I take it you have no understanding of the multiple pipelines, including crude oil, that already run over this aquifer.
![](http://www.aopl.org/images/cms/rextag_map_for_web.jpg)
Thanks for the map. How many of these pipelines carry "tar sand oil"? There is a difference in crude oil and tar sand oil.
http://www.businessweek.com/news/2011-11-11/enbridge-s-oil-sands-pipeline-gains-from-delays-to-keystone-xl.html
Looks like it won't matter anyway, another company Enbridge will deliver it.