https://www.cbc.ca/amp/1.7227911
So it looks like we are short 100 million liters a day. So 100,000 m^3/ day. A big water hauler can haul 40m^3. So you could truck water around where it’s needed. Say is 24 loads a day you 1000m^3 per truck so 100 trucks hauling water around the clock could solve the water draw issue.