Sep 20Nuclear Pulse — September 20, 2026
Summary
A drone struck the cooling tower of unit 1 at Russia's Kursk NPP-2 on September 17, a strike on an operating reactor site that the IAEA confirmed left no fire and no change in operating mode, while Director General Rafael Grossi restated that all attacks on nuclear facilities are unacceptable (1), (2), (3). The IAEA's 70th General Conference in Vienna reset the sector's long-range horizon, with capacity projections raised for a sixth consecutive year to 1,284 gigawatts electric by 2060 and small modular reactors accounting for up to 284 gigawatts of that build, equivalent to roughly 950 to 1,140 units (4), (5), (6). Saudi Arabia's energy minister announced 110 million tonnes of uranium-bearing ore at the Jabal Sayid project in the Madinah region, days before Democratic lawmakers filed a Joint Resolution of Disapproval against the US-Saudi 123 agreement (7), (8), (9). EDF said it will build ten Nuward small modular reactors across the European Union by 2035 in a programme its executives described as requiring tens of billions of euros of investment, the largest single SMR fleet commitment announced by a European state-owned utility (10), (11). Uranium's long-term contract indicator held at $96 to $97 per pound, at or above its 2007 nominal peak, while spot traded near $89.70 per pound and the AI-linked equities that carried the sector's 2025 rally continued to deflate, with Holtec postponing its initial public offering and Bechtel walking away from TerraPower's Natrium project (12), (13), (14), (15).
Geopolitical and Strategic Analysis
The Kursk strike is the week's most consequential safety development, and its significance lies less in the damage caused than in the target class (1), (2), (3). Rosatom said the drone detonated on the cooling tower of unit 1 at Kursk NPP-2, causing minor damage and leaving the unit running at full capacity, with radiation levels unchanged. The IAEA confirmed it was informed that the unit was operating when struck, that its operating mode did not change, and that no fire broke out. Grossi's response was categorical rather than technical: all attacks on nuclear facilities are unacceptable irrespective of where they occur, and he repeated his call for maximum military restraint to prevent the risk of a nuclear accident. Read against the Zaporizhzhia campaign, where the agency has now brokered seven localized ceasefires to allow power-line repairs, the pattern is that nuclear sites on both sides of the Ukraine war have become recurring targets of opportunity rather than protected infrastructure (68), (69). The Zaporizhzhia sequence this month is instructive: the plant lost off-site power for eighteen days before an IAEA-brokered ceasefire allowed the 750 kilovolt Dniprovska line to be repaired, and Greenpeace published an assessment this week alleging that Russian forces are deliberately sabotaging supply lines to the site. The strategic read is that the war has produced a durable, low-level radiological risk that no single negotiated arrangement has removed, and that the agency's role has shifted from verification to active deconfliction.
The IAEA General Conference supplied the week's structural argument (4), (5), (6). Grossi's sixth consecutive upward revision projects 1,045 gigawatts electric by 2050 in the high case and 1,284 gigawatts by 2060, roughly 3.4 times the 377.1 gigawatts operating at the end of 2025, against a low case of 696 gigawatts. The composition matters more than the total: in the high case small modular reactors account for about 284 gigawatts of the 1,017 gigawatts of new capacity added through 2060, a 28 percent share, which at an average of 250 to 300 megawatts per unit implies between roughly 946 and 1,136 deployed SMRs, with about 60 percent of new North American capacity potentially SMR-sourced against roughly 40 percent in South-Eastern Asia and Latin America. OECD Secretary-General Mathias Cormann told the parallel Roadmaps to New Nuclear conference in Paris that almost 80 gigawatts of new nuclear capacity is under construction across fifteen countries, equal to a fifth of today's global capacity, and that thirty-eight countries now support tripling global nuclear capacity by 2050 (26). The gap between the projection and the pipeline is the whole story: the projection has been revised up six years running, while delivered capacity under construction remains a fifth of the operating fleet.
The non-proliferation layer moved in two directions at once. At the General Conference the IAEA adopted a resolution criticising North Korea's weapons programme, and Pyongyang rejected it within a day (18), (19). Kim Yo Jong called the agency's position biased and accused it of double standards, pointing to US and South Korean nuclear submarine cooperation, while the foreign ministry stated that North Korea's nuclear status is irreversible and enshrined in law, a maximal formulation issued in the same week as state media coverage of a three-day inspection tour by Kim Jong Un of munitions factories. On the Iranian file, Trump's address to the United Nations General Assembly on September 22 will centre on preventing Iran from obtaining a nuclear weapon, with a follow-on meeting scheduled with the six Gulf Cooperation Council states and visas granted to a reduced Iranian delegation including President Masoud Pezeshkian and Foreign Minister Abbas Araghchi (20), (21). A senior administration official said the expectation is that Tehran abandons its nuclear pursuit, and warned that entities doing business with Iran will keep facing consequences. The picture is a non-proliferation architecture contested simultaneously by a declared nuclear state that refuses recognition, an active war that has not produced a nuclear agreement, and a civil nuclear framework in the Gulf that Congress is now trying to stop.
The Saudi file is where those threads converge (7), (8), (9), (22), (23), (24), (25). Prince Abdulaziz bin Salman told the General Conference that geological studies at Jabal Sayid near Madinah identified 110 million tonnes of ore carrying high concentrations of heavy rare earth elements alongside promising uranium concentrations. The figure describes raw material, not recoverable uranium: the amount that can be produced depends on ore grade, geology and extraction economics, and the IAEA has cautioned that identified occurrences do not establish commercial resources. Saudi Arabia currently produces no uranium and has never had a domestic enrichment industry (24). Even so, the timing was deliberate. The announcement came less than two months after the July civil nuclear cooperation agreement with the United States, which created a framework for US companies to bid on Saudi nuclear projects and includes a joint study on the feasibility of an enrichment facility on Saudi soil, with an additional study that could open the door to enrichment up to twenty percent (8), (25). That is the provision that drew the Congressional response: Democratic Representatives Gregory Meeks, Brad Sherman, John Garamendi and Don Beyer introduced a Joint Resolution of Disapproval on September 16, and a bipartisan group including Republican Senators John Kennedy and Rand Paul wrote to the Secretary of State and the Energy Secretary demanding declassification of two side letters the administration has withheld (9). Kelsey Davenport of the Arms Control Association noted that enrichment to twenty percent represents the majority of the work needed to reach weapons-grade levels, the same threshold the United States has repeatedly objected to Iran crossing. Washington is now running an enrichment-tolerant civil framework with Riyadh while fighting a war partly justified by Tehran's enrichment, and the inconsistency is being tested in a three-month Congressional review window.
China's institutional offensive continued on the same calendar, and the Western industrial base sent the opposite signal (14), (15), (34), (88), (89). The China Atomic Energy Authority launched the Global Network for SMR Innovation at the General Conference, describing it as a non-profit, unincorporated and open cooperation mechanism complementing the IAEA, with a governing board, secretariat, specialised committees and working groups and a first general assembly scheduled before the end of the year (34). Holtec Nuclear Corporation postponed the initial public offering it filed in July, having sought up to $900 million by offering 50 million shares at $15 to $18, one day before the offering was expected to price, with chief executive Kris Singh attributing the decision to a market turn against the AI data-centre economy (14). The equity backdrop supports that reading: Constellation Energy has fallen from above $400 last autumn to the mid-$260s, and the VanEck Uranium and Nuclear ETF has dropped from above $160 in January to below $110 (88). Bechtel's separation from TerraPower's Natrium demonstration project in Kemmerer, Wyoming, is the harder industrial data point, because it is a construction disagreement rather than a sentiment shift: the contractor filed a WARN notice covering roughly 200 employees at its Reston headquarters, effective around November 16, after the two companies could not agree on how to proceed to the project's next phase (15), (89). Bechtel says it expects to redeploy most of those staff to other nuclear work, and TerraPower says construction at Kemmerer continues with no anticipated schedule change. Read alongside X-energy trading 36.7 percent below its April IPO price and Standard Nuclear down 20.6 percent from its July offer through midweek, the week's message is that capital markets have repriced nuclear-linked equities while the physical project pipeline has not materially changed (14).
Regional Developments
North America
The TerraPower separation dominates the North American picture, because Natrium is the flagship of the US advanced reactor programme and Bechtel is the contractor with more US nuclear construction experience than any other, including the Vogtle units (15), (89). TerraPower holds the commercial-scale advanced reactor construction permit the NRC authorised on March 4, and the company says it is managing the transition to protect the overall schedule with first power still targeted for 2030 to 2031. What has changed is the execution structure: a project whose cost was estimated at approximately $4 billion with Department of Energy cost-share covering roughly half now needs a new construction partner or an in-house capacity build, and the November 16 layoff date sets a hard deadline for that decision. The week's other project news was procedural but substantive. Holtec's Palisades SMR subsidiary received an NRC exemption authorising installation of permanent support-of-excavation and cutoff-wall systems for Pioneer units 1 and 2, allowing diaphragm walls, soldier-pile soil-mix walls and perimeter cutoff walls to go in ahead of the limited work authorisation, with the regulator's environmental assessment finding no significant impact (46). Blue Energy submitted the first part of its construction permit application for its Port of Victoria, Texas site, requesting limited construction activities including deep foundation and shaft works for the first SMR, and asking the NRC to approve its build-order inversion in which the natural gas portion and balance-of-plant are constructed first and subsequently shared with the nuclear reactors (45). The company frames reactors as less than ten percent of a nuclear plant's cost, with the balance sitting in construction and regulatory work for the rest of the facility.
On the fuel and licensing side, the Department of Agriculture opened a nuclear power funding opportunity for rural electric cooperatives, extending federal nuclear finance to a borrower class that has not historically been in the programme (54). The Navy's first shore-based advanced micromodular reactor moved toward construction at Naval Weapons Station Crane, a commercially owned and operated unit that will also be Indiana's first power-producing reactor (52), (53). Pennsylvania's Department of Environmental Protection issued the Section 401 water quality certification for the restart of the Crane Clean Energy Center at Three Mile Island, covering withdrawals of up to 73.2 million gallons per day from the Susquehanna River against a consumptive use of up to 21 million gallons per day, with discharge temperatures capped at 110 degrees Fahrenheit (55). Valar Atomics secured a land agreement for its Carbon County project, and Idaho State University advanced a second research reactor under its energy future programme (57), (58). A Senate hearing examined nuclear fuel cycle and waste policy (56). In Canada, Pickering's unit 1 came offline for refurbishment work that will see crews remove all 1,520 pressure tubes from the 2,064-megawatt station outside Toronto, and New Brunswick's Point Lepreau plant was reported to be off-line for weeks (70), (71), (72).
Europe
EDF's SMR announcement is the largest European commercial commitment of the week and the most specific fleet target yet published by a state-owned utility (10), (11). Senior Vice President Vakisasai Ramany said at an event hosted by EDF's Edison unit, with Italian supply-chain companies present, that the group plans to build ten Nuward small modular reactors in the European Union by 2035, using technology developed by its Nuward subsidiary, with each unit producing about 400 megawatts of power and 115 megawatts of heat. EDF executives put the programme at tens of billions of euros of investment and explicitly framed it as a contribution to reducing the bloc's dependence on imported fossil fuels. The commercial logic is the district-heating and industrial-heat market rather than grid baseload, the same customer segment the European Investment Bank backed when it agreed to invest up to 40 million euros in Finland's Steady Energy (59). That loan is the EIB's first investment in small modular reactor technology after a history of avoiding new nuclear projects in favour of safety work, and it is structured as a senior unsecured convertible loan covering research, development, testing and licensing through 2028, against Steady Energy's fifteen signed reactor agreements in Finland and a target of starting construction on the first district-heating plant in 2029.
The United Kingdom moved on three fronts (38), (60), (61). The Department for Energy Security and Net Zero directed regulators to begin the Generic Design Assessment for X-energy's Xe-100 high-temperature gas-cooled reactor. The Office for Nuclear Regulation and the Environment Agency published the changes they have already made or intend to make to speed licensing for new nuclear technologies and construction, responding to the Nuclear Regulatory Taskforce's November recommendation of a "radical reset" and its 47 recommendations, with all reforms targeted for completion by the end of next year. And a set of collaboration agreements between US and UK partners was announced to accelerate commercial fusion deployment. Elsewhere in Europe, Slovenia's JEK2 project received a feasibility study proposing a natural draft cooling tower of 193 to 198 metres as the preferred option, and Russia's State Environmental Expertise issued a positive verdict on the licence justification materials for two new units at the Smolensk plant, the only substantive Russian new-build approval of the week (62), (64). Chernobyl's Industrial Complex for Solid Radioactive Waste Management shipped its first seven packages of processed low- and intermediate-level waste (65). Switzerland moved closer to a referendum on new nuclear construction after the alliance Nein zu neuen AKW collected more than 125,000 signatures, well above the 50,000 threshold, against Parliament's counterproposal to the "Stop the Blackout" initiative, with submission to the Federal Chancellery planned for October 6 (63). Armenia's government discussed extending the Metsamor plant and selecting a new reactor with the IAEA, and Prime Minister Nikol Pashinyan did not rule out Russia building the replacement unit (66), (67).
Asia
China's reactor pipeline delivered again, with unit 3 at the Changjiang plant in Hainan entering commercial operation as the first of two Hualong One reactors built under Phase II of the site (31). First concrete for unit 3's nuclear island was poured in March 2021, Phase II represents a total estimated investment of 40 billion yuan or about $5.9 billion with China Huaneng holding 51 percent, and both units are scheduled for full operation in early 2027. Once complete, Phase II is expected to generate 18 billion kilowatt-hours annually and displace more than 6.32 million tonnes of standard coal. The site also hosts the demonstration ACP100 small modular reactor, or Linglong One, which is in pre-commissioning tests. Work began on the second phase of the Jinqimen plant in Zhejiang, which will eventually hold six Hualong One units, and containment integrity tests were completed at unit 5 of the Lufeng plant in Guangdong (32), (33).
Japan produced the week's clearest institutional failure (27), (28), (29), (30). Chubu Electric Power said it will withdraw its regulatory review applications for units 3 and 4 at the Hamaoka plant in Shizuoka Prefecture after an independent committee found that workers felt under pressure from senior management to manipulate earthquake data submitted to the Nuclear Regulation Authority. The committee concluded that the data falsification began around 2012 at the latest, and that whistleblowers who raised concerns in 2019 and 2021 had their concerns dismissed by senior management. The utility described serious doubts about the reliability of its application documents and said it would withdraw rather than maintain the existing applications. President and CEO Kingo Hayashi and Chairman Satoru Katsuno will resign as of September 30, with director Minoru Yasui succeeding Hayashi from October 1. Hamaoka units 3 and 4 were among seventeen reactors in various stages of restart review, and the withdrawal removes two units from that queue during a period when the country's Seventh Basic Energy Plan calls for maximum use of nuclear power. Kansai Electric separately shut the Mihama reactor manually in central Japan. The Japan Times framed the week as a setback for the country's nuclear revival after scandals and accidents, which is the accurate description of what a falsified seismic basis does to a restart programme.
Taiwan's referendum machinery moved forward, with the Central Election Commission announcing five televised forums or debates on the referendum to abolish the "nuclear-free homeland" policy for November 12, 14, 16, 18 and 20, the Legislative Yuan representing the supporting side and the Executive Yuan the opposing side, and both sides required to submit representatives by October 15 (76). The referendum, put forward by the Kuomintang and supported by the Taiwan People's Party, will be held alongside nine-in-one local elections on November 28, and is Taiwan's fourth nuclear referendum since 2018 (76). In the Philippines, the unused and politically divisive Bataan nuclear plant remains without a decision on its fate, a reminder that the region's nuclear revival carries a legacy-asset problem alongside its new-build ambitions (95).
Bangladesh's entry into the operating-nuclear category was complicated by the details (77), (78). The country was described as entering the global nuclear energy community with fuel loaded in Rooppur unit 1, and Science and Technology Minister Faqir Mahbub Anam met Grossi in Vienna to request IAEA cooperation in expediting power supply to the national grid. The transmission system has been integrated with the National Load Dispatch Center's SCADA and energy management system under a Bangladesh Atomic Energy Commission and GE Vernova agreement covering eight transmission lines for units 1 and 2. The underlying commissioning issue is that two of three valve systems failed to operate as expected, preventing the move to trial generation anticipated for late September, with more than 2,000 pre-fuel-loading tests already completed successfully (78). India's Press Information Bureau published a "new chapter" framing of the country's nuclear journey, while India Today noted a sanctions asymmetry: Washington is cracking down on Russian oil buyers but continuing to permit its own uranium imports from Moscow (85), (86). Vietnam, Indonesia, Malaysia, Thailand, Oman and Kuwait all registered nuclear positions during the General Conference week, with the US Trade and Development Agency signing a feasibility study agreement with Thailand's Electricity Generating Authority for about 600 megawatts of SMR capacity across GE-Hitachi, Holtec, Kairos Power, NuScale, TerraPower, Westinghouse and X-energy designs, and ANTARA reporting that the IAEA views Indonesia as accelerating its nuclear development (79), (80), (81), (82), (83), (84).
Middle East and Africa
The Saudi announcements are analysed above; the regional consequence is that the kingdom now has a domestic resource narrative to pair with its enrichment ambitions (7), (22), (23), (24), (25). Prince Abdulaziz argued that the programme is not developed in isolation from the international community or through secret facilities, a construction aimed directly at Iran, and said the kingdom is examining ways to recover uranium associated with its phosphate fertiliser industry in addition to continuing sedimentary cover surveys for conventional uranium. The US Energy Secretary said in Vienna that there are no plans for uranium enrichment in Saudi Arabia, a statement that sits awkwardly beside the enrichment feasibility study written into the agreement text. Grossi has said Saudi Arabia will not sign the Additional Protocol but will accept oversight powers over enrichment, conversion and reprocessing that closely mirror it (24). Israel's Ynetnews published an analysis asking whether nuclear power could turn the country into a global AI hub, a framing that would have been politically untenable eighteen months ago (96).
Iran remains the region's dominant variable (20), (21). Trump's General Assembly address and the Gulf Cooperation Council meeting that follows it constitute the administration's first structured consultation with Gulf states since the war began, and the stated position is that Iran must abandon its nuclear pursuit while sanctions pressure on entities doing business with Tehran continues. Ynetnews reported that Iranian forces have brought down at least two US MQ-1 drones in recent days, that Trump has told Axios a "big decision" on resuming major strikes is approaching, and that he has suggested the war could conclude after the November midterm elections if no agreement is reached (21). The Security Council's mandate for the Iran sanctions-monitoring panel expires on September 26 during the General Assembly, with Russia and China opposing the oversight mechanism (20). In Africa, the US Development Finance Corporation approved up to $414.2 million in debt financing for Global Atomic's Dasa uranium project in Niger, roughly 40 percent above the $295 million proposed in 2024, marking a US commercial return to a country that expelled US forces two years ago (74), (75). Dasa is described as Africa's highest-grade uranium deposit, with a 2024 feasibility study projecting 68.1 million pounds of U3O8 over 23 years at 1,000 tonnes per day throughput, a post-tax net present value of $917 million at an eight percent discount rate and a 57 percent internal rate of return at a base case of $75 per pound (75). The financing remains conditional on identifying a viable export route from landlocked Niger, extending the mining convention and permit on acceptable terms, securing government assurances on loan repayment and completing definitive agreements. South Africa's nuclear programme and Egypt's El Dabaa construction continued on their existing trajectories (73).
Technology and Innovation
Westinghouse's eVinci milestone is the most technically specific achievement of the week (42). Working with Los Alamos National Laboratory and the Nevada National Security Site at the National Criticality Experiments Research Center, Westinghouse completed zero-power high-temperature criticality testing with the microreactor reaching criticality at 663 degrees Celsius, and made a subcritical reactivity measurement at a peak core temperature of 1,011 degrees Celsius, a record high temperature for a reactivity measurement at that facility. The eVinci is a heat pipe-cooled design producing up to 5 megawatts electric from a 15 megawatt thermal core, fuelled with TRISO and designed to run eight or more full-power years before refuelling, with a factory-built reactor shippable in a container. The engineering significance is that the test produced temperature-dependent reactivity data at conditions approaching operating temperature, which is what separates an analytical model from a validated one for a heat-pipe core.
The fuel cycle produced the week's most commercially consequential agreements (43), (44), (47). Centrus Energy and Antares signed a definitive multi-year high-assay low-enriched uranium supply contract, with pre-payments supporting Centrus's expansion at its American Centrifuge Plant in Piketon, Ohio, and deliveries to begin by the end of the decade to support Antares' modular transportable reactors, including space and national security missions (43). Antares is developing TRISO-fuelled reactors, its Antares 0 achieved criticality in June as the first reactor under the Department of Energy's Reactor Pilot Program to reach that milestone by the July 4 deadline, and it has been selected for Army deployment at Fort Bragg, Air Force deployment at Joint Base San Antonio and a Space Force strategic breakthrough award (43). Separately, Cameco agreed to buy all future production from Global Laser Enrichment's planned Paducah Laser Enrichment Facility in Kentucky under an exclusive offtake agreement, guaranteeing GLE pricing equivalent to Cameco's average realised annual price net of selling costs across its long-term contracting portfolio (44). GLE is 51 percent owned by Silex Systems and 49 percent by Cameco, reached Technology Readiness Level 6 last year after a large-scale enrichment demonstration at its Wilmington test loop, and expects a licence in hand in early 2027. GLE intends to re-enrich high-assay depleted uranium tails at Paducah under an agreement with the Department of Energy, expecting to produce about 70,000 tonnes of new fresh feed from the more than 200,000 tonnes of tails on site. Reuters also reported that the United States is seeking a faster expansion of uranium enrichment capacity to avert supply shortages, the policy frame around the Urenco USA programme to add 2.1 million separative work units at Eunice, New Mexico and grow installed capacity above 7 million SWU over the next decade (47).
Two unconventional supply ideas surfaced (48), (49). TechCrunch reported that clean technology startup Fluxnium has developed an approach to recover uranium from seawater, with parallel coverage citing roughly four billion tonnes of ocean uranium and a theoretical resource base measured in tens of thousands of years of fuel (48), (49). The claims are early-stage and the economics unresolved, since seawater uranium concentrations are in the parts-per-billion range and the binding materials must survive repeated marine cycling, but the underlying observation is sound: the ocean contains a uranium inventory roughly a thousand times larger than terrestrial reserves. On the legacy-technology side, the American Nuclear Society reported the arrival in Texas of FLiBe salt from the Molten Salt Reactor Experiment for reuse after decades in storage, and the restart of Hanford's Tank Side Cesium Removal system after extended downtime (50), (51). Both are maintenance-grade events, but FLiBe transfer preserves a material that no longer exists in commercial quantity, and TSCR restart restores a treatment path for Hanford's tank waste inventory.
Fusion Research
China's HL-4 (Huanliu-4) design was unveiled at the Fusion Energy Conference and Fusion Week in Shanghai as the world's first high-temperature superconducting high-field steady-state burning experimental platform, and the specifications are the story (35), (37). The device is being built in Shanghai around 25-tesla high-temperature superconducting magnets, with steady-state operation as its core objective, a target minimum fusion energy gain of Q = 5, and an eventual power output of 100 to 200 megawatts electric. The argument for HTS is that it removes the overheating limits of copper coils and shrinks both the machine footprint and the iteration cycle, which converts the tokamak from a pulsed physics experiment into a continuous power-engineering problem. Commissioning is targeted for 2027 for the initial Shanghai facility, with the first 25-tesla HTS high-field magnet development and testing line scheduled for completion in 2028 and prototype magnets by 2030. At the IAEA General Conference, Chinese delegates reported that HL-3 achieved dual hundred-million-degree operation in 2025, with ion temperatures of 120 million degrees Celsius and electron temperatures of 160 million degrees Celsius, and that deuterium-tritium burning plasma physics experiments are planned for 2027, with the Shanghai Fusion Science Research Centre site acquisition of 147,160 square metres complete and construction scheduled for completion in 2030 (37). A separate groundbreaking took place for ENN Group's ENN Fusion Spherical Ring Hydrogen-Boron Plasma Platform, or Helong-2, at its Langfang research centre in Hebei, which pursues the aneutronic proton-boron pathway (36).
Outside China, the week's fusion news was institutional and financial (38), (39), (40). US and UK partners announced a set of collaboration agreements aimed at accelerating commercial deployment, and Euronews reported that the world's first laser fusion power station is under construction in Germany (38), (39). The Financial Times published a long-form assessment of fusion's "moment of truth", and India's programme received profile treatment examining how it compares to the world's larger fusion efforts (40), (41). The pattern across all of it is that fusion has moved from a physics question to a supply-chain and licensing question: the Proxima Fusion high-temperature superconducting tape facility in Lower Saxony and China's 25-tesla magnet line are both attempts to industrialise an input that previously existed only at laboratory scale, and both are scheduled against demonstrator timelines rather than research timelines (35).
Market and Economic Intelligence
Uranium's spot price held in the high eighties through the week, closing near $89.70 per pound U3O8 on September 17 and $89.73 on September 18, flat day over day, after TradeTech's spot indicator touched $90 per pound during the week of September 15, only the second time that level has been reached since February 2026, with year-to-date gains of about 9.8 percent (12), (13). The weekly trend is effectively flat to marginally higher, and the long-term contract indicator moved to $97 per pound, at or above the 2007 nominal peak, while UxC's equivalent printed $96 at the start of September, so the term market continues to trade above spot for the first sustained period in this cycle (12), (13), (90). That inversion is the single most important datum in the uranium market: utilities are paying a premium of roughly six to seven dollars per pound for delivery years out while the immediate spot market idles, which is the shape of a market pricing future production scarcity rather than present inventory tightness. Benchmark Mineral Intelligence described the market as entering a structural deficit, and Mining.com's chart set showed miners racing to catch nuclear demand (90), (91), (92). The 2026 edition of the Red Book, published jointly by the OECD Nuclear Energy Agency and the IAEA, found that identified resources recoverable at costs below $260 per kilogram of uranium, or $100 per pound of U3O8, now exceed 8.1 million tonnes of uranium, up 2.1 percent on the 2025 edition, and that global production increased roughly 20 percent in 2023 and 2024 compared with the preceding two years, with 2024's 61,924 tonnes the highest since 2016 (16). The counterpoint came from Energy Intelligence, which reported that the Red Book also reveals flatlined uranium exploration spending, meaning the resource base is being expanded primarily by reclassification and re-estimation rather than by new discovery (17).
Project finance followed the price signal (59), (74), (75). The DFC's conditional $414.2 million facility for Global Atomic's Dasa project is the largest single US government-backed uranium financing of the year and raises the question of what the conditions will cost: the loan requires an export route from a landlocked country with active jihadist insurgency, an extended mining convention on terms Niger's government finds acceptable, sovereign assurances on repayment and definitive agreements with the DFC (74), (75). Cameco's exclusive Paducah offtake gives Global Laser Enrichment a guaranteed home for natural uranium hexafluoride and enriched products and clears a commercial pillar ahead of a final investment decision, and the European Investment Bank's convertible loan to Steady Energy opens the first SMR line item in an institution that until recently confined itself to nuclear safety work (44), (59). On the demand side, the Energy Information Administration's September Short-Term Energy Outlook holds nuclear at 18 percent of US generation through 2027 despite record power use (12).
The equity market told a different story (14), (87), (93), (94). Holtec's postponed offering is the clearest signal that capital is no longer pricing nuclear project announcements as risk-free AI exposure, and the reason cited was market sentiment against data centres (14), (88). Korean equities split along the same fault line, with KEPCO E&C jumping 39 percent while KEPCO fell 6 percent, and a US House data centre power bill lifted nuclear stocks midweek before the Holtec news (93), (94). The underlying demand story has not weakened: Crusoe and Aalo Atomics plan to run the first SMR-powered modular AI data centre next summer as a proof of concept, with later deployment of 50-megawatt Aalo Pods at Crusoe sites targeted for commercialisation by the end of 2029, and Aalo frames the opportunity as mass-producing reactors designed specifically for data centres rather than building bespoke gigawatt-scale plants (87). Heatmap News published an argument that nuclear is cheaper than commonly assessed, which is the necessary counterpart to the equity repricing if the term price is to be validated by actual construction volume (97).
Sources
All 97 sources
- Reuters, "Drone hit cooling tower on Thursday at Russian Kursk nuclear plant, IAEA says" (September 18, 2026)
- The Hindu BusinessLine, "IAEA condemns attacks on nuclear facilities after drone hits Kursk Nuclear Plant cooling tower" (September 19, 2026)
- TASS, "Ukraine drone incident fails to disrupt operations at Kursk NPP-2 Unit 1" (September 19, 2026)
- International Atomic Energy Agency, "IAEA Projects Global Nuclear Power Capacity Could Triple by 2060, Continuing Rising Trend" (September 14, 2026)
- World Nuclear News, "IAEA's projections suggest there could be 1,000 SMRs by 2060" (September 14, 2026)
- Interesting Engineering, "Global nuclear power capacity to reach 1,284 GWe by 2060, says IAEA" (September 15, 2026)
- Tribune, "Saudi Arabia discovers 110m tonnes of uranium bearing ore in Madinah" (September 14, 2026)
- CNBC-TV18, "Saudi Arabia discovers 110 million tonnes of uranium-bearing ore in Madinah region" (September 15, 2026)
- ABC News, "Democrats propose bill to strike down controversial Saudi nuclear deal" (September 17, 2026)
- Reuters, "France's EDF plans 10 small nuclear plants in Europe by 2035" (September 18, 2026)
- Euronext, "France's EDF plans 10 small nuclear plants in Europe by 2035" (September 18, 2026)
- Uranium Unleashed, "Uranium Long-Term Contract Price Breaks 2007 Peak as Term Hits $97/lb" (September 19, 2026)
- NetNewsLedger, "September 18 2026 Mining Roundup: Uranium Financing, Critical-Mineral Strategy and Marathon Funding Lead the News" (September 18, 2026)
- Reuters, "Holtec Nuclear Suspends Planned US IPO" (September 16, 2026)
- Construction Dive, "Bechtel splits with Bill Gates-backed nuclear project, files layoff notice" (September 17, 2026)
- International Atomic Energy Agency, "Adequate uranium resources available, but sustained investment essential to support global nuclear capacity growth" (September 14, 2026)
- Energy Intelligence, "Red Book Reveals Flatlined Uranium Exploration Spending" (September 18, 2026)
- Reuters, "North Korea says nuclear status 'irreversible' after UN atomic agency rebuke" (September 18, 2026)
- Al Jazeera, "North Korea dismisses UN nuclear watchdog resolution" (September 19, 2026)
- Reuters, "As Iran war grinds on, Trump to face skeptical world leaders at UN" (September 18, 2026)
- Ynetnews, "Iran in, Abbas out: Trump threatens new strikes as US grants Tehran leaders UN visas" (September 18, 2026)
- The National, "Saudi Arabia discovers 110 million tonnes of uranium-concentrated ore in Madinah region" (September 14, 2026)
- Business Upturn, "Saudi Arabia identifies 110 million tonnes of uranium-bearing ore in Madinah region" (September 15, 2026)
- NaturalNews, "Saudi Arabia Reports Discovery of 110 Million Tonnes of Uranium-Bearing Ore in Medina Region" (September 18, 2026)
- PBS, "U.S.-Saudi nuclear power deal faces pushback over potential weapons risks" (September 18, 2026)
- World Nuclear News, "Industry groups call for governments commitment for nuclear growth" (September 18, 2026)
- World Nuclear News, "Chubu withdraws restart applications for Hamaoka units" (September 14, 2026)
- NucNet, "Chubu President And Chairman To Resign Over Hamaoka Nuclear Plant Data Falsification" (September 18, 2026)
- The Japan Times, "Japan's nuclear revival hits setbacks after scandals and accidents" (September 18, 2026)
- Kyodo News, "Kansai Electric manually shuts Mihama nuclear reactor in central Japan" (September 17, 2026)
- World Nuclear News, "Third unit at Changjiang site commissioned" (September 17, 2026)
- World Nuclear News, "Groundwork begins for demonstration Hualong One 2.0 units" (September 14, 2026)
- World Nuclear News, "Containment tests completed at Lufeng unit 5" (September 18, 2026)
- World Nuclear News, "China launches Global Network for SMR Innovation" (September 15, 2026)
- Nuclear Engineering International, "China unveils HL-4 fusion tokamak" (September 16, 2026)
- World Nuclear News, "China begins building hydrogen-boron fusion device" (September 16, 2026)
- World Nuclear News, "China sets out fusion progress, collaboration opportunities" (September 18, 2026)
- World Nuclear News, "UK, USA enhance cooperation on fusion energy" (September 15, 2026)
- Euronews, "The world's first laser fusion power station is being built in Germany" (September 18, 2026)
- Financial Times, "Nuclear fusion's moment of truth" (September 16, 2026)
- Firstpost, "Inside India's artificial sun mission: How it compares to the world's fusion giants" (September 15, 2026)
- World Nuclear News, "eVinci sets temperature record during zero-power criticality tests" (September 15, 2026)
- World Nuclear News, "Antares, Centrus sign multi-year HALEU contract" (September 18, 2026)
- World Nuclear News, "Cameco in offtake agreement for US laser enrichment plant" (September 16, 2026)
- World Nuclear News, "Blue Energy submits first construction application to NRC" (September 16, 2026)
- World Nuclear News, "Holtec SMR project gets regulatory nod for early site work" (September 16, 2026)
- Reuters, "US seeks faster uranium enrichment expansion to avert supply shortages" (September 18, 2026)
- TechCrunch, "Clean tech startup Fluxnium found a way to tap 50,000 years' worth of nuclear fuel" (September 16, 2026)
- Interesting Engineering, "US firm eyes 4 billion tons of ocean uranium for 50,000 years of fuel" (September 17, 2026)
- American Nuclear Society, "MSRE FLiBe arrives in Texas for reuse after decades in storage" (September 18, 2026)
- American Nuclear Society, "Hanford's TSCR system restarted after extended downtime" (September 18, 2026)
- World Nuclear News, "Indiana to get its first power-producing nuclear reactor" (September 14, 2026)
- Nature World News, "Navy Plans Indiana's First Power-Producing Nuclear Reactor, a Microreactor at NWS Crane" (September 18, 2026)
- American Nuclear Society, "USDA opens nuclear power funding opportunity for rural electric cooperatives" (September 18, 2026)
- PA Environment Digest, "DEP Issues Section 401 Water Quality Certification For Restart Of Constellation Energy Three Mile Island Data Center Nuclear Power Plant" (September 19, 2026)
- Legis1, "Senate Hearing Examines Nuclear Fuel Cycle and Waste Policy" (September 17, 2026)
- ETV News, "Valar Atomics secures land agreement for Carbon County project" (September 18, 2026)
- East Idaho News, "ISU powering Idaho's energy future with second nuclear reactor" (September 17, 2026)
- World Nuclear News, "First SMR funding agreed by European Investment Bank" (September 15, 2026)
- World Nuclear News, "UK regulators to begin Xe-100 design assessment" (September 15, 2026)
- World Nuclear News, "UK nuclear regulators set out plans to implement reforms" (September 17, 2026)
- World Nuclear News, "Natural draft cooling tower is preferred JEK2 option" (September 18, 2026)
- SWI swissinfo.ch, "Swiss to vote on referendum against new nuclear power plants" (September 20, 2026)
- World Nuclear News, "Smolensk's planned new units get environmental approval" (September 17, 2026)
- World Nuclear News, "First transfer from Chernobyl's new waste processing facility" (September 17, 2026)
- Arka.am, "Armenia and the IAEA discussed the extension of the Metsamor Nuclear Power Plant" (September 15, 2026)
- CIVILNET, "Pashinyan does not rule out Russia building Armenia's new nuclear plant" (September 20, 2026)
- International Atomic Energy Agency, "Update 367: IAEA Director General Statement on Situation in Ukraine" (September 17, 2026)
- Al Jazeera, "Russia sabotaging power supply lines at Zaporizhzhia plant: Greenpeace" (September 17, 2026)
- The Narwhal, "Pickering's nuclear plant unplugs next week. Here's what that means" (September 17, 2026)
- Autonocion.com, "A 2,064-megawatt nuclear station outside Toronto goes dark next week so crews can pull all 1,520 pressure tubes" (September 19, 2026)
- globalnews.ca, "New Brunswick's nuclear power plant expected to be off-line for weeks, official says" (September 16, 2026)
- ESI-Africa.com, "South Africa's nuclear energy programme" (September 18, 2026)
- Reuters, "US seals big uranium investment in Niger, two years after troops left" (September 17, 2026)
- Mining.com, "US backs Global Atomic's Niger uranium mine with $414M loan" (September 18, 2026)
- Focus Taiwan, "CEC to hold 5 televised forums, debates on nuclear referendum" (September 18, 2026)
- The Business Standard, "Bangladesh seeks IAEA help to expedite Rooppur power supply to national grid" (September 17, 2026)
- The Business Standard, "Bangladesh officially enters global nuclear energy community" (September 18, 2026)
- World Nuclear News, "US funding for Thai SMR feasibility study" (September 16, 2026)
- ANTARA News, "IAEA says Indonesia accelerating its nuclear energy development" (September 16, 2026)
- VOV.VN, "Vietnam reaffirms safe, peaceful development of nuclear energy" (September 19, 2026)
- BusinessToday Malaysia, "Malaysia Secures Seat At IAEA's Nuclear Policy Table" (September 18, 2026)
- Kuwait Times, "Kuwait marks gains in peaceful nuclear technology, KISR says" (September 19, 2026)
- Times of Oman, "Oman affirms its cooperation with IAEA for peaceful use of nuclear technology" (September 17, 2026)
- Press Information Bureau, "A New Chapter in India's Nuclear Journey" (September 19, 2026)
- India Today, "US cracks down on Russian oil buyers. But it can keep buying uranium from Moscow" (September 17, 2026)
- Chosunbiz, "Crusoe taps SMR nuclear to power surge in AI data centers" (September 18, 2026)
- The Philadelphia Inquirer, "Camden-based Holtec postpones $750M+ IPO as sentiment turns against data centers" (September 17, 2026)
- Virginia Business, "200 Bechtel jobs in Reston affected by TerraPower split" (September 17, 2026)
- Mining.com, "CHARTS: Uranium miners race to catch surging nuclear demand" (September 16, 2026)
- Benchmark Mineral Intelligence, "Uranium market entering a structural deficit as demand grows" (September 15, 2026)
- IndexBox, "Uranium Market Deficit: Nuclear Demand Outpaces Mine Supply" (September 16, 2026)
- Seoul Economic Daily, "Nuclear Stocks Diverge as KEPCO E&C Jumps 39%, KEPCO Falls 6%" (September 20, 2026)
- TradingView, "House Data Center Power Bill Lifts Nuclear Stocks: Here's Why" (September 18, 2026)
- The New York Times, "An Unused and Divisive Philippine Nuclear Plant Awaits Its Fate" (September 20, 2026)
- Ynetnews, "Could nuclear power turn Israel into a global AI hub?" (September 13, 2026)
- Heatmap News, "Nuclear Is Cheaper Than We Think It Is" (September 18, 2026)
Nuclear Pulse is an independent weekly intelligence briefing. All information is sourced from publicly available industry publications. No investment advice is provided.
© 2026 Nuclear Pulse — Compiled by Tollaskígyó