There are no swimming pools in the Gaza Strip because, among other things, there’s not enough water. Nor enough electricity; it’s only supplied six to eight hours a day.
He's wrong, of course.
Gaza has an Olympic sized swimming pool , opened in the As-Sadaka club to much fanfare in 2010
Many hotels in Gaza also have swimming pools, including the Arcmed Al Mashtal
And the Commodore Gaza
There is a swimming pool in Asda City
There are even swimming pools in private homes, in Gaza, including this one featured at booking.com
Faced with incontrovertible evidence of the error of his statement, what will Gideon Levy and Haaretz do? Likely nothing. When faced with an opportunity to demonize Israel, no lie is too big, or too small to spread.