PR592-242009-Z01 GHG Reduction at Compressor Stations Using Optimization with Physics-Informed Models Author(s)Scott Sheppard, Christopher Perullo, Corson TeasleyAuthoring InstitutionTurbine Logic Release Date February 13, 2026 Reducing greenhouse gas emission from pipeline compressor stations is a critical challenge for ... More Info
PR727-243814-R01 State of NDE Technologies Able to Measure or Predict Seam and Pipe Body Toughness Author(s)Bill Amend, Roger Royer, Thomas Prewitt, Pete Riccardella, Nathan SwitznerAuthoring InstitutionRSI Pipeline Solutions, LLCRelease Date February 11, 2026 Toughness is an important consideration in fitness-for-service assessments of imperfections in ... More Info
PR703-252011-R01 Road Map Activity for Low CO2e Engine Technologies Author(s)Timothy Jacobs, Daniel OlsenAuthoring InstitutionT.J. Jacobs, LLCRelease Date February 4, 2026 Regulatory drivers and environmental concern continue to exert downward pressure on engine ... More Info
PR592-242009-Z01 GHG Reduction at Compressor Stations Using Optimization with Physics-Informed Models Author(s) Scott Sheppard, Christopher Perullo, Corson Teasley Research Contractor Turbine Logic Release DateFebruary 13, 2026 Reducing greenhouse gas emission from pipeline compressor stations is a critical challenge for operators. Traditional approaches to emissions reduction often depend on hardware upgrades that require capital investment and downtime. When considering alternative methods for emissions reduction, such ... More Info
PR727-243814-R01 State of NDE Technologies Able to Measure or Predict Seam and Pipe Body Toughness Author(s) Bill Amend, Roger Royer, Thomas Prewitt, Pete Riccardella, Nathan Switzner Research Contractor RSI Pipeline Solutions, LLC Release DateFebruary 11, 2026 Toughness is an important consideration in fitness-for-service assessments of imperfections in pipe base metal and seams. Various descriptors of toughness are used, but traditionally, all have re-quired destructive testing to quantify toughness. This report summarizes the current and anticipated ... More Info
PR703-252011-R01 Road Map Activity for Low CO2e Engine Technologies Author(s) Timothy Jacobs, Daniel Olsen Research Contractor T.J. Jacobs, LLC Release DateFebruary 4, 2026 Regulatory drivers and environmental concern continue to exert downward pressure on engine emissions from pipeline compressor stations. Collaboration among government, industry, and academic entities resulted in substantial reductions in most engine emissions, but several opportunities likely ... More Info
PR777-253607-R01 Internal Corrosion Impacts of Renewable Natural Gas Author(s) Diane Saber Research Contractor REEthink Inc. Release DateJanuary 27, 2026 Internal corrosion of metal pipe is of upmost concern to the natural gas industry, and much effort has been devoted to understanding and controlling the mechanisms, including robust mitigation strategies. Biomethane Renewable Natural Gas (RNG) is a gaseous fuel produced through the anaerobic ... More Info
PR350-203605-Z01 Development of Comprehensive Metal Loss Assessment Methodologies Author(s) Banglin Liu, Xiaotong Chen, Yong-Yi Wang, Brian Leis Research Contractor Center for Reliable Energy Systems, LLC Release DateJanuary 16, 2026 A comprehensive metal loss [1] assessment model was developed in a multiyear effort that enables more accurate assessment of metal loss as detected and sized using the current in-line and in-the-ditch tools as compared to existing in-line inspection assessment methods. The ... More Info
PR676-233801-R05 Matching Risk Treatment to Risk Exposure for the Circumferential Cracking Hazard Author(s) Ryan stewart, Jason Skow Research Contractor Integral Engineering Release DateJanuary 9, 2026 Pipeline Research Council International Inc. (PRCI)’s Crack Management SRP has identified that circumferential cracking is challenging for pipeline operating companies. To close this gap the NDE-4-24 project aims to create a framework to identify, assess, and mitigate the risk due to ... More Info
PR015-243901-R01 Use of Computational Pipeline Monitoring for Gas Pipeline Leak Detection Author(s) Shane Siebenaler, Eugene Hoffman Research Contractor Southwest Research Institute Release DateDecember 18, 2025 This report explores the application and integration of computational pipeline monitoring (CPM) technology in gas transmission pipelines, a domain where its use is not yet widespread. The primary objectives of this research include assessing the current state-of-the-art in CPM technology for gas ... More Info
PR186-244504-R02 Guidance for Traceable Verifiable and Complete Documentation Requirements Author(s) Joel Kaufman, Tara McMahan Research Contractor DNV USA (contractor) Release DateDecember 18, 2025 This document summarizes the definitions and processes related to the ‘traceable, verifiable, and complete’ (TVC) criteria in 49 CFR 192 as implemented by the participating pipeline operators. Participating pipeline operators provided details related to their implementation and ... More Info
PR015-241500-R01 Assessment of Macro-Scale Gas Pipeline Leak Detection Technologies Author(s) Sarah Wheeler, Justin Long, Jessica Brysch Research Contractor Southwest Research Institute Release DateDecember 10, 2025 This report aims to identify and evaluate technologies capable of detecting and quantifying “super-emitter” methane leaks, defined as emissions greater than 100 kg/hr. These large-scale leaks are a significant contributor to total methane emissions and a growing focus for regulatory ... More Info
PR652-233815-R01 SSWC Identification and Measuring Grooving Ratio in the Ditch Author(s) David Futch, Jason Skow, MICHAEL Redmond, Greg Riversmith, Geoff Hurd Research Contractor ADVIntegrity Release DateDecember 9, 2025 This project conducted research with an intent to improve the in-ditch NDE measurements and subsequent assessments of SSWC. To do this, pipe joints containing natural SSWC samples were sourced from multiple PRCI operator members who consented to having the pipe destructively tested (post-NDE ... More Info
PR723-253819-R01 Critical Review of IM-1-08 Reports White Paper Author(s) Ted Anderson, Sergio Limon, Pete Riccardella Research Contractor TL Anderson Consulting Release DateNovember 25, 2025 This document is a peer review of two recent reports from PRCI Project IM-1-08, which proposes new minimum fracture toughness requirements to comply with PHMSA Mega Rule RIN1 -- 192.712. The original reports present practical recommendations for Charpy V-Notch (CVN) toughness values for vintage ... More Info
PR335-233813-R02 Hard Spot Manufacturing Anomaly Repair Method Evaluation Author(s) Scott Riccardella, Pete Riccardella, Thomas Prewitt Research Contractor Structural Integrity Associates, Inc. Release DateNovember 13, 2025 This report evaluates the effectiveness of four repair methods selected by PRCI members in repairing hard spot features. This is completed by performing finite element analysis (FEA) for each repair method and comparing them to an unrepaired hard spot. This analysis compares the tensile hoop ... More Info
PR644-223603-R01 Developing Corrosion Control Monitoring Technology for Hazardous Liquid Breakout Tanks Author(s) Pavan Shukla, Tasnia Fatima, Fernando Farelas, Naim Kabir Research Contractor Battelle Savannah River Alliance, LLC Release DateNovember 5, 2025 Soil-side corrosion monitoring of the aboveground storage tanks (ASTs) is challenging as access to the tank pad environment is not readily available, and the pad conditions can vary throughout the tank diameter. The objective of this work was to research and identify validated technologies to ... More Info
PR719-243812-Z01 Addendum to API 1163 Performance Validation Guidelines Crack and Dent Author(s) Jason Skow Research Contractor Integral Engineering Release DateOctober 28, 2025 The addendum summarizes additions to the Microsoft Excel Spreadsheet tool developed in project number IM-1-06 for the practical implementation of the measurement performance validation methodology outlined in the API RP 1163 2021 Edition (API 1163-2021). The addendum ... More Info
PR350-234508-R01 Technology Transfer Fitness-for-Service Standard API 579-1 ASME FFS-1 Author(s) Yong-Yi Wang, Jiawei Wang, Dan Jia Research Contractor Center for Reliable Energy Systems, LLC Release DateOctober 27, 2025 This project is intended to facilitate the technology transfer from PRCI research results and other published work to the fitness-for-service (FFS) standard API 579-1/ASME FFS-1. The covered PRCI research results include: (1) crack/flaw interaction rules and (2) fatigue crack growth rates as ... More Info
PR214-233810-R01 Revised PRCI Pipeline and Facility Threat Categories Author(s) Stuart Guest Research Contractor BMT Canada Ltd. Release DateOctober 22, 2025 This report describes the update to Pipeline Research Council International (PRCI) threat categories, originally described in L51885 and L52317 for primarily onshore gas pipelines. The update was completed by reviewing threat categories published in Australia, Canada, Europe, and the USA. PRCI ... More Info
PR244-21701-R01 Advancement of Through-tubing Inspection for Underground Gas Storage Wells Author(s) Gang Tao, Mark Stephens, Matthew Bussiere, Yu Chen Research Contractor C-FER Technologies Release DateOctober 10, 2025 Maintaining the integrity of well casing in underground gas storage (UGS) wells is a significant challenge for operators, as undetected corrosion can lead to safety risks and operational failures. Existing inspection technologies, particularly through-tubing (TT) inspection tools, offer practical ... More Info
PR244-231111-R01 Implementing Fiber Optic Technology for Underground Gas Storage Well Monitoring Author(s) Gang Tao, Christopher Apps, Lu Sun Research Contractor C-FER Technologies Release DateOctober 10, 2025 Conventional well integrity inspection requires frequent well entry, which not only introduces additional well integrity risks due to the invasive nature of the workover activities but also adds significant cost to the inspection process. Taking active underground gas storage (UGS) wells out of ... More Info
PR186-233809-R01 Hydrogen Cracking Integrity Management Evaluation Author(s) John Godfrey, Tom Bubenik, John Beavers, Tara McMahan Research Contractor DNV USA (contractor) Release DateOctober 2, 2025 This report describes what is understood by the pipeline industry concerning the hydrogen cracking mechanisms of hydrogen blistering and hydrogen embrittlement. Based upon the industry’s understanding and case studies reviewed, in-line inspection (ILI) strategies for two hydrogen-related ... More Info
PR771-242005-R01 Selective Catalytic Reduction Best Practices Author(s) Dan Ott Research Contractor Environex, Inc. Release DateOctober 1, 2025 This document serves as a guide to best practices and lessons learned when installing Selective Catalytic Reduction (SCR) systems to gas compressors. The information is relevant to both reciprocating and turbine compressors both as new construction and retrofit. Gas ... More Info