Enagás completes permanent sealing of Castor underground gas storage wells, estimates EUR 241 million cost

By Public Technologies
  • Enagás completed permanent sealing of the 13 wells at the Castor offshore underground gas storage site.
  • Work installed three plugs per well to permanently isolate the wells under Spanish safety, environmental, and offshore standards.
  • Estimated total cost for the well-sealing program is EUR 241 million, pending final certifications.
  • The project moves Castor into the final phase to dismantle surface infrastructure offshore and onshore.


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