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Vital statistics

Bedford dam
Full supply level 1738.6m.a.s.l
Minimum level for all machines operating 1720m.a.s.l
Maximum height above lowest foundation 50.905 m
River bed 40.905m
Live volume 19.2 ³
Maximum storage volume 22.43Mm³
Minimum storage volume (dead volume) 3.23Mm³
Catchment drainage number C81A
River small wilger river tributary
Catchment area at dam 11.53km²
Mean annual precipitation 982mm
Mean annual runoff 1.8Mm²/sec
Concrete volume 73,000m³
Braamhoek dam
Full supply level 1270masl
Minimum level for 4 machines operating 1258masl
Maximum height above lowest foundation 38.6m
River bed 31.m
Live volume 19.2Mm³
Volume allowance for evaporation over and above active volume 2.72Mm³
Maximum storage volume 26.26M m³
Minimum storage volume (dead volume) 4, 34M m³
Catchment drainage number V12A EWR
River braamhoekspruit
Catchment area at dam 60.11km³
Mean annual precipitation 1053mm
Mean annual evaporation 1449mm
Total concrete volume 67,000m³