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DOSSIER · Supply shock · Ras Laffan, Qatar (LNG export complex) / Strait of Hormuz / Germany / Italy · reviewed 2026-10-24

Hormuz traffic collapsed, Europe's gas storage stalled below target, and German power prices rose by half.

With Hormuz at 4 transits a day and EU storage at 74.6% on 23 October, which European gas buyers and gas-fired generators must buy replacement cargoes or fuel at spot before and during the heating season, at what energy shortfall, and what does that do to the German day-ahead power price?

Edition · Data sheet · Sample · Get it · Preview: chain · Constants · Conjectures

INDEPENDENT REVIEW · ACCEPTED

Accepted by an independent reviewer. Written by atlas-analyst, reviewed by atlas-counter-analyst on 2026-10-24. Two rounds at most; what the reviewer and the author still disagree on is kept, not resolved by majority.

Review notes, as written
Author's notes (kept): Drafted from four series, twenty figures and thirty-eight sourced constants. Points for an independent reviewer: the 11.2 TWh per bcm convention applied to Edison's Italian volumes (Snam's 40 MJ per Scm gives 11.11); the AGSI 23 October row is an estimate that may be revised; Eurostat shares are value-based while its volume change is in tonnes (J4, confidence LOW); the US fleet heat rate of 7,535 Btu per kWh is conservative against European plants; PortWatch tanker counts are not LNG-specific (A5); the trajectory ranges for November and December storage take the Q1 2026 draw as the upper bound of the pace. No hub gas price, Italian storage or gas-fired generation series is in the Atlas yet (L4, L7, L8). — Counter-analyst (2026-10-24, docs/night-2026-10-24/hormuz-lng-europe-gas-2026/COUNTER_ANALYSIS.md): REWORK, no REJECT. All 20 figures and every bound/quantity recompute; 35 of 38 quotes verbatim at their URL. REWORK on constants K6/K7/K8 (the AGSI single-day URL returns an API error and the 23 October row is no longer served; values confirmed on the 20-22 October rows), K27/K28 (Adriatic LNG's own release of 15 July 2026 is the primary), K32 (the German legal target is 80% per facility, 45% for six named porous sites, GasSpFuellstV par. 1; 70% is a reported aggregate). Operative EU target for 2026 is 80% (Commissioner's letter, Gas Coordination Group 26 March 2026; ACER 7 July 2026), so C3's gap is 60.9 TWh, not 174; Italy is at 89.8% and Germany at 61.1% on 22 October, so L3 is CONSISTENT, not OBSERVED, and the mechanism is the storage spread, not the physical loss. C11's 110 EUR/MWh 'fuel-only floor' uses a US fleet-average heat rate, the non-conservative direction for a floor: at 55-60% efficiency and 50 EUR/MWh gas the fuel cost is 83-91, about 111-121 with EUA near 82 EUR/t, and about 170-185 all-in at the October TTF of 75-89; J2's PHYSICAL check and T1's closed-branch price bounds must be re-derived (K31's August 50-60 is superseded). J4 is not supported: GIE ALSI send-out fell 8.9% in Q2 and 12.5% in Q3 year on year, the JKM-TTF spread is near 1 USD/MMBtu (its 2024-25 norm), and all Hormuz cargoes since March went to Asia; A4 should be WEAKENED and C6 should drop 'not from idle liquefaction' (Golden Pass and Corpus Christi Stage 3 ramp in 2026; IEA: about 70% of lost volume compensated). C10 describes the 18 June-8 July partial reopening (19 days at 10 or more transits, mean 24/day) as a three-day spike. A1's low start (74 TWh) outweighs the slower refill (53 TWh). Organisations: adriatic-lng should cite the primary; conocophillips, shell, south-hook-lng and fluxys-lng are deductions from pre-2026 contracts, not evidenced 2026 exposures; ADNOC and the Chinese term buyers are absent. Storage trajectory ranges are consistent with AGSI 2023-2025 and ENTSOG WSO 2026/27 (72% on 1 October; reference winter ends at 29% with optimal LNG, 13% with tight LNG). No source publishes the three series side by side. Rework round 1 applied on 2026-10-24T01:31Z: items 1 (C3 to the operative 80% target with K39-K42, Italian and German 22 October levels K43-K46, C13, L3 to CONSISTENT), 2 (C11 rebuilt from K47-K52, J2 check and threshold, T1 closed-branch price bounds, K31 kept as low case), 3 (J4 rewritten without the value-minus-mass quantity, A4 WEAKENED, C6 without 'not from idle liquefaction', K57-K62), 4 (C10 as the 18 June-8 July partial reopening with F21-F23 and K55-K56, A1 OPEN with C15-C16), 5 (K27-K28 to Adriatic LNG's 15 July release, K6-K8 to served AGSI rows, K19 note, K32 as reported aggregate), 6 (organisations: adriatic-lng primary URL; conocophillips, shell, south-hook-lng, fluxys-lng DEDUCED). Disagreements kept visible: the regulation's 90% stays in K9 and C3's text; ALSI send-out figures are the reviewer's recomputation pending a series; the S&P EUA and Platts spread prints were not retrievable and GMK/GLH stand in. — Counter-analyst round 2 (2026-10-24, final pass, COUNTER_ANALYSIS.md 'Round 2'): ACCEPTED. All 62 constant quotes and 26 organisation quotes re-read at their URLs; F21-F23 and every bound and quantity recompute exactly (C3 60.87, C11 151.22, C13 28.61, C15 73.92, C16 53.51, J2 59.45, J4 -0.7). K6-K8 now point at a served AGSI range; K27-K28 at Adriatic LNG's 15 July release; K43-K46 and K53-K54 AGSI rows answer; C10's window (21 days, 506 transits, mean 24.1, 19 days at 10 or more) recomputes. Disagreements kept, not erased: (1) K52's 60% is a net (LHV) efficiency while TTF is billed per MWh GCV, so on the GCV basis (0.60 x 0.903 = 54.2%) the best-plant floor is 167.5 EUR/MWh at the October low TTF and 190.8 at 88.38, not 151 and 172; the filed figure is below the physical floor and therefore admissible as a lower bound, but 'fuel plus carbon cost 151' understates the cost by about ten percent; (2) J2's illustration 'two thirds of hours on the floor and one third near the 24 October level' gives 2/3 x 151.2 + 1/3 x 30.1 = 110.9, not 120 (121.7 on the GCV-basis floor); the 120 threshold and T1's closed-branch low bound stand on the September-October distribution (7 of 30 and 3 of 24 days below 120, October 1-24 mean 161.9), not on that arithmetic; (3) K53/K54 source_date 2026-06-30 is neither the gas day nor the read date; (4) J4's quantity sign depends on reading 'low-USD 26s' as 26.0, and its ALSI figures are the reviewer's recomputation pending a series; (5) L3's 'to' label still says 90%; (6) Edison's reported extension to early December (The National, 28 Sep 2026) is unverified at edison.it, so K1/K2 may be superseded. Status set to REVIEWED; publication remains the owner's decision.
62constants, each with a source quote
15constraints with a bound
9links in the chain
4untested or contradicted
5alternative explanations
5conjectures, 5 in the export

What this dossier holds

62 constants read verbatim from their sources, 15 bounded constraints recomputed at every build, a 9-link causal chain with a status per link (4 untested, 0 contradicted), 5 alternatives weighed with their discriminators, 5 conjectures with their checks and falsifiers, 1 conditional trajectories with paths by period and implications by organisation, and the independent counter-analysis with its disagreements kept. Below the sample and the offer, a preview: the chain with its statuses, 5 of the constants with their quotes, the conjectures and trajectories by statement. The rest is the product.

A sample of the data

The last 5 points of 2 of the 4 series. Free downloads carry the last 12 points. Premium opens the available full series, dossiers and exports; restricted series remain cited, not redistributed.

SeriesFamily · unitlatestin total
Day-ahead power price, DE-LUEconomic · EUR/MWh195.66211.94148.61137.5930.12297
EU gas in storagePhysical · TWh845.14844.76844.98844.77845.05296

Periods run from 2026-10-20 to 2026-10-24 on the first row; hover a value for its period. Downloads and provenance: data sheet →

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Preview: the chain

From the physical event to the decision, one link at a time. Observed is seen in the series; consistent agrees with them without being isolated; untested names the series that would test it; contradicted is what the data refused. The evidence behind each link, and what validated it, are in the export.

Preview: 5 of the 62 constants

Each constant carries the sentence it was read from and the date of that source. 57 more, and the 15 bounded constraints recomputed from them, are in the export.

IdConstantValueKindSource
K1Edison LNG cargoes under QatarEnergy force majeure, April to early November 2026
“As a result, a total of 29 LNG cargoes is now subject to force majeure over this period, representing a total volume of approximately 3.8 billion cubic meters of natural gas.”
29 cargoessupplysource, 2026-08-28
K2Edison volume under force majeure
“As a result, a total of 29 LNG cargoes is now subject to force majeure over this period, representing a total volume of approximately 3.8 billion cubic meters of natural gas.”
3.80 bcmsupplysource, 2026-08-28
K3Edison long-term contract with QatarEnergy
“Edison holds a long-term contract with QatarEnergy for the supply of 6.4 billion cubic meters of natural gas per year to Italy. The contract, which has been in force since 2009, has a total duration of 25 years.”
6.40 bcm per yearsupplysource, 2026-08-28
K4Edison replacement volume secured by 28 August 2026
“As of 28 August 2026, Edison reports the replacement of 21 LNG cargoes at the Adriatic LNG terminal, representing a volume of approximately 2 billion cubic meters of natural gas.”
2 bcmsupplysource, 2026-08-28
K5Energy content per billion cubic metres, Commission convention
“Gas Infrastructure Europe - AGSI (gie.eu) - data published under the Storage Transparency Platform, shows 1146.5651 TWh (102 bcm using 11.2 coonversion factor to translate TWh to bcm) of technical working capacity as of 18 March 2025.”
11.20 TWh per bcmphysicalsource, 2026-07-03

Preview: what the author concludes

5 conjectures by statement. Their quantities, the checks run against the constraints, what would prove each wrong, and the 5 alternative explanations with their discriminators are in the export.

  1. J1 · CROSS GEOGRAPHY · confidence medium

    Ras Laffan to Rovigo: the eight Edison cargoes not yet replaced on 28 August are 1.8 bcm, about 20 TWh, to be bought in the September to early November spot window in which Asian buyers bid for the same US cargoes; the terminal can take them, the question is only the price above the Qatari contract.

  2. J2 · CROSS SECTOR · confidence medium

    From the gas cavern to the power exchange: while the strait is closed and TTF stays at or above its October low of 75.75 EUR per MWh, every hour in which a German gas plant is marginal clears at or above 151 EUR per MWh of fuel and carbon (172 at the 19 October TTF); the 16 October value of 210.67 sits 59 EUR above that floor, and the 30.12 of 24 October shows the floor vanishing when wind and solar take the margin. The monthly average therefore depends on the share of gas-marginal hours, which the Atlas does not yet measure: at two thirds of hours on the floor and one third near the 24 October level the average is about 120 EUR per MWh, which is the November 2026 threshold claimed here unless transits reopen. The first draft's 110 EUR 'fuel-only' floor was withdrawn after the counter-analysis.

  3. J3 · LOCAL · confidence medium

    Stock, not deliverability: at the Q1 2026 net draw of 4.37 TWh per day, 845 TWh covers 193 days, into May 2027; the 174 TWh missing to the 90% target is 40 days of draw. The winter exposure of European buyers is therefore the price of the last cargoes, not an empty cavern, unless the draw doubles.

  4. J4 · CROSS GEOGRAPHY · confidence low

    Doha, Tokyo and Rotterdam: Europe lost about its Qatari share of LNG and not more. The physical measure, GIE ALSI send-out, fell less than the trade statistics (the counter-analysis recomputed it at 8.9% in Q2 and 12.5% in Q3 year on year, against 21.4% in Eurostat tonnes; ALSI is not yet an Atlas series), the fifty-odd Hormuz cargoes since March all went to Asia, the IEA puts added US and Canadian exports at about 70% of the lost volume, and on 9 October TTF stood above JKM. Asia has not been outbidding Europe; the conjecture is that Europe's winter LNG depends on the 2026 US trains and on JKM staying below TTF, and that a JKM premium above 3 USD per MBtu would be the first sign of Atlantic cargoes being pulled east. The first draft's claim that the Qatari loss doubled through diversion, and its value-share-minus-mass-change quantity, were withdrawn after the counter-analysis.

  5. J5 · LOCAL · confidence medium

    The refill ran slower than in 2025: from the 31 March minimum to 1 October the EU injected 501 TWh, about 44.8 bcm, against 50 bcm in summer 2025, despite starting lower with more headroom. Both the low start and the slower refill explain the 174 TWh gap to the target.

T1 · 2026-10-24 → 2026-12-31

Hormuz transits, EU storage and German day-ahead power to the end of 2026

  • strait-closed: Hormuz transits, all vessels, daily <= 10 by 2026-11-30
  • strait-reopened: Hormuz transits, all vessels, daily >= 30 by 2026-11-30

Paths by period and implications by organisation: in the export.

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Machine access: /api/atlas/hormuz-lng-europe-gas-2026 carries this preview, and the complete dossier with a member key. What is for sale and why →