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EPA's Study of Hydraulic Fracturing for Oil and Gas and Its Potential Impact on Drinking Water Resources

  • Hydraulic Fracturing for Oil and Gas:

    Impacts from the Hydraulic Fracturing Water Cycle on Drinking Water Resources in the United States

In 2016, EPA released the final report, “Hydraulic Fracturing for Oil and Gas: Impacts from the Hydraulic Fracturing Water Cycle on Drinking Water Resources”. Read the executive summary.  Please note that this web site is no longer being updated. 

  • Final Assessment

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    This final report provides a review and synthesis of available scientific information concerning the relationship between hydraulic fracturing activities and drinking water resources in the United States.

    Read the Full Assessment
  • About the Study

    The final assessment integrates results from EPA-led research efforts with approximately 1,200 cited sources of data and literature, and input from stakeholders through EPA's technical outreach.

    About the Study
  • Published Research

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    The purpose of this product is to make accessible the information about the 1,173 hydraulic fracturing-related chemicals that were listed in the external review draft of the Hydraulic Fracturing Drinking Water Assessment that was released recently. 

    Review the Research
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 7, 2025
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