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- Transmission Line80,968
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- Substation / Converter7,614
- Oil & Gas Field7,055
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- Grid Storage965
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Chokepoints
Guyana · asset class
Oil & Gas Fields in Guyana
Guyana has 24 oil & gas fields mapped on the OverWatts open energy atlas — the 36th-largest fleet of the 91 countries that hold any, and 0.3% of the world's mapped total. Of these, 5 operating and 19 under construction or proposed. The largest is Liza / Stabroek (offshore).
The largest owner-operators are CNOOC Petroleum Guyana Ltd (21), ExxonMobil Guyana Ltd (21) and Hess Guyana Exploration Ltd (21) — CNOOC Petroleum Guyana Ltd alone is named on 88% of them. Half of Guyana's oil & gas fields in service predate 2022 (median commissioning year of the 5 with a known date), 5 came online in the past decade and the oldest still listed is Liza Oil and Gas Field (Guyana), dating from 2019. 19 are in the pipeline, led by Barreleye Oil and Gas Field (Guyana), proposed. They account for 83% of every energy asset OverWatts maps in Guyana.
On the interactive map
Largest oil & gas fields in Guyana
Who owns Guyana's oil & gas fields
- CNOOC Petroleum Guyana Ltd21 88%
- ExxonMobil Guyana Ltd21 88%
- Hess Guyana Exploration Ltd21 88%
- CGX Energy Inc1 4%
- Eco Atlantic1 4%
- ExxonMobil1 4%
- Frontera Energy Corp1 4%
Counts an asset once per company named as its owner or operator; a joint venture counts for each partner.
When they were built
- 2010s2
- 2020s3
Median commissioning year 2022 · oldest Liza Oil and Gas Field (Guyana) (2019) · newest Yellowtail Oil and Gas Field (Guyana) (2025) · 5 of 24 carry a start date
Under construction & proposed
- Barreleye Oil and Gas Field (Guyana)2022 · proposed
- Bluefin Oil and Gas Field (Guyana)2024 · proposed
- Fangtooth Oil and Gas Field (Guyana)2022 · proposed
- Fangtooth SE-1 Oil and Gas Field (Guyana)2023 · proposed
- Haimara Oil and Gas Field (Guyana)2019 · proposed
- Hammerhead Oil and Gas Field (Guyana)2025 · proposed
- Jethro Oil Field (Guyana)2019 · proposed
- Lancetfish-1 Oil and Gas Field (Guyana)2023 · proposed
- Lau Lau Oil and Gas Field (Guyana)2022 · proposed
- Longtail Oil and Gas Field (Guyana)2018 · proposed
- Pinktail Oil and Gas Field (Guyana)2024 · proposed
- Pluma Oil and Gas Field (Guyana)2018 · proposed
How Guyana compares · oil & gas fields by country
- 1. United States1,894
- 34. Kuwait27
- 35. Qatar27
- 36. Denmark24
- 37. Guyana24
- 38. Pakistan24
- 39. Syria24
- 40. Vietnam22
Frequently asked
- How many oil & gas fields are there in Guyana?
- OverWatts maps 24 oil & gas fields in Guyana — 0.3% of the world's mapped total, the 36th-largest national fleet of the 91 countries with any.
- What is the largest oil & gas field in Guyana?
- Liza / Stabroek (offshore), operated by ExxonMobil.
- Who owns the oil & gas fields in Guyana?
- CNOOC Petroleum Guyana Ltd is named as owner or operator on the most — 21 of 24 (88%). Next are ExxonMobil Guyana Ltd (21), Hess Guyana Exploration Ltd (21) and CGX Energy Inc (1).
- How old are Guyana's oil & gas fields?
- The median commissioning year is 2022, across the 5 in service with a known start date. The oldest still listed is Liza Oil and Gas Field (Guyana) (2019); 5 came online in the past ten years.
- What new oil & gas fields are being built in Guyana?
- 19 projects are under construction or proposed. The largest are Barreleye Oil and Gas Field (Guyana), Bluefin Oil and Gas Field (Guyana) and Fangtooth Oil and Gas Field (Guyana).