Mpaghara Nchịkwa Mmiri nke Upper Vaal

Upper Vaal nke mkpo-bere ya bụ; WMA, ma ọ bụ Upper Vael Water Management Area nke akpọrọ na bekee (nke nwere koodu: asatọ), bụ mpaghara nchịkwa mmiri nke gụnyere nnukwu osimiri ndị a: Osimiri Wilge, Osimiri Liebenbergsvlei, Osimiri Mooi na Osimiri Vaal, ma kpuchie Dams ndị a:

 Boskop Dam Osimiri Mooi
 Osimiri Vaal nke Grootdraai Dam
 Klerkskraal Dam Mooi River
 Klipdrift Dam Loop Spruit
 Potchefstroom Dam Mooi River
 Ọdọ Mmiri Saulspoort Liebenbergvlei
 Ọdọ Mmiri Sterkfontein Nuwejaar Spruit
 Vaal Dam Osimiri Vaal

 Ókèala 
Mpaghara ọdọ mmiri  C11 ruo C13, C21 ruo C23, na C81 ruo C83.

 Edemsibia 

 Mmiri Mmiri