Yes, El Paso did one with their aquifers and appears be happy with it. If it works for the 3 million of El Paso-Juarez then it can work for Phoenix - Tucson.
"the supply of brackish water in an aquifer is usually five to 10 times larger than the amount of freshwater,"
"27.5 million gallons of salty groundwater into drinking water every day."
"..In 2013, the city polled its water customers, and 84% said they were ready to drink the recycled waste. By 2016, 89% were on board.
Today, El Paso stands as a global model for how to grow economically "
[
qz.com]
NormSchultze Wrote:
-------------------------------------------------------
> My hometown, San Antonio TX, already has a
> desalinization plant up and running. We have no
> surface water supply, only aquifers.
> Phoenix and Tucson can do likewise. It's well
> established technology, not only in the US but
> around the world.