It was just a matter of time, and now that time has arrived.  A US company is suing Canada $10.5 Billion  for not being able to export water from here to the US.
Here is the article link.  http://www.cbc.ca/news/canada/u-s-firm-sues-canada-for-10-5-billion-over-water-1.180821

Water drought for Vancouver Island is ahead of schedule this year… more so than last.  Here is the a news link about level 3 drought as of May 29 2016.   http://www.cbc.ca/news/canada/british-columbia/water-shortage-drough-vancouver-island-1.3607790