European natural gas inventories have recently entered winter and are at their lowest levels in over a decade, primarily due to ongoing disruptions to liquefied natural gas (LNG) transport through the Strait of Hormuz caused by the Middle East conflict. As of around November 7th, EU natural gas storage capacity was approximately 72.7%, corresponding to about 823 terawatt-hours of inventory, about 16 percentage points lower than the five-year average. Germany's inventory was only about 59.2%, while Italy's was relatively higher at about 89.2%. The International Energy Agency (IEA) points out that this level is the lowest since 2013, and the combination of Middle East supply disruptions and slow summer restocking has led to a tight market balance.

Low starting point for inventory compared to historical levels

Current inventory levels are below the historical average for the same period, primarily because inventories were only around 28% at the end of last winter, and the summer restocking process was hampered by limited LNG supply and failed to fully recover. Gas Infrastructure Europe data shows that EU inventories peaked at only around 75% at the end of October, entering a net withdrawal phase. Germany, as the largest storage country, faces particularly significant inventory pressure, with Northwest Europe generally lower than other regions. This starting point implies limited buffer space for winter withdrawals, further increasing the system's reliance on LNG imports. The International Energy Agency emphasized in a recent report that low inventory buffers will prolong the tight global natural gas market until at least 2027.

Transmission mechanism of supply disruptions in the Middle East

The disruption to shipping through the Strait of Hormuz is the core external factor contributing to the current low inventory levels. The conflict led to a significant drop in LNG exports from Qatar and the UAE, with exports decreasing by approximately 60 billion cubic meters year-on-year between March and October. Strait traffic remains over 75% lower than pre-conflict levels. Damage to some facilities and a slow recovery in shipping mean that even with a limited rebound in September, overall levels remain far below normal. Europe is therefore competing with Asia for limited flexible LNG supplies. Wood Mackenzie analysis indicates that European industrial gas consumption has declined by about one-fifth since 2022, and further large-scale demand cuts would come at the cost of an economic recession. If inventories fall to low levels by the end of winter, it will amplify the upward price risk during the summer restocking season.

Winter end level and 2027 restocking pressure

Several institutions have provided scenario-based projections for end-of-winter inventory levels. Assuming continued congestion at the Hormuz Passage until the end of March and weather conditions near-normal levels for the past decade, European inventories could fall to approximately 17%. If the winter is unusually cold, the International Energy Agency estimates it could drop as low as 10%, both being the lowest range in over a decade of data. This outcome would force increased restocking efforts in the summer, while new global LNG supply in 2027 is limited, and the recovery progress in the Middle East is uncertain, potentially extending the tight balance into 2028. Although the European gas system possesses some flexibility, including approximately 1600 terawatt-hours of winter regasification capacity, low inventories mean a decreased tolerance for weather and supply disruptions. Low inventories in countries like Germany further exacerbate regional disparities, putting pressure on extraction capacity in Northwest Europe.

Impact on competitiveness and supporting policies

High energy costs have continued to erode the competitiveness of European industry, and reliance on residential heating remains high, with price fluctuations directly impacting purchasing power. Wood Mackenzie warns that if inventories end at the 17% level, there will be significant upside risks to prices. Meanwhile, the EU and the UK are pushing forward with interconnecting their emissions trading systems, planning to announce at this month's summit that carbon allowances will be traded across systems, improving liquidity and reducing cross-border carbon tax costs. This arrangement will help alleviate cost pressures for some companies, but the tight balance in the natural gas market itself still poses a more direct economic constraint. Overall, low inventories and supply uncertainty together constitute medium-term challenges, and restocking demand will continue to affect global liquefied natural gas (LNG) distribution.

Frequently Asked Questions

Question 1: Why are current European natural gas inventories at their lowest level in over a decade? Answer: Low inventories at the end of last winter, coupled with significant restrictions on LNG transport through the Strait of Hormuz due to the Middle East conflict, meant that summer restocking failed to recover to historical averages. As of early November, the EU's fill rate was approximately 72.7%. Question 2: What are the main risks if winter inventories fall to 17% or lower? Answer: It will amplify summer restocking demand, intensify competition with Asia for limited and flexible LNG supplies, potentially extending the tight market balance into 2027 or even further, and further increasing energy costs for industry and households. Question 3: What is the relevance of the EU-UK emissions system interconnection to the natural gas market? Answer: Interconnection can improve carbon allowance liquidity and reduce some cross-border carbon tax burdens, indirectly alleviating business costs, but it cannot directly solve the physical balance problem of natural gas caused by low inventories and Middle East supply disruptions.