Access information on Multilateral Environmental Agreements

Portions of a geographical area which constitutes a hydrogeological unit as the catchment area for a single river which are under the jurisdiction of two or more countries. (Source: GEMET/WPRa)
Transboundary waters means any surface or ground waters which mark, cross or are located on boundaries between two or more States; wherever transboundary waters flow directly into the sea, these transboundary waters end at a straight line across their respective mouths between points on the low-water line of their banks (Source: 1992 Water Convention, Art.1)

See all documents containing the keywords "international watercourse"


Used for

  • transboundary watercourse
  • international lake
  • international water
  • transboundary water
  • international river basin
  • international waters