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

Hydraulic Fracturing Study: February 2011 Technical Workshop on Chemical and Analytical Methods

The proceedings from the Chemical and Analytical Methods workshop include a summary of the presentations and discussion sessions as well as abstracts for each presentation. Not all presenters submitted an abstract or presentation to be posted for public viewing.The presentations are not part of the proceedings, but may be downloaded below along with the individual abstracts.

► View and print the entire Proceedings of the Technical Workshops for the Hydraulic Fracturing Study: Chemical & Analytical Methods

Presentations and Individual Abstracts

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Fracture Fluid Chemistry Theme

Fingerprinting Theme

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Field and Analytical Challenges Theme

  • Technical Presentation Session 7: Sampling Issues – Representativeness, Handling, Preservation
    • Representativeness of Flowback Fluid Samples:
      Impacts of Post-Withdrawal Evolution and Temporal Variability of Composition*
      Presented By: Mark Engle, USGS
      * The author did not contribute an abstract or presentation for the proceedings.

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