Original sentence: All of the fountains were on the Right Bank;  the water table was close to the surface there, and it was easy to dig wells, while on the Left bank the water table was deep underground,  and there were no working aqueducts;  almost all water had to be carried from the Seine
Edited sentence: All of the fountains were on the Right Bank;  the two aqueducts supplied water and the water table was close to the surface there, and it was easy to dig wells, while on the Left bank the water table was deep underground,  and there were no working aqueducts;  almost all water had to be carried from the Seine