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District Municipal: Provincial
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Population served | No | | 49 447 753,0 | 49 743 669,0 | 50 489 124,0 | 51 770 720,0 | 52 275 202,0 | 52 275 202,0 | 52 275 202,0 | 52 275 202,0 | 52 275 202,0 |
Households served | No | | 8 982 052,0 | 9 179 750,0 | 9 679 768,0 | 9 840 749,0 | 10 192 429,0 | 10 192 429,0 | 10 192 429,0 | 10 192 429,0 | 10 192 429,0 |
Connections - total | No | | | | | | 1 018 746,0 | 1 018 746,0 | 1 018 746,0 | 1 018 746,0 | 1 018 746,0 |
Connections - metered | No | | 5 479 059,0 | 5 591 191,0 | 5 872 590,0 | 5 943 951,0 | 6 095 272,0 | 6 095 272,0 | 6 095 272,0 | 6 095 272,0 | 6 095 272,0 |
Connections - Domestic | No | | | | | | | | | | |
Connections - Non-domestic | No | | | | | | | | | | |
Connections - unmetered | No | | 949 068,0 | 928 202,0 | 968 116,0 | 1 018 746,0 | 1 033 746,0 | 1 033 746,0 | 1 033 746,0 | 1 033 746,0 | 1 033 746,0 |
Households / connection | No | | | | | | 9,0 | 9,0 | 9,0 | 9,0 | 9,0 |
Length of mains | km | | 129 813,6 | 132 156,4 | 1 054 398,3 | 146 257,6 | 145 521,4 | 145 521,4 | 145 521,4 | 145 521,4 | 145 521,4 |
Connections / km | No/km | | | | | | | | | | |
Average system pressure | m | | | | | | | | | | |
Time system pressurised | % | | | | | | | | | | |
Apparent losses | % | | 20,0 | 20,0 | 20,0 | 20,0 | 20,0 | 20,0 | 20,0 | 20,0 | 20,0 |
Consumer meter age | % | | | | | | | | | | |
Illegal connections | % | | | | | | | | | | |
Data transfer | % | | | | | | | | | | |
System input volume | kl/annum | | 3 875 643 468,0 | 3 975 616 883,0 | 4 011 498 111,0 | 4 050 866 523,0 | 4 249 491 464,0 | 4 249 491 464,0 | 4 249 491 464,0 | 4 249 491 464,0 | 4 249 491 464,0 |
Own sources | kl/annum | | | | | | | | | | |
Other sources | kl/annum | | | | | | | | | | |
Authorised Consumption | kl/annum | | 1 961 508 494,5 | 2 009 608 748,2 | 2 005 773 115,7 | 2 030 053 669,1 | 2 216 988 281,2 | 2 216 988 281,2 | 2 216 988 281,2 | 2 216 988 281,2 | 2 216 988 281,2 |
Billed authorised | kl/annum | | 1 960 958 713,3 | 1 982 834 220,7 | 1 980 884 542,7 | 2 002 292 562,7 | 2 129 711 080,2 | 2 129 711 080,2 | 2 129 711 080,2 | 2 129 711 080,2 | 2 129 711 080,2 |
Billed metered | kl/annum | | 1 891 144 239,0 | 1 917 099 736,6 | 1 906 920 849,2 | 1 934 329 270,1 | 2 073 711 017,6 | 2 073 711 017,6 | 2 073 711 017,6 | 2 073 711 017,6 | 2 073 711 017,6 |
Domestic | kl/annum | | | | | | | | | | |
Non-domestic | kl/annum | | | | | | | | | | |
Export volume | kl/annum | | | | | | | | | | |
Billed unmetered | kl/annum | | 69 814 474,3 | 65 734 484,1 | 73 963 693,5 | 67 963 292,6 | 56 000 062,6 | 56 000 062,6 | 56 000 062,6 | 56 000 062,6 | 56 000 062,6 |
Unbilled authorised | kl/annum | | 549 781,2 | 26 774 527,5 | 24 888 573,0 | 27 761 106,4 | 87 277 201,0 | 87 277 201,0 | 87 277 201,0 | 87 277 201,0 | 87 277 201,0 |
Unbilled metered | kl/annum | | | 26 149 925,0 | 24 189 592,6 | 25 435 566,5 | 62 547 712,9 | 62 547 712,9 | 62 547 712,9 | 62 547 712,9 | 62 547 712,9 |
Unbilled unmetered | kl/annum | | 549 781,2 | 624 602,5 | 698 980,4 | 2 325 539,9 | 24 729 488,0 | 24 729 488,0 | 24 729 488,0 | 24 729 488,0 | 24 729 488,0 |
Water Losses | kl/annum | | 1 501 448 131,0 | 1 540 652 804,0 | 1 577 531 117,0 | 1 582 768 773,0 | 1 583 105 002,0 | 1 583 105 002,0 | 1 583 105 002,0 | 1 583 105 002,0 | 1 583 105 002,0 |
Commercial / Apparent losses | kl/annum | | 300 289 626,2 | 308 130 560,8 | 315 506 223,4 | 316 553 754,6 | 316 621 000,4 | 121 297 112,2 | 121 297 112,2 | 121 297 112,2 | 121 297 112,2 |
Physical / Real losses | kl/annum | | 1 201 158 504,8 | 1 232 522 243,2 | 1 262 024 893,6 | 1 266 215 018,4 | 1 266 484 001,6 | 1 461 807 889,8 | 1 461 807 889,8 | 1 461 807 889,8 | 1 461 807 889,8 |
UARL | kl/annum | | | | | | 2 632 636,1 | 2 632 636,1 | 2 632 636,1 | 2 632 636,1 | 2 632 636,1 |
Potential real loss saving | kl/annum | | | | | | | | | | |
Revenue water | kl/annum | | 2 373 124 825,7 | 2 407 547 299,8 | 2 409 432 377,6 | 2 440 965 270,3 | 2 583 273 392,0 | 2 583 273 392,0 | 2 583 273 392,0 | 2 583 273 392,0 | 2 583 273 392,0 |
Non-Revenue water | kl/annum | | 1 502 518 642,3 | 1 568 069 583,2 | 1 602 065 733,4 | 1 609 901 252,7 | 1 666 218 072,0 | 1 666 218 072,0 | 1 666 218 072,0 | 1 666 218 072,0 | 1 666 218 072,0 |
Projected SIV without WDM | kl/annum | | | | | | | | | | |
Projected SIV with WDM | kl/annum | | | | | | | | | | |
% Revenue water
| % | | 61,2 | 60,6 | 60,1 | 60,3 | 60,8 | 60,8 | 60,8 | 60,8 | 60,8 |
% Non-Revenue water | % | | 38,8 | 39,4 | 39,9 | 39,7 | 39,2 | 39,2 | 39,2 | 39,2 | 39,2 |
% Water Losses
| % | | 38,7 | 38,8 | 39,3 | 39,1 | 37,3 | 37,3 | 37,3 | 37,3 | 37,3 |
System Input Volume (SIV) | l/c/d | | | | | | | | | | |
SIV | m³/hh/m | | | | | | | | | | |
SIV | m³/connection/m | | | | | | | | | | |
AuthUnitConsumption (AUC) | l/c/d | | | | | | 3,6 | 3,6 | 3,6 | 3,6 | 3,6 |
AUC | m³/hh/m | | | | | | 0,6 | 0,6 | 0,6 | 0,6 | 0,6 |
AUC | m³/connection/m | | | | | | 5,6 | 5,6 | 5,6 | 5,6 | 5,6 |
AUC Domestic | m³/connection/m | | | | | | | | | | |
AUC Non-domestic | m³/connection/m | | | | | | | | | | |
Water loss | l/c/d | | | | | | | | | | |
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