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Sustainable Resource Management:WESTERN CAPE WATER SITUATION
Situation as at 30 March 2010
| Dam | Capacity | 1 Dec 08 | 1 May 09 | 30 March 2010 | Increase (+) from 1 May '09 | |||
| Storage | % | Storage | % | Storage | % | Mcm | ||
| Steenbras Upper | 31.7 | 31 | 99% | 27 | 85% | 22 | 69% | -6 |
| Steenbras Lower |
33.5 | 32 | 94% | 14 | 40% | 16 | 48% | 2 |
| Wemmershoek | 58.6 | 54 | 92% | 22 | 38% | 30 | 52% | 8 |
| Voëlvlei | 165.4 | 162 | 98% | 96 | 58% | 108 | 65% | 12 |
| Theewaterskloof | 480.2 | 480 | 100% | 333 | 69% | 339 | 71% | 6 |
| Berg River Dam | 130 | 129 | 99% | 81 | 62% | 109 | 84.2% | 29 |
| Total including BRD | 899.4 | 888 | 99% | 572 | 64% | 625 | 69.4% | 53 |
Over the last week the gross system storage dropped from 654 to 625 million m3 (69.4%). Rainfall was patchy with 5 and 8 mm falling at the Steenbras and Wemmershoek Dams with none at the other major Western Cape dams. In the coming week there is a slight chance of showers in areas such as Grabouw and Robertson on Saturday (3th April). According to the Norwegian Meteorological Institute further rainfall is possible on Wednesday/Thursday next week (7/8th April).
Situation as at 22 March 2010
| Dam | Capacity | 1 Dec 08 | 1 May 09 | 22 March 2010 | Increase (+) from 1 May '09 | |||
| Storage | % | Storage | % | Storage | % | Mcm | ||
| Steenbras Upper | 31.7 | 31 | 99% | 27 | 85% | 21 | 67% | -6 |
| Steenbras Lower |
33.5 | 32 | 94% | 14 | 40% | 17 | 51% | 3 |
| Wemmershoek | 58.6 | 54 | 92% | 22 | 38% | 32 | 54% | 10 |
| Voëlvlei | 165.4 | 162 | 98% | 96 | 58% | 110 | 67% | 15 |
| Theewaterskloof | 480.2 | 480 | 100% | 333 | 69% | 346 | 72% | 13 |
| Berg River Dam | 130 | 129 | 99% | 81 | 62% | 111 | 85.5% | 30 |
| Total including BRD | 899.4 | 888 | 99% | 572 | 64% | 638 | 70.9% | 66 |
Situation as at 15 March 2010
| Dam | Capacity | 1 Dec 08 | 1 May 09 | 15 March 2010 | Increase (+) from 1 May | |||
| Storage | % | Storage | % | Storage | % | Mcm | ||
| Steenbras Upper | 31.7 | 31 | 99% | 27 | 85% | 22 | 68% | -5 |
| Steenbras Lower |
33.5 | 32 | 94% | 14 | 40% | 18 | 53% | 4 |
| Wemmershoek | 58.6 | 54 | 92% | 22 | 38% | 34 | 57% | 11 |
| Voëlvlei | 165.4 | 162 | 98% | 96 | 58% | 114 | 69% | 19 |
| Theewaterskloof | 480.2 | 480 | 100% | 333 | 69% | 352 | 73% | 19 |
| Berg River Dam | 130 | 129 | 99% | 81 | 62% | 114 | 87.8% | 33 |
| Total including BRD | 899.4 | 888 | 99% | 572 | 64% | 654 | 72.7% | 82 |
Situation as at 8 March 2010
| Dam | Capacity | 1 Dec 08 | 1 May 09 | 8 March 2010 | Increase (+) from 1 May | |||
| Storage | % | Storage | % | Storage | % | Mcm | ||
| Steenbras Upper | 31.7 | 31 | 99% | 27 | 85% | 22 | 69% | -5 |
| Steenbras Lower |
33.5 | 32 | 94% | 14 | 40% | 19 | 56% | 5 |
| Wemmershoek | 58.6 | 54 | 92% | 22 | 38% | 35 | 60% | 13 |
| Voëlvlei | 165.4 | 162 | 98% | 96 | 58% | 117 | 70% | 21 |
| Theewaterskloof | 480.2 | 480 | 100% | 333 | 69% | 360 | 75% | 26 |
| Berg River Dam | 130 | 129 | 99% | 81 | 62% | 112 | 86% | 31 |
| Total including BRD | 899.4 | 888 | 99% | 572 | 64% | 664 | 73.8% | 92 |
Situation as at 1 March 2010
| Dam | Capacity | 1 Dec 08 | 1 May 09 | 1 March 2010 | Increase (+) from 1 May | |||
| Storage | % | Storage | % | Storage | % | Mcm | ||
| Steenbras Upper | 31.7 | 31 | 99% | 27 | 85% | 22 | 70% | -5 |
| Steenbras Lower |
33.5 | 32 | 94% | 14 | 40% | 20 | 59% | 6 |
| Wemmershoek | 58.6 | 54 | 92% | 22 | 38% | 37 | 63% | 15 |
| Voëlvlei | 165.4 | 162 | 98% | 96 | 58% | 120 | 72% | 24 |
| Theewaterskloof | 480.2 | 480 | 100% | 333 | 69% | 367 | 77% | 34 |
| Berg River Dam | 130 | 129 | 99% | 81 | 62% | 120 | 92% | 39 |
| Total including BRD | 899.4 | 888 | 99% | 572 | 64% | 686 | 76.2% | 114 |
