water tables

Subterranean moisture boundaries

A water table is the underground boundary below which soil and rock are saturated with groundwater.

Wells must reach below the water table to draw water.

The level fluctuates with rainfall and drought: The water table has dropped significantly during the dry season.

In architecture, a water table is a projecting ledge or molding designed to direct rainwater away from a building's foundation.

Related

rising seas · artesian wells · dry wells · dig deeper · permeability · infiltration · watersheds · porosity · subsurface · flooding · well · irrigation · depth · drilling · underground · basement · moisture · seepage

Categories
Opposites
vertical position in hydrological system

water tablessurface water

Water on land's exterior

land surface · topsoil · surface layer

water saturation state

water tablesgroundwater depletion

Excessive withdrawal from underground reserves

bedrock

GROUNDWATER vs. SURFACE WATER

water tablesrivers

Flowing bodies of water

lakes · surface runoff · ponds · reservoirs · streams

Family

water, table, tablet, watery, watered, watering, underwater, waters, seawater

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Used worldwide · Timeless · Concrete · Rated G