On 2018-10-23 5:43 PM, Dave Smith wrote:
> On 2018-10-23 4:45 PM, jay wrote:
>
>>>
>>> A lot of towns and cities have water towers that store enough water
>>> to ensure a supply under pressure in case of an emergency.
>>>
>>
>>
>> Right but when it's empty you still need pumps and electricity.
>
> That's true, but they usually have enough in them to supply water during
> power outages and emergencies. I imagine that they have backup pumps.
>

Oops... I meant back up generators. They can also use gas or diesel
pumps to supply the towers.