Digital & Technology Services

Liquids HCA & EFRD Analysis Tool


Audubon Companies’ advanced Liquids HCA & EFRD Analysis Tool empowers critical decisions in analyzing high-consequence areas (HCAs) and emergency flow-restricting device (EFRD) locations.

Leveraging the latest advancements in geospatial technology and computational fluid dynamics, Liquids HCA & EFRD Analysis Tool provides fast, accurate, reliable, and high-resolution analysis of crucial pipeline infrastructure. Implementing these actionable insights can help you improve certainty, reduce risk, and extend the lifecycle of your asset while ensuring pipeline integrity and safety for your personnel and the environment.

Pipeline Routing Editions

Our HCA & EFRD Lite Editions are also available for pipeline routing. These tools allow daily updates to could-affect segments, guiding timely decision making and increasing data resolution.

Key Benefits

  • Accelerated Data-Driven Decision Making
  • Increased Certainty & Reduced Risk
  • Improved HSE Profile
  • High-Resolution, Dependable, Accurate Insights

Advanced Features & Functions

  • Overland &Hydrographic Spread Polygons
  • EFRD Volume Plots
  • Could-Affect Segment Mapping
  • Jurisdictional Determination


The software utilizes Microsoft Azure® to enable scaling up or down to fit your unique asset integrity scope. Regardless of your project’s size or breadth, you can run the entire pipeline network simultaneously, boosting efficiency and improving visibility of large-scale simulations.

Liquids HCA & EFRD Analysis Tool delivers data in ESRI geodatabase format for streamlined exporting and importing into additional platforms. Output data are in full compliance with 49 CFR §195.452, Pipeline Integrity Management in High Consequence Areas.

Technical Specifications

  • Esri ArcGIS—ArcMap, ArcGIS Pro, or ArcGIS Online