On Nov. 9, the Environmental Protection Agency announced that Halliburton had refused to give the agency a complete list of the chemicals it uses for gas drilling, resulting in a subpoena for the energy giant. But the battle to keep much of this information confidential is one that Halliburton is winning in Pennsylvania.
Halliburton did not respond to requests for comment on this article, but a company spokeswoman told MSNBC.com that the EPA had approached Halliburton with “unreasonable demands” and that the company was working to supply the agency with the information it needs to complete its study of the relationship between water contamination and the controversial drilling technique known as hydraulic fracturing, or fracking. Of the nine companies the EPA asked to supply the information, only Halliburton — the largest North American provider of hydraulic fracturing services — refused . . . (more)