If I had to throw a general recommendation out there, I'd say that the average healthy adult exercising regularly should shoot for between 0.5 and 1 full gallon of water per day. (acaloriecounter.com)
Millions of gallons of water mixed with sand and up to 300 tons of chemicals are then pumped into the well at high pressure to create breaks in the rock and release the gas. (mindbodygreen.com)
Today the water department called saying they suspect a leak as we have used 20,000 gallons of water in just a few days. (redeeminggod.com)