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Dec 13
2011
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An Environmental Protection Agency (EPA) study has linked a contaminated Wyoming aquifer to hydraulic fracturing, or fracking. This is the process required to make natural gas extraction profitable, as it opens up cracks and pores in rock formations to make the gas flow. Scientists for the EPA stated that high levels of benzene were found in the water beneath Pavillion, Wyoming, which is located on the Wind River Indian Reservation.
This is not the first time fracking has been linked to water contamination, but it is the first time the Federal Government has liked the two with scientific evidence. The owner of the well is Encana Oil and Gas, and this is also not the first time Encana has been blamed for contamination due to fracking. There have been other incidents of contamination in surrounding states, and many in western Colorado, over the past several years However, up until now, very little action has been taking to address the problem as a whole. There are several states that have been experiencing increased natural gas production recently, as it is a vital part of the U.S.’s energy future, and this makes proper regulation and oversight critical. Water sampling began in the Pavillion area in 2009, and since there have been small amounts of benzene and other toxic chemicals found in the water. The chemicals found did not exceed national drinking water standards in most cases, but either way, residents were advised to get drinking water from other sources. Since Encana was drilling wells in that area, it has been providing drinking water for 21 households at a cost of approximately $1,500 monthly.













