Soil gas radon and thoron measurements in some Venezuelan oilfields

Daniel Palacios Fernández, Emidio Fusella, Yininber Avila, Jhonny Salas, Diana Teixeira, Guillermo Fernández, Laszlo Sajo-Bohus, Eduardo Greaves, Haydn Barros, Manuel Bolívar, Jimmy Regalado

Research output: Contribution to journalArticlepeer-review

8 Scopus citations

Abstract

Radon and thoron concentrations in soil gas were studied in some Venezuelan oilfields using passive and active methods. In some cases, investigations indicated a strong correlation between oil production areas and the intensity of radon signals, while in others a decrease in radon concentration was observed. This behavior was explained on the basis of different geological structures of the associated reservoir traps. Geological faults associated with petroleum systems were well recognized by the radon and thoron anomalies. Possible conduits and sources responsible for the occurrence of natural gas in a river and in an aquifer were identified and localized.

Original languageEnglish
Pages (from-to)801-810
Number of pages10
JournalJournal of Radioanalytical and Nuclear Chemistry
Volume307
Issue number1
DOIs
StatePublished - 1 Jan 2016
Externally publishedYes

Keywords

  • Aquifer
  • Geological fault
  • Hydrocarbon exploration
  • LR-115 detectors
  • Lucas cells
  • Natural gas
  • Radon
  • Thoron

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