At least a thousan here. Palo Alto Park Mutual Water Company, deserving about 600 houses, in the middle of the Silicon Valley. Water is not potable. I have an

At least a thousan here. Palo Alto Park Mutual Water Company, deserving about 600 houses, in the middle of the Silicon Valley. Water is not potable. I have an extensive filtration system for making it potable. It is expensive, but the convenience is worth it as I can afford it. My neighbor has to go out refill 18L jugs for his drinking supply.