ExxonMobil Guyana let a deepwater 4D ocean bottom node (OBN) reservoir surveillance program to Shearwater Geoservices AS.
Under the award, Shearwater will begin a 6-month survey starting in first-half 2025. The field unit will be comprised of a Shearwater seismic vessel as source vessel and a dual ROV vessel for node deployment.
OBN surveillance monitors reservoir extraction, identifies missed hydrocarbons, and aids in well placement.
About the Author
Alex Procyk
Upstream Editor
Alex Procyk is Upstream Editor at Oil & Gas Journal. He has also served as a principal technical professional at Halliburton and as a completion engineer at ConocoPhillips. He holds a BS in chemistry (1987) from Kent State University and a PhD in chemistry (1992) from Carnegie Mellon University. He is a member of the Society of Petroleum Engineers (SPE).