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Nuclear NewsNEW Opinion: Modern regulation for a new nuclear eraThe Nuclear Regulatory Commission has proposed a modernization of its radiation protection framework to replace subjective expectations with a graded, objective approach. The agency maintains that current dose limits for workers and the public will remain unchanged under the new rules. This proposal aims to provide clearer, predictable requirements for licensees. The shift seeks to replace the open-ended ALARA standard with defined thresholds to reduce regulatory uncertainty for advanced reactor developers and existing operators. By establishing technically defensible requirements, the NRC intends to streamline oversight while maintaining safety standards. This rulemaking process reflects an effort to adapt regulatory structures to support the deployment of new nuclear technologies while e...
Nuclear NewsNEW PNNL Leads International Exercise to Strengthen Nuclear ForensicsPacific Northwest National Laboratory recently concluded the eighth Collaborative Materials Exercise, an international effort involving 26 countries and 27 laboratories. The simulation tested investigative responses to nuclear materials found outside of regulatory control. Participants analyzed evidence to determine material origins, safety risks, and potential connections to broader security threats. These recurring exercises standardize global forensic capabilities and improve coordination between scientists and law enforcement agencies. By practicing the analysis of radiological evidence al...
Nuclear NewsNEW U.S. Nuclear Power Plant Restarts Gain Momentum with PNNL SupportPacific Northwest National Laboratory is assisting the Nuclear Regulatory Commission in streamlining environmental reviews for retired nuclear power plants seeking to resume operations. The Palisades Nuclear Plant in Michigan serves as the initial model for this process, completing its environmental assessment in under 12 months to meet federal policy requirements. This regulatory framework establishes a precedent for other decommissioned facilities, including the Three Mile Island and Duane Arnold sites, to return to the grid. By coordinating across multiple federal statutes, the initiative a...
Nuclear NewsNEW New York’s big new bet on nuclear energyGov. Hochul, a Democrat, diluted New York’s climate law this year amid struggles to build large-scale renewables. Now, she’s looking to nuclear power. Read the full article at Canary Media :
Nuclear NewsNEW Three Questions Every Utility Should Ask About Advanced ReactorsU.S. power demand could jump 20% by 2035. A Terrestrial Energy exec outlines 3 tests for advanced reactor technology. Read the full article at POWER Magazine :
Nuclear NewsNEW NANO Nuclear and Howden, a Baker Hughes Business, Advance Engineering Collaboration for the KRONOS MNANO Nuclear Energy and Howden, a Baker Hughes business, have moved the primary helium circulator for the KRONOS MMR micro modular reactor into the detailed design phase. This transition follows the completion of three-dimensional modeling, engineering analyses, and formal design reviews conducted by the two companies to support the reactor system. The helium circulator serves as a mechanical subsystem responsible for coolant circulation and heat transfer within the high-temperature gas-cooled reactor. Successful development of this component is necessary for the reactor to achieve its thermal...
Nuclear NewsNEW Project to consider trans-Atlantic nuclear-powered cargo shipsLloyd's Register, Maersk, and the ports of Charleston and Felixstowe have launched the Pink Corridor project to evaluate security and safeguard requirements for nuclear-powered container ships. The partnership will analyze the regulatory and operational frameworks necessary for these vessels to access major ports on a trans-Atlantic route. This initiative addresses the non-technical barriers to maritime nuclear adoption, such as international regulatory alignment and port governance. As the shipping industry seeks to meet net-zero emission targets by 2050, this work provides a foundation for i...
Nuclear NewsNEW Governor Kim Reynolds today announced the completion of the final report from the Iowa Nuclear EnergGov. Reynolds releases final report from Iowa Nuclear Energy Task Force Gov. Reynolds announced the completion of the final report from the Iowa Nuclear Energy Task Force. Read the full article at Governor Kim Reynolds :
Nuclear NewsNEW Westinghouse, Nordion, and PSEG team up to produce Co‑60 in the United StatesWestinghouse, Nordion, and PSEG Nuclear have finalized agreements to implement cobalt-60 production technology at Salem Units 1 and 2. The project utilizes Cobalt Burnable Absorber inserts within fuel assemblies to generate the isotope during standard operations. Installation of the first targets is scheduled for later this fall. This initiative establishes domestic production of cobalt-60, a critical isotope for medical device sterilization currently sourced from international reactors. By adapting pressurized water reactor technology to withstand high-pressure and high-temperature environmen...
Nuclear NewsNEW ORNL explores hybrid approach to manufacturing HIP cansOak Ridge National Laboratory and A.J. Tuck Company developed a hybrid manufacturing process for hot isostatic pressing cans using 3D-printed polymer forms and electroformed nickel shells. This method creates complex, leak-free components while reducing material waste and production time. The technology aims to streamline the fabrication of large reactor parts, such as pressure vessels and valves, by improving precision and simplifying the assembly of metal powder containers. Oak Ridge National Laboratory scientists have collaborated with A.J. Tuck Company to develop a new manufacturing approa...
Nuclear NewsNEW Oklo claims PJM improperly dropped its Virginia projectOklo has filed an emergency request with the Federal Energy Regulatory Commission to reinstate a Virginia-based generation project into the PJM Interconnection queue. The company claims PJM improperly withdrew the application, which includes 150 MW of advanced nuclear, 300 MW of fuel cells, and 300 MW of natural gas generation. This dispute highlights the challenges developers face when navigating grid interconnection processes with complex, multi-technology energy projects. As the nuclear industry seeks to deploy advanced reactors, the ability to secure and maintain queue positions remains a...
Nuclear NewsNEW Why Innovative Economic Models Can Rewrite Nuclear Energy’s PlaybookA bit long and dry. Why Innovative Economic Models Can Rewrite Nuclear Energy’s Playbook
Nuclear NewsNEW Noodling on Nuclear Engines What began as a napkin sketch might open up interplanetary explorationWhat began as a napkin sketch might open up interplanetary exploration Read the full article at IEEE Spectrum :
Nuclear NewsNEW Scientists make potential breakthrough in search for dark matterThe LUX-ZEPLIN experiment at the Sanford Underground Research Facility recorded a high-energy nuclear recoil event that researchers cannot attribute to known detector backgrounds. The interaction occurred in June 2023 and registered at 248 kiloelectronvolts. Scientists report a global statistical significance of 2.6 sigma, which remains below the threshold required for a discovery. This event is notable because it appeared in a high-energy region where background interference is minimal. While the finding does not confirm dark matter, it suggests potential interactions involving heavy particle...
Nuclear NewsNEW Three-in-one cybersecurity shield protects military nuclear reactors from complex risksOSC Global and InfraShield have launched Janus Cyber, a joint initiative providing cybersecurity services for advanced reactors at U.S. military sites. The team integrates nuclear regulatory compliance, military authorization requirements, and industrial control system protections into a single engineering framework. This approach aims to streamline security planning throughout the reactor development cycle. The initiative addresses the challenge of aligning disparate security standards during the design phase to avoid costly retrofits. By embedding cybersecurity into the engineering process e...
Nuclear NewsNEW The Nuclear Renaissance Needs Certified Hands. They Are in Short SupplyThe nuclear industry faces a shortage of certified tradespeople necessary to meet construction demands for new reactor projects. Maintaining strict quality assurance standards, as required by NRC regulations, remains a primary challenge. A lack of qualified labor contributed to significant delays and cost overruns during the construction of Plant Vogtle. Nuclear projects require workers who can meet precise documentation and inspection standards, such as those defined by ASME Section IX. Because the pool of skilled labor is shrinking, the industry must invest in long-term training pipelines an...
Nuclear NewsNEW Nuclear’s Next Chapter Has a Knowledge ChallengeThe nuclear industry is facing a significant workforce transition as experienced personnel retire while new projects and reactor technologies emerge. Industry leaders are emphasizing that maintaining safe operations requires the preservation of institutional knowledge beyond simple personnel replacement. This effort focuses on documenting the rationale behind critical safety and procurement decisions. Quality assurance frameworks, specifically 10 CFR 50 Appendix B and ASME NQA-1, serve as the primary mechanisms for capturing this knowledge. By maintaining rigorous documentation, traceability,...
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 Browns 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...
Outage NewsMillstone 2 trips offline, unscheduled outage underwayMillstone 2 began an unscheduled forced short outage on 2026-06-05. This event ended the unit's unscheduled-outage-free streak at 1591 days. This forced outage is the first for the 853-MW Combustion Engineering pressurized water reactor in 2026, following a year with zero forced outages in 2025. Dominion Energy Nuclear Conn operates this unit and one other U.S. nuclear unit. Across the 94 units in the current fleet, the capacity factor is 97.3 percent, with one unit currently in refueling and one unit in an unscheduled outage. WATERFORD, CT — Millstone 2 entered an unscheduled outage on Jun 5,...
Outage NewsFermi 2 trips offline, unscheduled outage underwayFermi 2 ended an 849-day unscheduled-outage-free streak on May 19, 2026. This forced short outage is the first for the unit in 2026, following zero forced outages during 2025. The 1,141-MW General Electric BWR/4 is currently one of one unit in an unscheduled outage across the fleet. MONROE, MI — Fermi 2 entered an unscheduled outage on May 19, 2026 . The NRC has not yet issued an event notification for this trip; this post will be updated if one is filed.This is the first unscheduled outage of 2026 for the unit. Prior to this trip, the unit had run for more than 2 years without an unscheduled...
Outage NewsThree Mile Island 1 is on track to return to serviceMIDDLETOWN, PA. Three Mile Island 1 , the 786 MWe reactor offline since September 20, 2019, is on its way back to the grid. The U.S. Energy Information Administration now lists the Constellation Energy plant among the generators set to return to service, the first confirmation in federal energy records that the restart effort is moving forward. Permanently retired reactors rarely come back, which makes this one of the most closely watched milestones in the U.S. nuclear fleet.A restart means jobs. See open nuclear jobs in Pennsylvania on NukeWorker.Facility page  |  Outage history and status
Nuclear SoftwareNEW Looking for Rados softwareHey y'all! I'm in the HPT class at the College of East Idaho, and my lab teacher has a Rados ADR-1 sentinel(term check?) that he wants to use, but can't because he doesn't have software for it. Can anyone help with getting software for the class? Also, the plug appears to be an old RGB plug. Can I just get an RGB-usb adapter to make that work?Thanks! -Andy
History & TriviaNEW The 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 CookNEW Newly 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 availability, photos, and outage-worker rates.goosewalrusstays@gmail.comTim973-997-8024
Training, Tests & EducationNEW Calculators 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 inside. Plenty of room to park and smoke outside.  Sandy 315-447-9485 Call or Text
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!