New figures: the Noble drillship Noble Tom Madden drilled the Cataback-1 well offshore Guyana Photo: NOBLE CORPORATION

Make it 10 billion boe: ExxonMobil ups resource estimate at Guyana block

New volumes take into account 21st discovery with Cataback-1 exploration well

7 October 2021 18:25 GMT Updated  13 October 2021 16:36 GMT
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