National Water Act: Classes and resource quality objectives of water resources for catchments of Upper Vaal (Gazette 39943, Notice R468)
https://www.polity.org.za/article/national-water-act-classes-and-resource-quality-objectives-of-water-resources-for-catchments-of-upper-vaal-gazette-39943-notice-r468-2016-05-09
9th May 2016
National Water Act: Classes and resource quality objectives of water resources for catchments of Upper Vaal (Gazette 39943, Notice R468)