Gas field · UK
Indefatigable
Indefatigable is a gas field in the southern North Sea, operated by Perenco Oil & Gas. It was discovered in 1966 and has produced since 1971. In July 2026 it produced about 0.18 million cubic metres of gas a day.
Production
Indefatigable has produced about 2 million barrels of oil and condensate and 34.4 billion cubic metres of gas since July 1989. The NSTA's monthly records for the field begin in July 1989, but it started producing in October 1971, so earlier output isn't included.
Latest: 0.18 million cubic metres a day in July 2026. Highest year: 1991, averaging 11 million cubic metres a day. Highest month: January 1991.
Latest: 3 barrels a day in July 2026. Highest year: 1992, averaging 600 barrels a day. Highest month: January 1993.
Average production by year
| Year | Oil and condensate, barrels a day | Gas, million m³ a day |
|---|---|---|
| 2026 (Jan–Jul) | 13 | 0.21 |
| 2025 | 10 | 0.24 |
| 2024 | 12 | 0.27 |
| 2023 | 10 | 0.24 |
| 2022 | 13 | 0.19 |
| 2021 | 8 | 0.12 |
| 2020 | 41 | 0.51 |
| 2019 | 36 | 0.61 |
| 2018 | 54 | 0.68 |
| 2017 | 40 | 0.58 |
| 2016 | 34 | 0.48 |
| 2015 | 90 | 0.99 |
| 2014 | 90 | 0.92 |
| 2013 | 110 | 0.85 |
| 2012 | 120 | 1 |
| 2011 | 93 | 1.3 |
| 2010 | 31 | 0.84 |
| 2009 | 24 | 0.44 |
| 2008 | 38 | 0.72 |
| 2007 | 26 | 0.72 |
| 2006 | 51 | 0.98 |
| 2005 | 83 | 1.5 |
| 2004 | 110 | 2.2 |
| 2003 | 130 | 2.1 |
| 2002 | 170 | 3 |
| 2001 | 210 | 3.6 |
| 2000 | 190 | 3.3 |
| 1999 | 210 | 3.7 |
| 1998 | 320 | 5.6 |
| 1997 | 320 | 4.1 |
| 1996 | 460 | 5.8 |
| 1995 | 220 | 3.1 |
| 1994 | 190 | 3.4 |
| 1993 | 420 | 7.6 |
| 1992 | 600 | 10 |
| 1991 | 420 | 11 |
| 1990 | 250 | 8.2 |
| 1989 (Jul–Dec) | 280 | 6.2 |
Field details
| Status | Producing |
|---|---|
| Type | Gas field |
| Operator | Perenco Oil & Gas |
| Partners |
|
| Original operator | Shell |
| Discovered | June 1966 (well 49/18-1) |
| First production | October 1971 |
| Water depth | 30 m |
| Region | Southern North Sea |
| Wells inside the outline | 87 |
Platforms and installations
Licences
The field lies in this current licence:
Nearby
- Fields within 10 km: North Sean (0.4 km), Corvette (1.8 km), Baird (2.1 km), Brigantine A (2.1 km), Indefatigable South West (2.4 km), Viking B (3.3 km).
- Protected areas overlapping the field: North Norfolk Sandbanks and Saturn Reef SAC.
Sources
Production: NSTA, UKCS field production reports (PPRS), monthly to July 2026. Field details, platforms, licences and wells: NSTA open data, as on the atlas map. Contains information provided by the North Sea Transition Authority and/or other third parties. Used under the NSTA Open User Licence.
Offshore Data Atlas converts the reported volumes to barrels and cubic metres a day (one cubic metre is 6.29 barrels). UK gas figures are all the gas produced, including gas used offshore as fuel, flared or put back into the reservoir.
Indefatigable's production adds up the NSTA's reports for Indefatigable, Indefatigable.