► View and print the entire Proceedings of the Technical Workshops for the Hydraulic Fracturing Study: Well Construction and Operation

Presentations and Individual Abstracts

• Well Construction Theme
• Fracture Design and Stimulation Theme
• Well Integrity Theme

Well Construction Theme

• Technical Presentation Session 1: Considerations for Aquifer Protection

  • Overview of the Well Construction Sessions (PDF)
    Contributed by Bob Whiteside, Texas World Operations
  • Public Water Sources and Hydraulic Fracturing – A State Drinking Water Perspective (PDF)
    Contributed by Mark Jensen, Utah Department of Environmental Quality
  • Well Completion Methods for Aquifer Protection (PDF)
    Contributed by Bill Godsey, GeoLogic Environmental Services, LLC

• Technical Presentation Session 2: Well Design

  • Well Planning and Construction Techniques (PDF)
    Contributed by Carolyn Debrick, Devon Energy
  • Production Casing Design Considerations (PDF)
    Contributed by Brad Hansen, Devon Energy
  • Well Construction Practices in the Marcellus (PDF)
    Contributed by Cody Teff, Shell Exploration and Production Company

• Technical Presentation Session 3: Drilling and Completion

  • Multi-Well Pad, Tight Gas, Directional Drilling Program Protects Aquifers (PDF)
    Contributed by Jay Foreman, Williams Production
  • Casing Perforating Overview (PDF)
    Contributed by Brad Hansen, Devon Energy
  • Cementing, Cement Quality Evaluation/Logs and Zonal Isolation
    for Hydraulically Fractured Wells (PDF)
    Contributed by Talib Syed, TSA, Inc.

Fracture Design and Stimulation Theme

• Technical Presentation Session 4: Geologic Assessment

  • The Distribution of Natural Fractures Above a Gas Shale: Questions About Whether Deep Fracture Fluid Leaks into Groundwater Outside the Realm of Faulty Borehole Construction (PDF)
    Contributed by Terry Engelder, Pennsylvania State University
  • Evaluation of Well Records and Geophysical Logs to Determine the Presence of Freshwater, Saltwater, and Gas above the Marcellus Shale, South-Central New York (PDF)
    Contributed by John Williams, US Geological Survey

• Technical Presentation Session 5: Fracture Propagation

  • Fracture Design in Horizontal Shale Wells – Data Gathering to Implementation (PDF)
    Contributed by Tim Beard, Chesapeake Energy
  • Evaluating Hydraulic Fracture Propagation in a Shallow Sandstone Interval (PDF)
    Contributed by David Cramer, ConocoPhillips
  • Hydraulic Fracturing in Coalbed Methane Development, Raton Basin, Southern Colorado (PDF)
    Contributed by Hal Macartney, Pioneer Natural Resources USA, Inc.

• Technical Presentations Session 6: Monitoring

  • Fracture Design and Stimulation - Monitoring (PDF)
    Contributed by Mike Eberhard, Halliburton Energy Services
  • A Case History of Tracking Water Movement Through Fracture Systems
    in the Barnett Shale (PDF)
    Contributed by Patrick Handren, Denbury Resources
  • Measurements and Observations of Fracture Growth (PDF)
    Contributed by Norman Warpinski, Pinnacle - A Halliburton Service

• Technical Presentation Session 7: Verifying Zonal Isolation

  • Sustainable Fracturing Rationale to Reach Well Objectives - The Impact of Uncertainties and Complexities on Compliance Assurances (PDF)
    Contributed by Ahmed Abou-Sayed, Advantek International
  • Design and Rationale for a Field Experiment using Tracers in Hydraulic Fracture Fluid (PDF)
    Contributed by Daniel Soeder, US Department of Energy, National Energy Technology Laboratory
  • Review of Stimulation Water Retention Mechanisms and Likelihood of Fluid Communication
    with Shallow Aquifers (PDF)
    Contributed by Scott Cline, Unaffiliated

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Well Integrity Theme

• Technical Presentation Session 8: Pre- and Post-Hydraulic Fracturing Well Integrity Test Methods

  • Assessment Methods for Well Integrity during the Hydraulic Fracturing Cycle (PDF)
    Contributed by James Bolander, Southwestern Energy
  • Pre & Post Well Integrity Methods for Hydraulically Fractured/Stimulated Wells (PDF)
    Contributed by Talib Syed, TSA, Inc.

• Technical Presentation Session 9: Case Studies

  • Case Study for Well Integrity over a Full Life Cycle (PDF)
    Contributed by Lloyd Hetrick, Newfield Exploration Company
  • Risks to Drinking Water from Oil and Gas Wellbore Construction and Integrity:
    Case Studies and Lessons Learned (PDF)
    Contributed by Briana Mordick, Natural Resources Defense Council

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