All dams
Sterkfontein Dam
NormalHarrismith, Free State · Baseline 6 900 ha · Updated Aug 2026
Current surface area
6 731 ha
vs historical baseline
-2.4%
Month-on-month
-2.8%
Year-on-year change
+0.4%
Surface water area (hectares)
Location
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Month-on-month change (%)
| Date | Surface area | % vs previous | % vs historical average |
|---|---|---|---|
| Aug 2026 | 6 731 ha | -2.8% | -2.4% |
| Jul 2026 | 6 926 ha | -1.7% | +0.4% |
| Jun 2026 | 7 049 ha | -3.3% | +2.2% |
| May 2026 | 7 287 ha | -0.0% | +5.6% |
| Apr 2026 | 7 290 ha | -0.6% | +5.7% |
| Mar 2026 | 7 336 ha | +3.4% | +6.3% |
| Feb 2026 | 7 093 ha | +1.2% | +2.8% |
| Jan 2026 | 7 009 ha | +4.9% | +1.6% |
| Dec 2025 | 6 684 ha | +2.1% | -3.1% |
| Nov 2025 | 6 546 ha | -1.2% | -5.1% |
| Oct 2025 | 6 623 ha | -1.0% | -4.0% |
| Sept 2025 | 6 691 ha | -0.2% | -3.0% |