[QUOTE=tedder;20173427]6 months, local water, only time we had trouble was when we were cooking our own food and using sealed "water cooler" bottles. huh./QUOTE]
I spent a few winters in Mexico driving old vans. Stopped at the water purification plants many times to buy water and refill my jugs. Watched them quite a few times just rinsing the water cooler bottles....then refill and cap.