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Marine and Freshwater

Definition(s)

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)

Hierarchy

Broader: watercourse
Related terms:
transboundary watercourse
international lake
international water
transboundary water
international river basin
international waters
Used for:

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