I'd want to know more, like what have been the implications of other similar plants that operate around the globe. This stat has nothing to compare with it.
Brine is an out dated attack by backward thinking activists.
Look into how the Tampa Bay desalination plant handles this issue with ease.
The plant processes 40 million gallons (150 million liters) of seawater to produce 25 million gallons (95 million liters) of potable water. To avoid increasing the salinity of the bay, the concentrated brine that remains is mixed with seawater at a ratio of 70 to 1 before being discharged.
Israel is your answer, look there, they supply 4 or 5 Middle East countries with water