Presentation Outline

• Unconventional Shale Development in Texas

• Federal and State Regulatory Overview

• Water Needs, Supply Options, and Challenges

• Potential Risks to Groundwater and Surface Water

• Range Resources Case

Range Resources EPA Emergency Order

• EPA Emergency Unilateral Order –Dec. 7, 2010; Parker County (Barnett Shale); Effective Immediately - Issued w/o Hearing

• “Concerns with water quality, indoor air quality, and potential explosivity.”

• “The contaminants identified… may present an imminent and substantial endangerment to the health of persons . . . are potentially explosive or flammable, and benzene if ingested or inhaled could cause cancer . . .”

• “EPA has determined that appropriate state and local authorities have not taken sufficient action to address the endangerment…and do not intend to take such action at this time….”