RIVER BASIN · VDVA
South America · shared by 2 countries
Valdivia basin (blue) over its riparian countries · real geometry, TFDD & Natural Earth
| 1971 | Act of Santiago Water Quality |
| 1991 | Treaty on the Environment between the Republic of Chile and the Republic of Argentina Environment |
| 1991 | Specific additional protocol for shared water resources between the Republic of Chile and the Argentine Republic Water Quality |
Source: TFDD International Freshwater Treaties Database · open in the explorer →