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Environmental Regulation: BACT Determination for GHG Permitting Requires Care


  • Deanne Dutton Hughes

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    • Deanne Dutton Hughes, P.E. (, is a Registered Professional Engineer in Oklahoma and has worked in the field of air quality permitting and compliance for over 20 years. A Principal Engineer with Cardinal Engineering, a multidisciplinary engineering consulting company, she assists clients with environmental and regulatory opportunities and challenges.


When contemplating significant operational or physical changes at a facility, an owner must carefully consider the impact on a facility's air quality permit. Often, the air quality construction permitting process becomes a critical path item for meeting project objectives.