Production fell 75% over the last 25 years.

North Sea is a mature basin in long-term decline. Based on NSTA production data, oil output fell by about 75% and gas by about 74% between 2000 and 2025 (roughly the last 25 years), with total production down from ~4.4m boe/d in 2000 to ~1m boe/d.

▸ North Sea Transition Authority (via Carbon Brief) — Factcheck: Nine false or misleading myths about North Sea oil and gas

Checked Wed 1 Jul, 09:58 · Broadcast: PMQs: Prime Minister's Questions - 17 June 2026

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