatment Plants and Bulk Reservoirs

Wemmershoek Dam

Tygerberg Reservoirs

Woodhead and Hely-Hutchinson Dams and Kloof Nek Treatment Plant

Berg River Dam Franschhoek

Dwars River Blackheath Treatment Plant

Alexander, Victoria and DeVilliers Dams, Constantia Nek Treatment Plant

Stellenbosch Blackheath Reservoirs

Water Affairs Tunnel

Stellenboschberg Tunnel Portal

Cape Town

Kleinplaas Balancing Dam

Eerste Rivier

Theewaterskloof Dam

Kuils River Faure Treatment Plant & Reservoir Helderberg Treatment Plant & Reservoir

Lourens River

Steenbras Pumped Storage Dam

Lewis-Gay and Kleinplaats Dams, Brooklands Treatment Plant

Steenbras Upper Dam

Steenbras Treatment Plant Kogelberg Dam

Simons Town DAM STORAGE CAPACITES Table Mountain Group Steenbras Lower Steenbras Upper Theewaterskloof Wemmershoek Voëlvlei

= 2 376 Mlℓ = 33 517 Mlℓ = 31 767 Mlℓ = 480 250 Mlℓ = 58 644 Mlℓ = 164 122 Mlℓ

Total Dam Storage

=770,676 Mlℓ

BULK PIPELINE LENGTHS 1500mm and over = 176 400 m > 1000mm < 1500mm = 129 600 m < 1000mm = 297 000 m Total Length

= 603 km

RESERVOIR STORAGE CAPACITIES > 20 Mℓ Wynberg (Nos. 1 & 2) = 30.6 Mlℓ Newlands (Nos. 1 & 2) = 178.6 Mlℓ Molteno = 188.1 Mlℓ Plattekloof = 583.6 Mlℓ Tygerberg (Nos. 1 & 2) = 297.7 Mlℓ Blackheath Upper = 48.2 Mlℓ Glen Garry = 149.7 Mlℓ Blackhealth Lower = 537.6 Mlℓ Faure = 640.0 Mlℓ Total Reservoir Storage = 2 654.1 Mlℓ

Rockview Dam Steenbras Lower Dam

INFORMATION ABOUT AREA SUPPLIED City of Cape Town Area 2 474 sq km Coastline of City Area 307 kms Population supplied with water 3 500 000 Total no. of households supplied 1 006 000 Average annual daily water demand 1 000 Ml/d Peak daily water demand 1 420 Ml/d Minimum daily water demand 750 Ml/d

‘Saving Water is a way of Life’

Palmiet River