| THEMATIC GROUP | Amount of water | Governance | |||
| BCU | A1 (2030) | A1 (2050) | A2 (2030) | A2 (2050) | Projected water resource policy tension |
| ARGENTINA | 1 | 2 | 3 | 3 | 3 |
| BOLIVIA | 1 | 1 | 3 | 3 | 2 |
| BRAZIL | 1 | 1 | 2 | 2 | 3 |
| PARAGUAY | 1 | 1 | 2 | 2 | 3 |
| URUGUAY | 1 | 1 | 3 | 3 | 3 |
| ENTIRE BASIN | 1 | 1 | 3 | 3 | 3 |