Canada’s 500,000 Leaky Energy Wells: ‘Threat to Public’   Leave a comment

Canada’s 500,000 Leaky Energy Wells: ‘Threat to Public’

Badly sealed oil and gas wellbores leak emissions barely monitored, experts find.

By Andrew Nikiforuk, 5 Jun 2014, TheTyee.ca

A new University of Waterloo report warns that natural gas seeping from 500,000 wellbores represent “a threat to environment and public safety” due to groundwater contamination, greenhouse gas emissions and explosion risks wherever methane collects in unvented buildings and spaces.

The 69-page report on wellbore leakage cowritten by three expert UofW professors outlines a longstanding and largely invisible engineering problem for Canada’s oil and gas industry.

For the full commentary by Andrew Nikifouk: http://thetyee.ca/News/2014/06/05/Canada-Leaky-Energy-Wells/?utm_source=daily&utm_medium=email&utm_campaign=050614

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