Global Offshore Initiative

GOI logo

Program Overview

GCCC is pursuing various aspects of offshore carbon sequestration, including a global needs assessment and identifying synergies between an international community of parties interested in offshore storage. 

Explore the links below for presentations, posters, and publications.


Sixth International Offshore Geologic CO2 Storage Workshop 
September 13–14, 2023

2023 GOI group photo
AGENDA  | Download All Presentations Here
Day 1 – Wednesday 13 September 2023

SESSION 1: Welcome & Scene Setting
1.1 Welcome | Nick Forsyth, University of Aberdeen
1.2 Welcome from IEAGHG and UT Austin | Tim Dixon, IEAGHG & Katherine Romanak, University of Texas
1.3 What is different about Offshore | Owain Tucker, Shell

SESSION 2: Project Round-Up
2.1 Acorn, UK | Iain Morrison, Storegga
2.2 Prinos, Greece | Katerina Sardi, Energean
2.3 Corpus Christi, USA | Tip Meckel, presented by Katherine Romanak, University of Texas
2.4 Viking CCS, UK | Andrew Hood – Harbour Energy
2.5 Pilot Strategy, Portugal | Maria Helena Caeiro, University of Évora
2.6 Northern Lights, Norway | Catalina Acuna, Northern Lights
2.7 South Korea | Axel Lemus, CCUS
2.8 Porthos, Netherlands | Kike Beintema, EBN
2.9 Liverpool Bay, UK CCUS project | Manotti Matteo – ENI
2.10 Deep C Store, Australia | Daein Cha – Deep C Store
2.11 Taiwan | Cheryl Yang, ITRI
2.12 Poseidon & Orion, UK | Nick Terrell, Carbon Catalyst
2.13 Gulf of Mexico, USA | Rahul Umrani, Talos Energy
2.14 Pre-Salt play, Brazil | Ana Paula Musse, Petrobras
2.15 Pelican Project, Australia | Jane Burton, Victoria State Government
2.16 Enping, China | Liwei Zhang, Chinese Academy of Science
2.17 Timor Leste | Francelino Antonio Xavier-Conceicao, ANPM
2.18 Other Offshore Projects

SESSION 3: Injection & Wells
3.1 Managing our well stock | Owain Tucker, Shell & Nicola Clarke, IEAGHG
3.2 Capacity/pressure space – Gulf of Mexico | Alex Bump, University of Texas
3.3 Interactive session, Key aspects to planning a CO2 storage site | Alex Bump

SESSION 4: Legal, Regulatory & Accounting
4.1 Delivering Carbon Storage on the UK Continental Shelf – The NSTA’s role in regulating and stewarding activity at pace and scale | Matthew Farris, North Sea Transition Authority
4.2 ISO Update: WG3-27914 | Simon O’Brien, Shell
4.3 Transport of CO2 for Offshore Storage under the London Protocol | Tim Dixon, IEAGHG
4.4 Implications of the Net Zero Industry Act for CO2 storage development in the EU | Toby Lockwood, CATF
4.5 Recent Advancements in the Carbon Capture and Storage (CCS) Regulatory Framework in Brazil: Progress and Prospects | Isabela Morbach, CCS Brazil

SESSION 5: Interaction with Other Users of the Seabed
5.1 The competition for offshore real estate: Windfarms and Hybrid Uses | John Underhill, University of Aberdeen
5.2 The role of CCS in an integrated energy system at the North Sea | Joris Koornneef, TNO

Day 2 – Thursday 14 September 2023

SESSION 6. Transport & Infrastructure
6.1 Development and operation of CCS pipeline network | Stefan Belfroid, TNO
6.2 CO2 Shipping Developments | Ajay Edakkara, Shell
6.3 Qualitative Well Integrity Risk Assessment for Carbon Storage in the Gulf of Mexico Depleted Fields | Brigitte Petras, Battelle
6.4 Practical Approaches to CO2 Subsurface Storage Risk Assessment | Sheryl Hurst, Risktec

SESSION 7. Stakeholder Engagement
7.1 Stakeholder views on offshore monitoring in the Gulf of Mexico | Katherine Romanak, University of Texas at Austin
7.2 Key determinants of public reactions to CCS in the UK: What shapes acceptance? | Darrick Evensen, University of Edinburgh
7.3 Stakeholder Engagement and a Just Transition - What is required of CCS? | Tavis Potts, University of Aberdeen
7.4 DOE’s Stakeholder Engagement Efforts in the Wake of the U.S. Bipartisan Infrastructure Law’s $12 Billion Investment in Carbon Management | Mary-Ellen Kwong, US Department of Energy

SESSION 8. Monitoring
8.1 Greensand Monitoring Research | Andreas Szabados, Wintershall DEA
8.2 DAS deployed at seabed for Passive Seismic Monitoring: Application to CO2 Storage | Estelle Rebel, Total Energies
8.3 Acorn – Measurement, Monitoring and Verification (MMV) Planning | Gwilym Lynn, Shell
8.4 The Northern Lights CO2 transport and storage company: how we built a robust monitoring and response plan | Catalina Acuna, Northern Lights

SESSION 9. Environmental Aspects
9.1 Environmental monitoring strategies developed through controlled release experiments | Marius Dewar, PML
9.2 Potential environmental impacts from offshore CO2 storage in the UK | Paul Wood, Shell
9.3 Considerations for new seismic data acquisition supporting CCS in the Gulf of Mexico | Tip Meckel, presented by Katherine Romanak, University of Texas at Austin
9.4 Environmental monitoring of offshore carbon storage – experience from ACT4storage and outlook for Smart AUVs” | Ann Blomberg, NGI

SESSION 10. Closing
10.01 Conclusions

Fifth International Offshore Geologic CO2 Storage Workshop
May 19–20, 2022

People at meeting
DAY 1 – Thursday 19th May

SESSION 1: Welcome & Scene Setting
09:00 – 09:10     Welcome    Tim Dixon, IEAGHG, & Katherine Romanak, GCCC
09:10 - 09:20    Scene setting - COP26 outcomes in relation to offshore CCS    Tim Dixon, IEAGHG

SESSION 2:  International Project Roundup - CHAIR: Sue Hovorka & Katherine Romanak
09:20 – 09:25    Offshore basalt storage / Cascadia project    David Goldberg, Columbia University
09:25 – 09:30    Project Greensand, Denmark     Søren Reinhold Poulsen, EBN
09:30 – 09:35    Porthos, The Netherlands [video]    Bram Herfkens, Porthos
09:35 – 09:40    Petrobras' Pre-Salt CCS project update    Leonardo Ribeiro & Ana Paula Mussi, Petrobras 
09:40 – 09:45    Deep C Store, Australia    Daein Cha, deepC Store Ltd
09:45 – 09:50    Pelican project, Australia   Nick Hoffman, CarbonNet Australia 
09:50 – 09:55    Taiwan     Cheryl Yang, ITRI 
09:55 – 10:00     Endurance field, East Coast Cluster (ECC), UK     Nicolas Bouffin, BP
10:10 – 10:05    Northern Lights, Norway    Cristel Lambton, Northern Lights 
10:20 – 10:25    Liverpool Bay CCS, UK & Ravenna CCUS project, Italy    Alessandro Aleandri, ENI
10:25 – 10:30    Aramis, The Netherlands     Owain Tucker, Shell
10:30 – 10:35    Polaris project, Norway    Morten Sola, Horisont Energy
10:35 – 10:40    Ebro Offshore project, Spain    Francisco Pángaro, Repsol 
10:40 – 10:45    Gulf of Mexico, USA    Ryan Jones, Talos 
10:45 – 10:50    CCS in the GoM     Ganesh Dasari, ExxonMobil 
10:50 – 10:55    GoM (LA) Depleted Field CCS Development    Michael Hopkinson, Cox Oil
10:55 – 11:05    Discussion / Questions

SESSION 3:  Technical Aspects of Depleted Fields - CHAIR: Alex Bump
12:30 – 12:45    Porthos project    Bram Herfkens, Porthos
12:45 – 13:00    Aramis project    Owain Tucker, Shell
13:00 – 13:15    Liverpool Bay [video]    Guglielmo Luigi Daniele Facchi, ENI
13:15 – 13:30    Greensand project    Søren Reinhold Poulsen 
13:30 – 13:45    Gulf of Mexico depleted field    Alex Bump, GCCC
13:45 – 14:15    Discussion

SESSION 4:  Containment & Pressure Management - CHAIR: Tip Meckel
14:30 – 14:45    Infrastructure reuse (GoM case study)    Darshan Sachde, Trimeric 
14:45 – 15:00    Porthos P18 well    Frans Smits, EBN  
15:00 – 15:15    Regulatory and social issues in re-use of wells (REX-CO2 project)      Bill Carey, LANL
15:15 – 15:45    Discussion

SESSION 5:  DISCUSSION SESSION – Regulations and Offshore CCS - CHAIR: Tim Dixon
16:00 – 16:10    CO2 Storage: Licensing, Regulation and Business models in Norway    Eva Halland, Norwegian Petroleum Directorate
16:10 – 16:20    UK regulator    Nick Richardson, North Sea Transition Authority
16:20 – 16:30    BSEE experiences     Lisa Grant, Bureau of Safety and Environmental Enforcement (BSEE)
16:30 – 16:40    BOEM experiences    Mike Celata, BOEM
16:40 – 16:50    CCS in Louisiana    Corey Shircliff, Louisiana Office of Conservation
16:50 – 17:00    Offshore CCS & regulations in The Netherlands    Patricia Zegers-de Beyl, Ministry of Economic Affairs and Climate Policy
17:00 – 17:10    Summary / outcomes of regulators summit     Susan Hovorka, GCCC
17:10 – 17:45    DISCUSSION PANEL

DAY 2 – Friday 20th May

SESSION 6:  Technical Aspects of Saline Formations - CHAIR: Owain Tucker
09:00 – 09:15    Pressure management for improved CO2 storage capacity and security    Eric Mackay, Herriot Watt 
09:15 – 09:30    Issues with produced water – impacts of brine, common best practices    Jerry Blackford, PML
09:30 – 09:45    Storage Capacity and Injectivity of US Gulf Coast and Implications for Houston CCS Project    Ganesh Dasari, ExxonMobil
09:45 – 10:15    DISCUSSION PANEL: Standardising capacity, what should we do next?    Lead: Owain Tucker, Shell
Panellists:  Tip Meckel, GCCC, Ganesh Dasari, ExxonMobil

SESSION 7:  Monitoring Offshore CCS - CHAIR: Katherine Romanak
10:30 – 10:45    STEMM-CCS – Summary of outcomes & legacy aspects     Chris Pearce, NOC
10:45 – 11:00    ACTOM, Act on Offshore Monitoring    Guttorm Alendal, University of Bergen
11:00 – 11:15    Requirements and strategy for environmental monitoring at Northern Lights    Laurence Pinturier, Equinor 
11:15 – 11:30    CO2 injection and monitoring of the Tomakomai CCS Demonstration Project    Daiji Tanase, Japan CCS
11:30 – 11:45    Marine MM&V in a coastal setting, Gippsland, Australia    Jo Myers, CSIRO
11:45 – 12:15    DISCUSSION PANEL: How much data is needed?    Lead: Katherine Romanak, GCCC
Panellists:  Jerry Blackford, PML, Guttorm Alendal, Uni. of Bergen, Daiji Tanase, Japan CCS, Tony Knap, Texas A&M

SESSION 8:  Shipping & Shore Infrastructure - CHAIR: Darshan Sachde
12:25 – 12:40    Marine transport    Steve Burthom, Shell
12:40 – 12:55    Port Of Corpus Christi    Jeff Pollack, Port of Corpus Christi Authority
12:55 – 13:05    Discussion

SESSION 9:  Closing
13:05 – 13:30    Summary & Recommendations     Sue Hovorka, Katherine Romanak, Tim Dixon

Fourth International Offshore Geologic CO2 Storage Workshop
February 11–12, 2020


group photo of the 4th international workshop



panel discussoin
11-12 February 2020
Find a recap of the event on the IEAGHG blog.


STEMM-CCS Open Science Meeting

Find presentations on the STEMM-CCS website here.

Download the IEAGHG official meeting report of the workshop here.

PDF presentation slides

Download all presentations (7z)

Download all presentations (Zip)

Download individual presentations:

Tim Dixon, STEMM-CCS open science meeting and 4th International Workshop on Offshore Geologic CO2 Storage
Gunn Mangerud, CCUS activities in Bergen
Philip Ringrose, Use of existing infrastructure and knowledge: examples from Northern Lights project
Russ Gilbert, How to develop storage near & around existing infrastructure
Filip Neele, Stefan Belfroid, and Aris Twerda, CO2 storage in depleted gas fields
Sarah Gasda, Plugging and abandoning well strategies for storage development
M. LandrØ, Geophysical monitoring in the overburden, what can we detect?
Jen Roberts, Pressure, faults, and CO2 leakage
Tim Dixon, Update on the London Protocol CO2 Export Resolution
Martha Roggenkamp, Legal aspects of re-use of infrastructure for carbon dioxide storage (offshore)
Brian Hill, SECARB Offshore Gulf of Mexico available and leading practices
Philip Ringrose, Northern Lights: a European CO2 transport and storage network
Paula Negrais Seabra, Lula Oil Field CO2-EOR project update
Jiro Tanaka, Tomakomai CCS demonstration project
Darin Damiani, US storage resource assessments
Michael Godec, SSEB SECARB Offshore Gulf of Mexico Partnership
Gry MØl Mortensen, NORDICCS and BASRECCS: Nordic and Baltic collaborations
Filip Neele, Rotterdam CCUS project Porthos
Russ Gilbert, Acorn CCS: project update
Andrew Jupiter, Update on the development of a national carbon capture and storage programme in Trinidad and Tobago
Se Won Chang, Current status and future plan for CCS in Korea
Katherine Romanak for Chi-Wen Liao, Emerging CCS country needs and progress: Taiwan
Tip Meckel, GoMCarb update
Tim Dixon, Global sum-up


Third International Offshore Geologic CO2 Storage Workshop
May 3-4, 2018



Session 1 - Value Chains for Offshore: Chair – Lars Ingolf Eide

Emerging hydrogen value chains for Norway – Steinar Eikaas, Statoil
Emerging hydrogen value chains for Japan – KHI/Ryozo Tanaka, RITE
USA 45 Q and how it should accelerate potential CCUS projects – Brian Hill, SSEB

Welcome and Scene-setting: How to ‘Learn from our learnings’ – Tim Dixon, IEAGHG, and Katherine Romanak, BEG

Session 2 - Infrastructure: Chair – Paulo Negrais Seabra

New subsea systems for CO2 storage/EOR– making it cheaper and more efficient - Pål Nøkleby, Aker Solutions
Technical considerations in re-use of pipelines platforms – Steve Murphy, ACORN / Pale Blue Dot
New technology for handling legacy well integrity issues – Malin Torsæter, SINTEF

Session 3 - Monitoring Offshore CO2 Storage/EOR: Chair – Katherine Romanak

Handling microseismic background – Volker Oye, NORSAR, Norway
STEMM-CCS project updates on seafloor/environmental monitoring – Maribel I. García-Ibáñez, University of Bergen
UK AUV update on seafloor/environmental monitoring – Graham Brown, Sonardyne
Update on leakage detection – Keisuke Uchimoto, RITE
Update on shallow seismic (p-cable) at Tomakomai – Tip Meckel, BEG
Geophysical monitoring offshore – Philip Ringrose, Statoil

Session 4 - Offshore CO2 Storage Resource Assessment: Chair – Mike Carpenter

Storage resource assessment for offshore CO2-EOR in Norway – Eva Halland, Norway Petroleum Directorate
Update on US projects – Darin Damiani, US DOE
Approaches to evaluations, example from Gulf of Mexico – Tip Meckel, BEG
Updates on databases for CO2 Storage – informal discussion
South Africa depleted fields and platform re-use – Noel Kamrajh, SANEDI on behalf of PetroSA

Session 5 - Project Updates: Chair – Phillip Ringrose

Update on Norwegian project under development – Mike Carpenter, Gassnova
Pre-salt development and CO2 management – Paulo Negrais Seabra, formerly of Petrobras
Tomakomai – Jiro Tanaka, Japan CCS

Session 6 - Standards and Regulatory Frameworks: Chair – Tim Dixon

Tomakomai lessons learned in offshore CO2 storage regulations – Ryozo Tanaka, Rite
ISO storage standard (ISO 27914), and certification framework – Jorg Aarnes, DNV

Discussion on London Protocol application to Norway and EOR – Ingvild Ombudstvedt, GCCSI and Tim Dixon, IEAGHG, Chaired by Ryozo Tanaka, RITE

Session 7 - Interactive Session - Brainstorming towards an international collaborative project: facilitated by Katherine Romanak, Tim Dixon

Comments on public funding and new funding mechanisms – Hans Olav Ibrekk, Norwegian MFA, and Egil Meisingset, Norwegian MPE
Workshop Conclusions and Recommendations – Lars Ingolf Eide, Tim Dixon, Katherine Romanak, Tip Meckel


Second International Offshore Geologic CO2 Storage Workshop
June 18-20, 2017


group photo 2017

Click photo to view larger.

GCCC was delighted to host the Second International Offshore Geologic CO2 Storage Workshop June 18–20, 2017 at the Center of Innovation, Commercialization, and Entrepreneurship at Lamar University.

Workshop Agenda

Welcome—Susan Hovorka

Towards an International Collaboration on Offshore Storage—Katherine Romanak, Susan Hovorka, Tip Meckel, Tim Dixon

Session 1. How to find storage offshore—mapping and screening for good sites: Chair, Susan Hovorka

Session 2. Technical Deep-dive Monitoring—How much is needed, how much do regulators need, limits of Monitoring: Chair, Tim Dixon

Session 3. Technical Deep-dive Environmental and overburden monitoring: Chair, Katherine Romanak

Session 4. Changing the Game for CO2—EOR Offshore: Chair, Paulo Negrais Seabra

Session 5. Infrastructure developments: Chair, Tip Meckel

Session 6. Panel discussion on US developments in offshore storage assessment: Chair, Lars Ingolf Eide




First International Offshore Geologic CO2 Storage Workshop
April 19-21, 2016


group photo 2016

GCCC was delighted to host the first International Offshore Geologic CO2 Storage Workshop April 19–21, 2016. Please see below for agenda and technical presentations.

Workshop Agenda

Workshop Report

Session 1—Welcome and Goals

Session 2—Current State of Knowledge

Session 3—Country Status

Session 4—Guided Activity

Session 5—Recommendations and Next Steps

Session 6—Posters

sponsors 2016


Last Updated: October 17, 2023

Click here for "RI0283. Geological CO2 Sequestration Atlas of Miocene Strata, Offshore Texas State Waters"


For a flyer on GCCC mission, activities, impact, and goals, please click here.

University of Texas at Austin

University of Texas

© 2021 Bureau of Economic Geology | Web Privacy Policy | Web Accessibility Policy