drainage divide


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Related to drainage divide: drainage basin, Water basin

drainage divide

[′drān·ij də‚vīd]
(geology)
The border of a drainage basin.
The boundary separating adjacent drainage basins.
References in periodicals archive ?
It is obvious from the results of the dye-tracing test from well I-3 that the surface drainage divide is meaningless with regards to subsurface water flow, and that pollutants introduced into either watershed can end up in both watersheds.
2001), further rendering any surface drainage divide meaningless.
Even if all pollutants from the proposed industrial site were somehow diverted into the Cypress Creek watershed based on the surface drainage divide, there is little hydrogeographic evidence to show that these contaminants would be restricted to Cypress Creek (Kidd et al.