| Year | Measures | Prevention | Prediction | Remediation |
| 1997 | Water Service Act | O |
|
|
| 1998 | Constitution and National Water Act (NWA) | O |
| O |
| 1998 | National Environmental Management Act (NEMA) 107 | O | O | O |
| 2004 | Mineland Petroleum Resources Development Act (MPRDA) | O | O | O |
| 2006 | Mine and Environmental Management (MEM) guidelines | O | O | O |
| 2008 | National Environmental Management: Waste Act (NEMA: WA) | O | O | O |
| 2008 | Regional mine closure strategies | O | O |
|