Ground water.
It's the opposite! The water table is the boundary between saturated rock below and unsaturated rock above.
water table isobar
According to the USGS, the water table in Houston ranges between 10 and 30 feet below the surface. (See link below). An exception is in Katy, where it is more than 75 feet deep. From personal experience, the water table is about 14 feet below my property--about 1/4 mile from Oyster Creek in Sugar Land.
No, impermeable rock is the layer of rock that water CAN'T pass.
above the water table
a mud table
ground water
Pressure gradient or hydraulic gradient is the force that pushes groundwater from pore to pore below the water table. A boundary between saturated rock below and unsaturated rock above is the water table.
Ground water.
If the bottom of a well is above the water table, the well would be dry.
above the water table
See the table at link below.
the zone of saturation
You are describing a well.
It's the opposite! The water table is the boundary between saturated rock below and unsaturated rock above.
If it is below the water table, it is an aquifer. Otherwise I think it is just called an underground resevoir.