It is fed by a natural spring from the underground.

By early July the springs feeding the community had dried up.

The old maps show how it was fed by springs.

A little spring fell tumbling down and fed the grass.

The tank is fed by a natural spring which keeps the water level constant throughout the year.

However, it is said to be fed by a spring in the lakebed.

I want to say that all fiction is fed by underground springs of personal fact.

A smaller creek and several springs feed the marsh from the west.

A spring fed the pool, and made it always unstill.

It also has a small tank fed by perpetual springs.