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Nuclear NewsNEW Deep Fission completes borehole demonstrationDeep Fission lowered and retrieved a full-sized, non-nuclear reactor canister inside a test borehole using standard commercial drilling equipment. The test validated the core deployment sequence for the company's proposed underground small modular reactor concept. Utilizing existing industrial hardware reduces the need for specialized nuclear equipment development during future deployment phases. A full-sized prototype of the canister that will hold the Gravity reactor has been installed and then retrieved from a borehole using standard equipment already in commercial service in the drilling industry. ; California-based Deep Fission is developing the Gravity reactor, a small modular reactor designed to be placed underground in an optimised borehole one mile (1.6 km) deep. The company has a...
Nuclear NewsNEW SRS resumes shipments of remote-handled transuranic waste to WIPPThe Savannah River Site completed its first shipment of remote-handled transuranic waste to the Waste Isolation Pilot Plant in more than ten years. The resumed operations utilize newly developed, lead-lined steel containers designed to safely transport high-radiation legacy materials. Facility operators are currently preparing approximately 150 additional waste drums for transport to the New Mexico repository. A new type of heavy-duty shielded container is being used to ship remote-handled legacy transuranic waste from the Savannah River Site in Aiken, S.C., to the Waste Isolation Pilot Plant...
Nuclear NewsNEW NASA solicits lunar radioisotope powerNASA has issued a request for proposals to develop high-efficiency radioisotope Stirling generators for lunar exploration missions. The initiative focuses on creating lightweight power systems capable of providing up to 150 watts of direct current in permanently shadowed regions where solar power is ineffective. This development expands the nuclear industry's role in aerospace applications and deep-space power infrastructure. NASA has announced it is seeking proposals for five technological areas, including radioisotope power systems (RPSs), to support exploration missions with a near-term foc...
Nuclear NewsNEW West Virginia joins the ranks of NLIC finalistsGovernor Patrick Morrissey announced that federal officials added his state to the Department of Energy Nuclear Lifecycle Innovation Campuses program. West Virginia signed a memorandum of understanding, becoming the sixth finalist competing to host the upcoming nuclear facilities. The Department of Energy initiative focuses heavily on the back end of the nuclear fuel cycle, including used fuel storage, recycling, and final waste disposition. Program officials emphasize that gaining public trust and establishing social license for waste management remains a primary objective for hosting communi...
Nuclear NewsNEW U.S. Army Corps of Engineers completes decommissioning and dismantlement of historic SM-1 nuclear poThe U.S. Army Corps of Engineers Baltimore District has finished all field activities for the decommissioning and dismantlement of the former SM-1 nuclear power plant at Fort Belvoir, Virginia. Workers removed radioactive materials, dismantled the structure, and restored the site footprint to a graded landscape following a project that began with planning in 2014. The SM-1 reactor began operations in 1957 as the Army's first nuclear plant and supplied power to the commercial grid before its deactivation in 1973. The successful completion of this project provides the military and the broader nu...
Nuclear NewsNEW NIST-Developed Quantum Sensors Improve Nuclear MonitoringResearchers at the National Institute of Standards and Technology have measured X-ray emissions from uranium, plutonium, and neptunium with high precision. Using superconducting transition edge sensors, the team reduced measurement uncertainty by up to eight times. This advancement helps filter out background noise that traditionally masks critical gamma-ray signatures in nuclear materials. Accurate characterization of nuclear material is essential for international safeguards, facility accounting, and determining enrichment levels for fuel or weapons. By subtracting obscuring radiation, these...
Nuclear NewsNEW Limerick’s digital leap: Sustainability through modernizationConstellation plans to upgrade the control rooms at the two nuclear units at Limerick with digital instrumentation and control systems. The project will replace legacy analog hardware with touchscreen and mouse interfaces. Unit 2 will undergo implementation in spring 2027, followed by Unit 1. The upgrade marks the first safety-related digital control overhaul of this scale in the United States nuclear fleet. The facility operates two boiling water reactors with a combined net capacity of about 2,242 megawatts. The modernization aims to resolve analog parts obsolescence and transition operators...
Nuclear NewsNEW NRC finds radiation safety lapses during Palisades restart workFederal regulators issued two violations to the Palisades nuclear plant after workers encountered high airborne radioactivity levels without proper warnings or evacuations. Inspectors found that plant staff failed to follow procedures and evaluate potential internal radiation doses from alpha dust between December and March. The 767-megawatt facility is currently offline as operators pursue an unprecedented commercial restart following its prior shutdown and decommissioning entry. Plant management has since implemented corrective actions, including enhanced radiological controls and updated pr...
Nuclear NewsNEW ONE Nuclear Advances 1 GW SMR Project within its Louisiana Development PlatformONE Nuclear Energy has moved its planned Project Amberjack into technical and environmental reviews. The developer secured a site in Louisiana for the multi-unit small modular reactor campus. The proposed facility targets up to one gigawatt of electricity generation capacity using vendor-neutral technology. The next development phase involves comprehensive land, geotechnical, and environmental field studies alongside transmission evaluations. Project progression aligns with state energy strategies prioritizing advanced reactor deployment and industrial growth. The site work prepares the compan...
Nuclear NewsNEW See inside Iowa's only nuclear power plant, set for restart in 2029NextEra Energy secured a 1.9 billion dollar federal loan to restart the shuttered Duane Arnold nuclear plant in Iowa. The 562-megawatt facility aims to resume commercial operations by the first quarter of 2029. Most of the generated electricity will supply Google data centers. The multi-billion dollar recommissioning project faces regulatory hurdles and a legal challenge from an advocacy group regarding radioactive waste storage. Industry observers note that the restart highlights a broader federal push to bring closed reactors back online to satisfy growing energy demands from the technology...
Nuclear NewsNEW New Mexico land commissioner announces uranium mining ban on state trust landsNew Mexico Land Commissioner Stephanie Garcia Richard signed an executive order banning new uranium mining projects across more than 13 million acres of state trust lands. The directive aims to prevent potential environmental and public health contamination from future extraction while prioritizing the cleanup of approximately 50 abandoned legacy sites located on state properties. Future land commissioners retain the authority to overturn the order. Garcia Richard said Friday that the risks of environmental and health harms from uranium mining outweigh any revenue to state coffers. New Mexico...
Nuclear NewsNEW Lightbridge Secures Access to Idaho National Laboratory's Advanced Test Reactor Loop Facility to IrrLightbridge Corporation has secured access to the Advanced Test Reactor loop facility at Idaho National Laboratory to conduct irradiation testing on its proprietary fuel rodlets. This five-year project involves testing uranium-zirconium alloy fuel in both cylindrical and multi-lobe geometries under controlled conditions that replicate the environment of a commercial light-water reactor. This testing phase is a requirement for fuel qualification and provides the empirical data necessary for regulatory review and utility adoption. By subjecting fuel samples to prototypic coolant chemistry, tempe...
Nuclear NewsNEW Department of War Announces Navy's First Advanced Nuclear Microreactor Deployment at Naval Weapons SThe Department of Defense plans to install an advanced micro modular reactor at Naval Weapons Station Crane in Indiana by September 2028. This project marks the first deployment of such technology at a domestic naval facility. The installation aims to provide a resilient and independent power source for the base operations. The War Department announced the planned installation of Indiana's first advanced nuclear Micro Modular Reactor at Naval Weapons Station Crane no later than September 2028. Choose which War.gov products you want delivered to your inbox. Read the full article at U.S. Departm...
Nuclear NewsNEW More than a Decade of Data to Ensure a Lifetime of Reactor SafetyArgonne National Laboratory concluded a 14-year testing program at the Natural Convection Shutdown Heat Removal Test Facility to validate passive safety systems for advanced reactors. The generated datasets allow developers to verify modeling codes for decay heat removal without human intervention or external power. These results support the design and licensing of Generation IV reactors by providing empirical data on air and water-based cooling systems. Researchers at Argonne National Laboratory in Illinois completed a 14-year campaign to help inform the safety features of new advanced reacto...
Nuclear NewsNEW FIA white paper guides Agreement States on fusion regulationThe Fusion Industry Association released a white paper offering guidance to Agreement States regarding the regulation of commercial fusion facilities. The document outlines strategies for states to prepare their licensing programs, manage radioactive materials, and address potential regulatory gaps. It encourages early collaboration between states to establish consistent oversight and reciprocity frameworks. The NRC plans to regulate fusion under a framework similar to particle accelerators, shifting primary oversight responsibilities to Agreement States. Because these states will manage licen...
Nuclear NewsNEW Google’s revived nuclear power plant gets $1.9B loan from US governmentThe U.S. Department of Energy has issued a $1.9 billion loan to NextEra Energy to support the restart of the Duane Arnold Energy Center in Iowa. The facility, which has been shuttered since 2020 following storm damage, is scheduled to return to service by 2029 with a capacity of 615 megawatts. This project reflects a broader trend of tech companies securing firm, carbon-free power from retired nuclear assets to support the energy demands of AI data centers. As utilities face rising electricity consumption, the refurbishment of mothballed reactors provides a faster path to grid capacity than ne...
Nuclear NewsNEW West Virginia Takes ‘Significant Step Forward’ In Campaign To Host Federal Nuclear CampusWest Virginia has signed a memorandum of understanding with the U.S. Department of Energy to compete as a potential site for a nuclear lifecycle innovation campus. The state joins Idaho, Tennessee, Utah, Oklahoma, and Louisiana in the selection process for the facility, which aims to centralize nuclear fuel and technology development. The proposed campus would integrate fuel fabrication, enrichment, reprocessing, and waste storage, potentially supporting small modular reactors for manufacturing and power generation. This initiative aligns with federal goals to quadruple domestic nuclear capaci...
Nuclear NewsNEW EM UpdateSavannah River National Laboratory Partnership Boosts Advanced Energy and National Security Applications; Yakama Nation Briefs EM Leader on Innovative Solar Irrigation Project; and much more! Savannah River National Laboratory and 3D Systems have signed a cooperative research agreement to advance additive manufacturing for nuclear energy and national security. The partnership utilizes the laboratory’s Advanced Manufacturing Collaborative to integrate artificial intelligence, machine learning, and new materials into production processes. This effort aims to bridge laboratory research with indus...
Nuclear NewsNEW Demolition starts at ORNL’s Isotope RowCrews have begun demolishing 10 former radioisotope production facilities at Oak Ridge National Laboratory following six years of decontamination work. The project involves removing contaminated hot cells and ventilation systems to clear space for new research infrastructure. Completion of the teardown is scheduled for the end of this year. The Department of Energy reported last week that the demolition of Isotope Row at Oak Ridge National Laboratory has begun. The demolition work follows six years of targeted decontamination efforts and is expected to be completed by the end of this year. Iso...
Nuclear NewsNEW NextEra, Santee Cooper Point to Real Dollar Savings From AI DeploymentsNextEra, Santee Cooper detail real AI savings: $20M from dispatch optimization, up to $100K/hour from forecasting. Read the full article at POWER Magazine :
Outage NewsNEW Dresden 2 trips offline, unscheduled outage underwayDresden 2 entered a forced short outage on 2026-09-04, ending a streak of 1226 days without an unscheduled outage. This event marks the first forced outage for the 902-MW General Electric BWR/3 unit during the 2026 calendar year. The unit, which has been in commercial operation since 1970, recorded zero forced outages throughout 2025. Constellation Nuclear operates this unit alongside 20 other U.S. nuclear units. Across the current fleet of 94 units, the industry reports a 98.3 percent capacity factor with one unit currently in an unscheduled outage and zero units in refueling. MORRIS, IL. Dresden 2 entered an unscheduled outage on Sep 4, 2026 . The NRC has not yet issued an event notification for this trip; a follow-up reply will be posted here if one is filed. This is the first unschedul...
Outage NewsNEW Davis-Besse trips offline, unscheduled outage underwayDavis-Besse began an unscheduled forced short outage on 2026-09-08. This event ended the unit's unscheduled-outage-free streak at 386 days. This is the first forced outage for the 894-MW Babcock and Wilcox PWR in 2026, matching the total count for all of 2025. Energy Harbor Nuclear Generation operates this unit along with three other U.S. nuclear units. Across the industry, 94 units are currently operating at a 95.4 percent capacity factor. Two units are currently in refueling outages, while Davis-Besse and Dresden 2 are the only two units in unscheduled outages at this time. OAK HARBOR, OH. A...
Outage NewsNEW North Anna 2 begins Fall 2026 refueling outageNorth Anna 2 began its scheduled refueling outage on September 6, 2026, two days earlier than the original plan. The unit entered this maintenance period after completing 95 percent of its typical 548-day operating cycle and maintaining an unscheduled-outage-free streak of 987 days. The unit is a 944-MW Westinghouse 3-loop PWR operated by Virginia Electric and Power, which manages three other nuclear units in the United States. This refueling follows a prior cycle that achieved a 90 percent capacity factor. The outage duration is scheduled for 36 days, compared to the 43-day average recorded a...
Outage NewsNEW McGuire 1 begins Fall 2026 refueling outageMcGuire 1 began its scheduled refueling outage on September 5, 2026, meeting the planned start date exactly. The unit entered this maintenance period after completing 92 percent of its typical 547-day operating cycle and maintaining an unscheduled-outage-free streak of 246 days. The 1,158-MW Westinghouse 4-loop PWR has a historical average refuel duration of 37.6 days across 18 prior events, with a maximum duration of 78 days recorded in 2007. Duke Energy Carolinas operates this unit along with six other U.S. nuclear units. Across the current fleet of 94 units, the industry capacity factor is...
Outage NewsBrowns Ferry 2 trips offline, unscheduled outage underwayBrowns Ferry 2 began an unscheduled forced short outage on August 27, 2026. This event ended a 448 day streak of operation without an unscheduled outage for the 1,259-MW General Electric BWR/4 unit. The unit has recorded one forced outage so far in 2026, compared to two forced outages during the entirety of 2025. Tennessee Valley Authority operates this unit along with six other U.S. nuclear units. Across the industry, 94 units are currently operating at a 97.6 percent capacity factor, with two units currently in unscheduled outages and zero units in refueling. ATHENS, AL. Browns Ferry 2 dropp...
Outage NewsMonticello trips offline, unscheduled outage underwayMonticello entered an unscheduled forced short outage on August 10, 2026, ending a 130-day streak of outage-free operation. This event marks the second forced outage for the 617-MW General Electric BWR/3 unit during the 2026 calendar year. The unit, which has been in commercial operation since 1971, recorded four forced outages throughout 2025. Northern States Power Co - Minnesota operates this facility along with two other U.S. nuclear units. Across the industry today, 94 units are maintaining a 97.9 percent capacity factor, with this unit currently representing the only facility in an unsche...
Outage NewsSaint Lucie 1 trips offline, unscheduled outage underwaySaint Lucie 1 began an unscheduled forced short outage on August 14, 2026. This event ended a streak of 635 days without an unscheduled outage at the 981-MW Combustion Engineering pressurized water reactor. This forced outage is the first for the unit in 2026, following a year in 2025 with zero forced outages. Florida Power and Light operates this unit along with three other nuclear units in the United States. Across the industry, 94 units are currently operating at a 97.8 percent capacity factor, with Saint Lucie 1 and Monticello as the only two units in unscheduled outages. The next planned...
Outage NewsRiver Bend 1 trips offline, unscheduled outage underwayRiver Bend 1 began an unscheduled forced short outage on August 1, 2026. This event ended a streak of 256 days of operation without an unscheduled outage at the 968-MW General Electric BWR/6 facility. The unit has recorded one forced outage so far in 2026, compared to four forced outages during the 2025 calendar year. Entergy Louisiana operates this unit and one other nuclear unit in the United States. Across the industry, the current fleet capacity factor is 98.6 percent among 94 units, with one unit currently in an unscheduled outage and zero units in refueling. The facility has been in comm...
Outage NewsMillstone 2 trips offline, unscheduled outage underwayMillstone 2 entered a forced short outage on August 4, 2026. This event ended a 51 day unscheduled outage free streak for the 863 MW Combustion Engineering pressurized water reactor. This forced outage marks the second such event for Millstone 2 during 2026, following a year in 2025 with zero forced outages. Dominion Energy Nuclear Conn operates this unit and one other U.S. nuclear unit. Across the industry, 94 units are currently maintaining a 97.7 percent capacity factor. There are two units in unscheduled outages nationwide, with River Bend 1 being the only other unit currently offline. WAT...
Outage NewsTurkey Point 4 refueling outage pushed backThe refueling schedule for Turkey Point 4 has been revised with the outage now pushed back to a later start date. The planned duration for this maintenance period has also been extended beyond the previous estimate. Readers should consult the NukeWorker outage schedule for the updated dates and duration details regarding this unit. Turkey Point 4 's next refueling outage has been pushed back in the utility's published schedule. The revised start date and duration are on the NukeWorker outage schedule. The scheduled duration was revised at the same time, and the outage is now planned to run lon...
Outage NewsFermi 2 trips offline, unscheduled outage underwayFermi 2 began a forced short unscheduled outage on 2026-07-04, ending a 44-day unscheduled-outage-free streak. This event marks the second forced outage for the unit in 2026, following zero forced outages during 2025. The 1,141-MW General Electric BWR/4 is currently the only unit in the fleet in an unscheduled outage. MONROE, MI. Fermi 2 dropped offline on Jul 4, 2026 , beginning an unscheduled outage. The NRC has not yet issued an event notification for this trip; a follow-up reply will be posted here if one is filed. This is the second unscheduled outage of 2026 for the unit. Across the U.S....
Outage NewsWatts Bar 2 refuel pulled forward 7 days: now Nov 6The refueling schedule for Watts Bar 2 has been revised to start on 2026-11-06, which is 7 days earlier than the previous start date of 2026-11-13. The scheduled duration for the outage has also been adjusted from 28 days to 29 days. Watts Bar 2 's next refueling outage has been pulled forward by 7 days in the utility's published schedule. The new scheduled start is Nov 6, 2026 , moving from a previous schedule of Nov 13, 2026. Scheduled duration also revised: now 29 days , 1 day longer than the previously scheduled 28. For workers planning to support this outage, the revised window changes th...
Outage NewsWaterford 3 refuel pushed back 17 days: now Oct 17The refueling schedule for Waterford 3 has been revised, moving the start date from September 30, 2026, to October 17, 2026. This adjustment represents a 17-day delay for the beginning of the outage. The planned duration for the event has also been modified, decreasing from 40 days to 25 days. Waterford 3 's next refueling outage has been pushed back by 17 days in the utility's published schedule. The new scheduled start is Oct 17, 2026 , moving from a previous schedule of Sep 30, 2026. Scheduled duration also revised: now 25 days , 15 days shorter than the previously scheduled 40. For workers...
Outage NewsSouth Texas 2 trips offline, unscheduled outage underwaySouth Texas 2 began an unscheduled forced short outage on June 18, 2026. This event ended the unit's unscheduled-outage-free streak at 205 days. This is the first forced outage for the 1,280-MW Westinghouse 4-loop PWR in 2026, matching the total count recorded for the entire year of 2025. STP Nuclear Operating manages this unit and one other U.S. nuclear unit. Across the industry, the fleet currently maintains a 98.2 percent capacity factor with 94 units online, one unit in refueling, and one unit in an unscheduled outage. The unit has been in commercial operation since 1989. PALACIOS, TX — So...
Nuclear SoftwareNEW Looking for Rados softwareUpdate: I found out that Mirion bought Rados. I called Mirion and they informed me that they have discontinued the model and software. I haven't had any luck by reaching out to third parties.You're my only hope Obi-Wan  :)
History & TriviaThe Hiroshima Atomic Blast Forged a Metal Never Seen Before on EarthGeologists led by the University of Florence have identified a previously unknown iron-chromium alloy within microscopic fallout debris from the 1945 Hiroshima atomic bombing. The 10-micrometer grain exhibits a complex, highly ordered cubic crystal structure that formed due to the extreme temperatures and rapid cooling rates of the nuclear fireball. This discovery highlights that nuclear blast debris contains a unique library of metastable materials that are difficult to replicate in laboratory settings. For the nuclear industry, these findings demonstrate that fallout particles serve as a phy...
DC CookNewly Renovated Furnished 2Br rental near D.C. CookD.C. Cook outage housing available in Stevensville for September/October.We have furnished 2BR / 1.5BA units available for outage workers, with full kitchen, in-unit washer/dryer, Wi-Fi, utilities, and parking included. Each unit has 1 king bed and 2 queen beds and works well for 1–2 workers or coworkers sharing a unit.Weekly and 4–6 week stays available. We also have two neighboring units, so we may be able to accommodate a small crew that wants to stay close together while still having separate living space.Located in Stevensville with convenient access to D.C. Cook.Message me for availabili...
Training, Tests & EducationCalculators for BMST and POSS?If I remember correctly, a four-function calculator is provided to you. That being said, you should be able to do the most of the math on it without a calculator.Good luck! What plant are you applying to?
AdvertisingLodging AdvertisingNine Mile/ Fitzpatrick 2026 Entire private farmhouse/rooms for rent. Recently renovated. Located on State Route 104, Oswego, NY. Less than 5 miles from the nuclear plants. Four bedrooms (3 upstairs and one small downstairs) 2 full bathrooms (one upstairs and one downstairs) Washer and dryer in downstairs bathroom.Fully furnished and fully equipped kitchen. WiFi and cable included. Electric, water and trash removal,bedding, towels and toiletries. $300/week/room Or rent entire house for $1,200/week if you want to be sure your colleagues have a place.  Limit is 4 adults.  No pets. No smoking insi...
Davis-BesseDavis-Besse LodgingWinter condo available. Blackout curtains, very quiet area with balcony. One bedroom, covered parking, washer and dryer, two TVS, electric fireplace. In The Shores condominiums. Very close to grocery and local restaurants.$1400 a month plus electric.Cable and water are paidSandySelswick@breezeline.net
Clean Humor8 armsIf you hold a baby octopus to your ear, you can hear the aquaruium employee telling you to put it back.it wuz a copee n paste.
Fallen:Michael D HargisMichael D. Hargis, a RCT, Radcon Supervisor, and Emergency Management at the Idaho Cleanup Project at the Idaho National Laboratory passed August 13, 2026. He was a great coworker and will be missed. His obituary is at
Site NewsEvery Outage Finally Has a NameEvery Outage Finally Has a Name If you have worked an outage, you know it has a name. Nobody at the tool crib says "the spring outage at Catawba." They say C1R28 . It is on the badge, on the schedule, on the coffee cup somebody had printed.For years, right here on NukeWorker, every one of those outages was a date range and a colored bar. "Catawba 1, March 2026." Technically true. Totally soulless. That bugged me. So we went and got the names. The hunt Here is the thing nobody tells you: there is no master list. Nowhere can you download a tidy file where some kind soul has written down that Tur...
Radiation SafetyKyle HillGreat post, Marlin! I wasn't aware this change was getting YouTube traction lol. Thanks for the link.
Radiation SafetyRadiation Protection AIthose that have a chatgpt subscription. Another great tool for RCT's, Rad Engineers or CHP's
History & TriviaPentagon Tests Portable Nuclear Reactor. The Last One Left Arlington's Only Radioactive Grave.The Department of Defense is developing a new transportable nuclear reactor under Project Pele at the Idaho National Laboratory. This initiative follows the 1961 SL-1 reactor accident, which resulted in three fatalities and the burial of a contaminated soldier in a lead-lined grave at Arlington National Cemetery. The SL-1 incident established safety standards that have prevented fatal reactor accidents in the United States for 65 years. Project Pele utilizes high-temperature gas-cooled technology and TRISO fuel, which are designed to be meltdown-resistant. These developments aim to provide por...
History & TriviaBizarre new material discovered in Hiroshima bombing debrisResearchers discovered a unique metallic alloy within microscopic debris collected from Hiroshima Bay. The material, composed of iron, chromium, nickel, and other elements, formed a complex cubic lattice structure due to the extreme heat and rapid cooling of the 1945 atomic explosion. This finding provides insight into how high-energy events create substances that do not form under standard thermodynamic conditions. When an atomic bomb detonates, it produces a unique chemical environment that’s nearly impossible to mimic in a lab—and amid its destruction, the explosion can create something com...
Fallen:Rod HamptonGreat guy and excellent RP. Worked for Duke Energy with the fleet RP Instrument Calibration during the last 10+ years of his career until his passing. He was doing well and went downhill quick, we all hated to see him go.  You could always count on Rod for a job well done. We will all miss him.  Rest in peace brother!