NRAP released a set of open-source computational tools designed to help evaluate the performance of geological carbon storage sites and to assess risks across a project’s life cycle. The NRAP tools enable stakeholders and operators to rapidly explore the behavior of the storage complex and to evaluate containment effectiveness and quantify leakage risk, assess geomechanical risks and manage induced seismicity, and develop risk-based monitoring strategy for uncertainty reduction.

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These tools have been demonstrated at multiple demonstration and large-scale GCS projects located across the United States and beyond and are summarized in individual studies compiled in this applications catalog. Each of these studies presents a unique operational environment with various challenges associated with the nature of the given site and its baseline conditions, the potential presence of preexisting features and the uncertainties associated with each component of storage site.

The application catalog is made available with key findings, and allows access to individual reports and manuscripts, and is intended to aid stakeholders in applying similar risk-management workflows and in making risk-based decisions at GCS sites.

The conceptual workflows that constitute the basis of each individual tool are further described in a set of Recommended Practices developed as part of NRAP and accessible at link. They consider aspects of site characterization, quantification of potential leakage, assessing the spatial extent of potential environmental impacts, optimizing monitoring design for detection of potential leakage, evaluation of concordance between monitored and forecasted reservoir response, assessing conformance with expected/accepted performance, and determination of the timeline over which risk of impactful leakage can be expected to abate.

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Study Name NRAP Tool(s) Study Features
NRAP-IAM-CS Used to Estimate AoR and Impact of Legacy Well Leakage NRAP-IAM-CS Area of review, Well leakage
Application of WLAT and DREAM for Risk Based Monitoring Design WLAT, DREAM Monitoring design, Well leakage
Coupling of NRAP-Open-IAM and DREAM for Risk-based Monitoring Design and PISC Period Determination at the FutureGen 2.0 site NRAP-Open-IAM, DREAM Monitoring design, Post-injection site care
Probabilistic Risk-based AoR Determination at FutureGen 2.0 Site NRAP-Open-IAM Area of review
Application of NRAP-Open-IAM to the Kimberlina Site NRAP-Open-IAM Corrective actions, Monitoring design, Post-injection site care, Well leakage
Application of SOSAT for State-of-stress Analysis at the FutureGen 2.0 Site SOSAT Analog site, State of Stress, Induced Seismicity
Oklahoma Wastewater Injection as Analog for CO2 Sequestration N/A, Analog Study Analog site, Induced Seismicity
Statistical Analysis of the Induced Basel 2006 Earthquake Sequence N/A, Analog Study Analog site, Induced Seismicity
Application of NRAP-IAM-CS for Preliminary Risk Assessment for GCS Candidate Site Selection NRAP-IAM-CS Initial risk assessment
Application of NRAP-IAM-CS at Rock Springs Uplift Site NRAP-IAM-CS Area of review, Initial risk assessment
Application of NRAP-IAM-CS to Illinois East Sub-Basin CarbonSAFE NRAP-IAM-CS Area of review, Initial risk assessment, Well leakage
Application of the Aquifer Impact Model to the Decatur Site NRAP-Open-IAM Aquifer impacts, Well leakage
State of Stress Analysis of the Farnsworth Site SOSAT State of Stress, Induced Seismicity
Application of NRAP-Open-IAM to Illinois Christian (Macon) County CarbonSAFE NRAP-Open-IAM Initial risk assessment, Well leakage
Application of NRAP-Open-IAM and SOSAT at existing oil fields in IMSCS CarbonSAFE, Sleepy Hollow Field NRAP-Open-IAM, SOSAT State of Stress, Induced Seismicity, Well leakage
Application of NRAP-Open-IAM and SOSAT at existing oil fields in IMSCS CarbonSAFE, Patterson Field NRAP-Open-IAM, SOSAT State of Stress, Induced Seismicity, Well leakage