A solar distillation loop apparatus includes a first pipe section disposed
on a ground surface, the first pipe section including a substantially
straight portion and elevated portions on each end of the substantially
straight portion, an impure water inflow coupling at one end of the
straight portion and an impure water outflow coupling at the other end of
the straight portion; solar powered fans disposed in each of the elevated
portions of the first pipe section; a second pipe section disposed under
the ground surface beneath the first pipe section; and two substantially
vertical pipe sections that connect respective ends of the second pipe
section to respective ends of the first pipe section.