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.
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).
