EU Gas Storage Tracker: Winter 2026/27 Readiness
Live EU gas storage by country, measured against the year-ago base, the five-year average and the fill level Europe needs before withdrawal season — refreshed automatically from GIE AGSI+.
As of 5 Sep 2026, EU gas storage is 66.6% full —below the 79.0% recorded a year earlier (gas day 5 Sep 2025) and 16.5 points under the five-year average for this date (83.1%, 2021-2025 band), below the five-year minimum. To reach a 90% target by 1 November, Europe must add about 23 percentage points in the 55 days remaining. On the current base, winter readiness reads watch. This page updates automatically as new gas-day data publishes.
EU gas storage fullness, by country
| Country | Fill | Full |
|---|---|---|
| EU aggregate | 66.6% | |
| Germany | 54.2% | |
| Italy | 83.7% | |
| France | 73.4% | |
| Netherlands | 49.5% | |
| Austria | 67.3% | |
| United Kingdom | 28.0% |
Below last year and below the five-year average
Europe is refilling from an unusually low base. After a colder, longer 2025/26 withdrawal season, the continent entered spring well below recent norms and has been climbing slowly since. The EU's storage-filling rules — originally a strict 90%-by-1-November target — have been softened in 2026 toward a more flexible band (broadly 80%+ with a wider window) so buyers are not forced to chase summer price peaks. That eases the optics, but it does not change the physics: the lower the November starting point, the more winter demand has to be met by imports in real time.
SOURCES: GIE AGSI+ · European Commission (storage regulation)Will Europe have enough gas this winter?
The honest answer for 2026/27: probably yes for supply security, but at a price. Storage is a buffer, not the whole supply — even a low November fill can be managed if LNG keeps flowing and the winter is mild. The risk is the combination: a low starting base (67%, below the five-year minimum for 5 Sep), reduced Russian pipeline and LNG flows, and heavy reliance on flexible US and Qatari LNG that competes with Asian demand. Any two of those landing together is what turns a manageable winter into a price spike.
- Base case (mild winter, steady LNG): storage covers the peak; prices elevated but orderly.
- Stress case (cold snap + LNG diversion to Asia): rapid withdrawals, TTF spikes, and power prices follow gas up.
- The swing factor: how high the November fill actually lands — every extra point of storage is a day of buffer.
The levers that move the storage line
- LNG send-out. Regasified LNG is the marginal supply that fills the gap pipeline gas no longer covers; watch terminal send-out and the EU-Asia price spread.
- Injection economics. Buyers inject when the summer–winter spread pays for it; a flat spread slows the refill regardless of the calendar.
- Pipeline flows. Norway, Algeria, TAP and TurkStream set the baseline; outages move storage fast.
- Power-sector gas demand. Hot, low-wind spells pull gas into power generation and compete with injection.
Voltstack tracks all four live — AGSI+ storage, ALSI LNG send-out, ENTSOG pipeline flows and ENTSO-E power demand — in one workspace.
Quick answers
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Journalists, analysts and researchers may reproduce any figure or chart from this tracker with a credit to Voltstack and a link to this page. GIE (AGSI+) must be credited as the underlying storage data source. Suggested citation:
EU gas storage stood at 66.6% of capacity (7 Sep 2026). Source: Voltstack Intelligence, EU Gas Storage Tracker, data from GIE AGSI+. https://voltstack.energy/insights/eu-gas-storage-tracker-winter-2026
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Disclaimer: This tracker is produced by Voltstack Intelligence for informational purposes only and does not constitute investment advice. Live storage figures are pulled from GIE AGSI+ and may be revised by the source; comparative and target figures are dated to their references. Readiness labels are heuristic, not a forecast. Corrections to research@voltstack.energy.
Sources: GIE AGSI+ / ALSI, ENTSOG, ENTSO-E, IEA Gas Market Report, European Commission (gas storage regulation).