2. OUR BIG 5

3. WATER IS LIFE - SANITATION IS DIGNITY PONGOLA POORT DAM PROVINCE: KwaZulu Natal RIVER: Pongola River WALL TYPE: Double Curvature Concrete Arch WALL HEIGHT: 89 metres CAPACITY (1000 cubic m): 2 445 900 COMPLETION: 1973

4. WATER IS LIFE - SANITATION IS DIGNITY VAAL DAM PROVINCE: FREE STATE RIVER: Vaal River WALL TYPE: Concrete Gravity and Earth Fill WALL HEIGHT: 63 metres CAPACITY (1000 cubic m): 2 536 000 COMPLETION: 1938 (raised in 1956 and 1983)

5. WATER IS LIFE - SANITATION IS DIGNITY STERKFONTEIN DAM PROVINCE: FREE STATE RIVER: Nuwejaar Spruit WALL TYPE: Earth Fill WALL HEIGHT: 93 metres CAPACITY (1000 cubic m): 2 616 000 COMPLETION: 1980

6. WATER IS LIFE - SANITATION IS DIGNITY VAN DER KLOOF DAM PROVINCE: FREE STATE RIVER: Orange River WALL TYPE: Double Curvature Concrete Arch WALL HEIGHT: 107 metres CAPACITY (1000 cubic m): 3 187 557 COMPLETION: 1977

7. WATER IS LIFE - SANITATION IS DIGNITY GARIEP DAM PROVINCE: FREE STATE RIVER: Orange River WALL TYPE: Double Curvature Concrete Arch WALL HEIGHT: 88 metres CAPACITY (1000 cubic m): 5 342 932 COMPLETION: 1971