Terms of Hydrology (U)

unconfined aquifer :

Aquifer containing unconfined groundwater, that is having a water ...

underflow :

Movement of water through a pervious stratum under the bed of a r ...

uniform flow :

Flow in which the velocity vector is constant along every streaml ...

unit hydrograph :

Hydrograph of direct runoff resulting from a unit amount of effec ...

unstable channel :

Channel in which, on the average, there are significant morpholog ...

unsteady flow :

Flow in which the velocity changes in magnitude or direction with ...

upconing :

Upward movement of salt water in a cone-shaped manner from below ...

upper reach :

Part of a stream channel in the higher region of a drainage basin ...

upstream :

In the direction towards the source of a stream.

urban hydrology :

That branch of hydrology which deals with the hydrology of urban ...