Posted: Dec 22, 2016 12:00 PM ET Is it Possible. Could Earth 's oldest water be found and can it be 2 billion. First reported in Decrmber 15, 2016. Well that is the claim of " The world's oldest water is even more ancient than we realised A hidden reservoir deep underground. " it is a continual discovery from 2013 at Kinnie mine in Ontario. More on Oldest water in the world found in Ontario by U of T scientists2 billion-year-old water won't kill you, but would taste 'absolutely disgusting,' U of T researcher says By Michelle Cheung, CBC News Posted: Dec 16, 2016 5:00 AM ET Last Updated: Dec 16, 2016 8:25 AM ET Two-billion-year-old water found in Canada Daniel Martins Digital Reporter Friday, December 16, 2016, 5:48 PM - Found: The World’s Oldest Pool of Water Is 2 Billion Years Old It's almost 2 miles down in a Canadian mine. By Sarah Laskow Dec 16, 2016 Earth's Oldest Water Discovered in Canadian Mine By Eric Chaney Published...