It's not a real issue, but it's truthy enough to generate real opposition to datacenter buildout and catalyze AI hate. So definitionally avoiding it from the get-go might end up being worth it.
>>welfer+(OP)
It really depends where they get the water. If they're pumping an aquifer fry and doing evaporative cooling they could be just boiling an entire areas water source. If they could figure out how to use salt water it'd be ideal.