When he heard that Jesus had come out of Judea into Galilee, he went to him, and begged him that he would come down and heal his son, for he was at the point of death.

 The well itself was more than 100 feet deep. It is not a springing well of water; it is a wet into which the water percolates and gathers. But clearly it was a well so deep that no one could gain water from it unless he had something with which to draw the water. 