water table

He lost his water in 2001 when the blasting dropped the water table.

The leaching may carry radionuclides elsewhere, however, possibly causing mild contamination of the water table.

Cellars were not practical in the low-lying areas, for in wet weather the water-table is level with the ground.

If it is sand and gravel with a high water table (the level of subterranean water), an excellent well can be had cheaply.

The surface of this underground sheet of water is technically called "water table" or ground-water level.

Centrifugal pumps usually are set in dry wells a few feet above the water-table.