Industries

CO2 storage and CCS consultancy

A storage licence turns on one question: will the CO2 stay where you put it, and who answers for it once injection ends? We build the technical case for the site and the licence application as one argument, from the owner's side.

CO2 storage regimes are the newest in the energy sector, and an application may be among the first the authority has reviewed. Since 2015 we have worked as owner's engineer across oil and gas, deep geothermal and CO2 geological storage, and we bring the same subsurface and regulatory discipline to storage sites.

What we do in CO2 storage

  • Storage site screening and characterisation: our geoscientists work seismic, well logs and petrophysics to characterise the storage complex, including how well the seal above the storage rock is understood.
  • Licensing and regulatory support: the site study and the licence application written as one case, with a monitoring plan and a clear answer on who carries the obligation after injection stops.
  • Technical due diligence: for investors and buyers of storage projects, testing the subsurface case before money is committed.

How we approach a storage case

The strongest applications present the technical study of the site (how the rock will hold the CO2, and how you will show it) and the licence application as one argument, not two documents written by different teams. Our geoscientists and regulatory specialists work on the same case for that reason.

The regulator also asks what happens at the end: watching stored CO2 long after injection stops, and how that will be paid for. We plan for it from the first meeting, because the same authority will oversee the site for a very long time.

Work we can point to

  • Our anonymised engagement “CO2 storage site, characterised and licensed”: a storage prospect that needed both a technical case and a licensing path. Our geoscientists characterised the storage complex while our regulatory specialists built the application, one integrated case for the authority.

Guides for storage developers

Common questions

What does a regulator want to see in a CO2 storage application?

Evidence that the CO2 will stay where you put it for a very long time, and a clear answer on who is responsible once injection ends. That means the site study, the monitoring plan and the long-term obligations presented as one case.

What decides the cost of technical due diligence on a CO2 storage site?

Scope more than anything else. On a storage site the key question is often how well the seal above the storage rock is understood, so the review can be phased: settle that first, and pay for the rest only if the answer holds.

When is it worth bringing in an owner's engineer on a storage project?

Before the first regulator meeting, especially when the framework is new to your team or to the regulator, as CO2 storage often is. An owner's engineer tests your case the way the regulator will, before the regulator sees it.

Other industries

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Direct line: contact@quartic-advisory.com