X-Energy
An advanced reactor developer building high-temperature gas-cooled small modular reactors and associated TRISO fuel manufacturing.
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Uranium Enrichment & Fuel Cycle
X-energy completes vertical construction of Oak Ridge fuel facility
X-energy’s nuclear fuel subsidiary, TRISO-X, completed the vertical construction of its first fuel fabrication facility in Oak Ridge, Tenn., the company said Sept. 24. With the primary building of the 214,000-square-foot structure up, X-energy said in a press release that its subsidiary is going to move forward with the next stage of work that includes […]
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Advanced Nuclear & SMRs
X-energy completes vertical construction of Oak Ridge fuel facility
X-energy’s nuclear fuel subsidiary, TRISO-X, completed the vertical construction of its first fuel fabrication facility in Oak Ridge, Tenn., the company said Sept. 24. With the primary building of the 214,000-square-foot structure up, X-energy said in a press release that its subsidiary is going to move forward with the next stage of work that includes […]
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Reactor Licensing & Regulation
NRC staff to discuss to X-energy’s Texas SMR plans
The Nuclear Regulatory Commission is holding an uncontested hearing on Sept. 22 at 5:30 p.m. Central Time in Port Lavaca, Texas on X-energy’s Xe-100 small modular reactor (SMR) project in Seadrift, Texas. The uncontested hearing, or mandatory hearing, will give public members an opportunity to discuss and ask questions about X-energy’s construction permit application, according […]
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Advanced Nuclear & SMRs
Round Up: TRISO-X expands Oak Ridge campus; Dominion seeks to extend North Anna ESP; SHINE selected for two Genesis Mission projects
X-energy’s subsidiary TRISO-X acquired an additional 70 acres adjacent to its nuclear fuel campus in Oak Ridge, Tenn. this week. X-energy said Tuesday in a press release that this acquisition brings the total campus size to 180 acres. This purchase of land comes a few weeks after the Tennessee state government awarded X-energy $11 million […]
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Advanced Nuclear & SMRs
X-Energy’s TRISO-X receives Tennessee grant to expand nuclear fuel campus
X-Energy received $11 million from the Tennessee Nuclear Energy Fund Wednesday to support TRISO-X’s, X-Energy’s subsidiary, tri-structural isotropic – or TRISO fuel fabrication facilities in Oak Ridge, Tenn. The $11 million award comes from the Tennessee Nuclear Energy Fund, also referred to as the Nuclear Energy Supply Chain Investment Fund, which is designed to to […]
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Advanced Nuclear & SMRs
X-Energy files reactor design application with UK regulator
X-Energy this week submitted an application for its Xe-100 small modular reactor to the United Kingdom’s Generic Design Assessment process. The company is developing the Xe-100 reactor, which is a high-temperature gas-cooled SMR capable of producing 80 megawatts of electricity. The reactor, which is also being reviewed by the Nuclear Regulatory Commission in the United […]
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Advanced Nuclear & SMRs
NRC completes X-Energy’s environmental review for Texas SMR project
The Nuclear Regulatory Commission (NRC) has found no significant impact in the environmental assessment of Dow and X-Energy’s construction permit application for their Texas small modular reactor (SMR) station.. NRC said on Monday the environmental assessment was completed ahead of schedule. It also determined an environmental assessment was sufficient for X-Energy’s Texas project than an […]
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Advanced Nuclear & SMRs
NRC completes X-Energy’s environmental review for Texas SMR project
The Nuclear Regulatory Commission (NRC) has found no significant impact in the environmental assessment of Dow and X-Energy’s construction permit application for their Texas small modular reactor (SMR) plant. NRC said on Monday the environmental assessment was completed ahead of schedule. It also determined an environmental assessment was sufficient for X-Energy’s Texas project than an […]
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Advanced Nuclear & SMRs
Sister utilities in Kentucky team up with X-Energy to explore SMR deployment
Louisville Gas and Electric Company and Kentucky Utilities have entered into an agreement with Rockville, Md.-based X-Energy to explore building X-Energy’s small modular reactors in the Bluegrass State. The three companies have already started early project feasibility work and will explore ways for using X-Energy’s Xe-100 SMR deployments to support Kentucky’s long -term energy goals, […]
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Advanced Nuclear & SMRs
Sister utilities in Kentucky team up with X-Energy to explore SMR deployment
Louisville Gas and Electric Company and Kentucky Utilities have entered into an agreement with Rockville, Md.-based X-Energy to explore building X-Energy’s small modular reactors in the Bluegrass State. The three companies have already started early project feasibility work and will explore ways for using X-Energy’s Xe-100 SMR deployments to support Kentucky’s long -term energy goals, […]
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Advanced Nuclear & SMRs
X-Energy becomes a public company
Rockville, Md.-based X-Energy officially became a publicly listed company on the NASDAQ Global Select Market on April 24, the company said in an April 24 LinkedIn post. The small modular reactor (SMR) developer will be traded under the ticker symbol of XE. On April 23, X-Energy announced the pricing of its upsized initial public offering […]
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Advanced Nuclear & SMRs
X-Energy becomes a public company
Rockville, Md.-based X-Energy officially became a publicly listed company on the NASDAQ Global Select Market on April 24, the company said in an April 24 LinkedIn post. The small modular reactor (SMR) developer will be traded under the ticker symbol of XE. On April 23, X-Energy announced the pricing of its upsized initial public offering […]
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Advanced Nuclear & SMRs
Fluor joins X-Energy to work on Texas SMR project
Fluor has signed an agreement to support X-Energy’s small modular reactor project at Dow’s UCC Seadrift Operations in Seadrift, Texas. Under the contract, Fluor will provide Front-End Loading Stage 2 services for the project, according to the company’s Monday press release. There are five stages to the Front-End Loading process, Fluor said. Stage 2 focuses […]
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Advanced Nuclear & SMRs
Fluor joins X-Energy to work on Texas SMR project
Fluor has signed an agreement to support X-Energy’s small modular reactor project at Dow’s UCC Seadrift Operations in Seadrift, Texas. Under the contract, Fluor will provide Front-End Loading Stage 2 services for the project, according to the company’s Monday press release. There are five stages to the Front-End Loading process, Fluor said. Stage 2 focuses […]
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Advanced Nuclear & SMRs
X-Energy, Talen to explore deploying multiple Xe-100 plants
X-Energy and Talen Energy have signed a letter of intent to explore development of X-Energy Xe-100 reactors in Pennsylvania to serve the PJM, a regional transmission organization. PJM serves parts of 13 states and the District of Columbia. Talen, a Houston-based power company, operates the Susquehanna Nuclear Station in Salem Township, Pa., within the PJM […]
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Advanced Nuclear & SMRs
X-Energy begins process to go public
X-Energy has started the process to become a publicly-traded company, announcing last week it filed a draft registration statement with the Securities & Exchange Commission (SEC). X-Energy, a nuclear company based in Rockville, Md., plans to trade on the NASDAQ Global Select Market under the ticker symbol XE, according to the company’s March 20 press […]
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Advanced Nuclear & SMRs
X-Energy begins process to go public
X-Energy said Friday it has started the process to become a publicly-traded company, announcing it filed a draft registration statement with the Securities & Exchange Commission (SEC). X-Energy, a nuclear company based in Rockville, Md., plans to trade on the NASDAQ Global Select Market under the ticker symbol XE, according to the company’s March 20 […]
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Advanced Nuclear & SMRs
X-Energy, IHI ink MOU on gas-cooled reactor
Rockville, Md.-based X-Energy, which has ambitions to build a vast nuclear fleet, signed a nonbinding memorandum of understanding (MOU) this week with Japanese engineering company IHI Corporation to explore collaboration on X-Energy’s small modular reactor (SMR) technology. The MOU is a part of the deals to come out of the Indo-Pacific Energy Security Ministerial and […]
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Uranium Enrichment & Fuel Cycle
NRC approves TRISO-X fuel facility license
The Nuclear Regulatory Commission (NRC) issued TRISO-X a special nuclear material license, allowing the company to use high-assay low-enriched uranium (HALEU) at its fuel fabrication facility in Oak Ridge, Tenn. TX-1 and TX-2, X-Energy’s commercial fuel facilities, are the first such facilities licensed by the NRC in 50 years, the company said last week. TX-1 […]
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Uranium Enrichment & Fuel Cycle
NRC approves TRISO-X fuel facility license
The Nuclear Regulatory Commission (NRC) issued TRISO-X a special nuclear material license, allowing the company to use high-assay low-enriched uranium (HALEU) at its fuel fabrication facility in Oak Ridge, Tenn. The two facilities were issued an initial 40-year license by NRC. TX-1 will be operated by X-Energy’s subsidiary company TRISO-X. When TX-1 is completed, then […]
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Advanced Nuclear & SMRs
San Antonio Waterkeeper group allowed to intervene in Texas SMR case
The Nuclear Regulatory Commission’s Atomic Safety and Licensing Board (ASLB) has granted a Texas environmental group’s petition to intervene in the case surrounding Dow and X-Energy’s construction permit application for Seadrift, Texas. The ASLB ruling on the intervention petition, which was issued Jan. 22, found that San Antonio Bay Estuarine Waterkeeper (Waterkeeper) established grounds to […]
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Advanced Nuclear & SMRs
San Antonio Waterkeeper group allowed to intervene in Texas SMR case
The Nuclear Regulatory Commission’s Atomic Safety and Licensing Board (ASLB) has granted a Texas environmental group’s petition to intervene in the case surrounding Dow and X-Energy’s construction permit application for Seadrift, Texas. The ASLB ruling on the intervention petition, which was issued Jan. 22, found that San Antonio Bay Estuarine Waterkeeper (Waterkeeper) established grounds to […]
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Uranium Enrichment & Fuel Cycle
X-Energy begins construction of Oak Ridge fuel fabrication facility
TRISO-X announced this week it has begun construction of its first nuclear fuel fabrication facility, TX-1, at the Department of Energy’s Oak Ridge Site in Tennessee. “As TX-1 takes shape, it will stand as a symbol of our team’s relentless dedication and determination to bring this transformative project forward in just a few years, not […]
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Uranium Enrichment & Fuel Cycle
Round Up: DOE undergoes reorganization; Trump and MBS sign civil nuclear agreement; Aalo, Microsoft collaborates on AI for permitting; NRC extends comment period for TRISO-X review
Secretary of Energy Chris Wright Thursday announced reorganization of the Department of Energy with a prominent role in the organizational chart for the semiautonomous National Nuclear Security Administration (NNSA). A link to the new org chart shows an office of undersecretary for nuclear security and NNSA being one of the three biggest silos reporting up […]
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Uranium Enrichment & Fuel Cycle
NRC extends comment period for TRISO-X environmental review
The Nuclear Regulatory Commission has extended its comment period on the draft environmental impact statement for TRISO-X’s special nuclear material license application for its proposed fuel fabrication facility in Oak Ridge, Tenn. Public comments on the draft environmental review were initially due by Nov. 17, but will now be due on Dec. 8, according to […]
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Uranium Enrichment & Fuel Cycle
NRC seeks comment on environmental review for TRISO-X’s SNM license
The Nuclear Regulatory Commission is seeking public opinion on the draft environmental impact statement for TRISO-X’s special nuclear material license application for its proposed fuel fabrication facility in Oak Ridge, Tenn. Public comments on the draft environmental review are due by Nov. 17, according to NRC’s Oct. 23 notice published in the Federal Register. TRISO-X, […]
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Uranium Enrichment & Fuel Cycle
NRC seeks comment on environmental review for TRISO-X’s SNM license
The Nuclear Regulatory Commission is seeking public opinion on the draft environmental impact statement for TRISO-X’s special nuclear material license application for its proposed fuel fabrication facility in Oak Ridge, Tenn. Public comments on the draft environmental review are due by Nov. 17, according to NRC’s Oct. 23 notice published in the Federal Register. TRISO-X, […]
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Advanced Nuclear & SMRs
Energy Northwest selects team to build Cascade SMRs
Energy Northwest has selected a team made up of Kiewit Nuclear Solutions, Black and Veatch and Aecon to complete planning and construction of four small modular reactors at its proposed project near Richland, Wash. According to Energy Northwest’s Oct. 23 press release, the joint venture, called Cascade Nuclear Partners, will work collaboratively on the first […]
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Advanced Nuclear & SMRs
X-energy Canada’s study confirms feasibility of a SMR in Alberta
X-energy’s subsidiary in Canada completed a study confirming the feasibility of repurposing a thermal generation site in Alberta, Canada with Xe-100 small modular reactors. The feasibility study found “significant alignment between the province’s unique energy and industrial profile and the attributes of the Xe-100,” according to the company’s Sept. 25 press release. It identified areas […]
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Advanced Nuclear & SMRs
Round Up: Companies name Cascade SMR; UTEP gets NRC grant; NANO to start microreactor work
Amazon and Energy Northwest have named the proposed small modular reactor (SMR) facility in Washington state the Cascade Advanced Energy Facility. The companies hope to construct the proposed SMR in the next five years and bring the first SMR to the Pacific Northwest, according to Energy Northwest’s Thursday press release. The company also selected AtkinsRéalis […]


