Methane in Drinking Water
Drilling and "fraccing" (a process used to increase the flow of gas underground) can lead to methane seeping into drinking water aquifers.
Coalbed Methane Sparks Debate: Who's to Blame for Gassy Water? (Pembina Institute)
Tainted water lights fire under gas fears (Edmonton Journal, 2005)
Is our water safe? (Albertaviews, October 2006)



