Idaho National Laboratory
A Department of Energy national laboratory in eastern Idaho focused on nuclear energy research, reactor testing, and advanced reactor development.
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Cleanup & Remediation
Idaho cleanup boss ‘acting’ no more
The Department of Energy has removed “acting” from the title of Idaho Cleanup Project Manager Nick Balsmeier at the Idaho National Laboratory. “17 years ago today, I started my career at the Idaho Cleanup Project (ICP) as a United Steelworker (Local 652),” Balsmeier said in an Oct. 5 post on LinkedIn. “Today, I started my […]
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Advanced Nuclear & SMRs
MARVEL microreactor inches closer to zero-power criticality after DOE safety approval
(MARVEL) microreactor project progresses towards criticality after recently hitting some milestones, DOE said Tuesday. The MARVEL microreactor project, led by DOE’s Idaho National Laboratory (INL), had its final documented safety analysis approved by DOE’s Idaho Operations Office, INL said in its press release. The lab said this approval is a prominent regulatory milestone needed to […]
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Advanced Nuclear & SMRs
MARVEL microreactor inches closer to zero-power criticality after DOE safety approval
The Department of Energy’s Microreactor Applications Research Validation and Evaluation (MARVEL) microreactor project progresses towards criticality after recently hitting some milestones, DOE said Tuesday. The MARVEL microreactor project, led by DOE’s Idaho National Laboratory (INL), had its final documented safety analysis approved by DOE’s Idaho Operations Office, INL said in its press release. The lab […]
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Advanced Nuclear & SMRs
INL picks Deployable Energy to use DOME test bed in 2027
Houston-based startup Deployable Energy was selected by the Department of Energy’s National Reactor Innovation Center (NRIC) to test its reactor design at the Demonstration of Microreactor Experiments (DOME) testbed. The full-power testing at the DOME testbed, located at DOE’s Idaho National Laboratory, will commence in 2027. The Deployable Energy selection for microreactor testing comes after […]
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Advanced Nuclear & SMRs
INL picks Deployable Energy to use DOME test bed in 2027
Houston-based startup Deployable Energy was selected by the Department of Energy’s National Reactor Innovation Center (NRIC) to test its reactor design at the Demonstration of Microreactor Experiments (DOME) testbed. The full-power testing at the DOME testbed, located at DOE’s Idaho National Laboratory, will commence in 2027. The Deployable Energy selection for microreactor testing comes after […]
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High-Level & Tank Waste
Currently in outage, IWTU has solidified more than 400K gallons
The Integrated Waste Treatment Unit (IWTU) at Idaho National Laboratory is still in an outage that began in June, a Department of Energy spokesperson said Monday. “The IWTU entered a scheduled outage in early June to replace the facility’s process gas filters,” the DOE spokesperson said in a Monday email reply to an Exchange Monitor […]
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Uncategorized
Currently in outage, IWTU has solidified more than 400K gallons
The Integrated Waste Treatment Unit (IWTU) at Idaho National Laboratory is still in an outage that began in June, a Department of Energy spokesperson said Monday. “The IWTU entered a scheduled outage in early June to replace the facility’s process gas filters,” the DOE spokesperson said in a Monday email reply to an Exchange Monitor […]
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Non-Proliferation
NNSA removes high-risk cesium from Vermont
The National Nuclear Security Administration (NNSA) has removed all high-risk cesium-137 from Vermont, making it the 15th U.S. state or territory declared free of high-risk quantities of the radioactive material. This follows a July operation in which a team from Idaho National Laboratory removed a self-shielded cesium irradiator from the University of Vermont in Burlington […]
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Advanced Nuclear & SMRs
DOE makes second round picks for Nuclear Energy Launch Pad initiative
The Department of Energy’s National Reactor Innovation Center (NRIC) selected 13 new reactor projects this week to participate in DOE’s Nuclear Energy Launch Pad initiative. According to a Monday DOE Idaho National Laboratory (INL) press release, NRIC, which is located at INL, announced these 12 reactor companies as the following participants to complete 13 projects: […]
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Advanced Nuclear & SMRs
INL head calls pilot program good first step in speeding up reactor deployment
The Department of Energy’s reactor pilot program succeeded in moving the U.S. nuclear industry forward, but is only the first step in building reactors faster and more economically, Idaho National Laboratory (INL) Director John Wagner told Exchange Monitor. During the Aug. 6 interview, Wagner also said streamlining of federal environmental rules by the Donald Trump […]
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Interim Storage & Waste Disposal
DOE offices prep for cross-country research cask shipment in 2027
The Department of Energy and a handful of its contractors are gearing up to receive a high burnup research cask shipment at the Idaho National Laboratory in the coming year. The high burnup research cask will be shipped out of Dominion Energy’s North Anna Power Station in Mineral, Va. DOE said last June it will […]
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Cleanup & Remediation
Wrap Up: Navaarro-LATA lands Y-12 biz; DOE asks Richland about annexation; N.M. Group FOIAs pit study; Kaptur hurt in hit-and-run; Granger dies at age 83; more
A joint venture between Navarro Research & Engineering and Los Alamos Technical Associates (LATA) has been awarded a subcontract for waste management at the National Nuclear Security Administration’s (NNSA) Y-12 Nuclear Security Complex in Oak Ridge, Tenn. The contract, awarded by Y-12’s Bechtel-led prime Consolidated Nuclear Security (CNS) could be worth up to $160 million […]
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Advanced Nuclear & SMRs
ARC, Idaho to seek potential deployment of ARC-100
ARC Clean Technology and Battelle Energy Alliance have entered into a partnership that is aimed to deploy ARC’s ARC-100 small modular reactor at the Department of Energy’s Idaho National Laboratory. Battelle Energy Alliance is DOE’s management contractor for INL. According to ARC’s Tuesday press release, the agreement will create a multi-year framework to support the […]
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Naval Nuclear Propulsion
Amentum lands $85M in Navy propulsion work
Chantilly, Va.- based Amentum said July 23 it has won a contract, worth $85 million spread over three years, to design and overhaul key infrastructure for the U.S. Navy’s Nuclear Propulsion Program. The work will take place at the Naval Reactors Facility located at the Department of Energy’s Idaho National Laboratory, according to an Amentum […]
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Advanced Nuclear & SMRs
Standard Nuclear to produce TRISO at two new facilities
A week after becoming a public company, Standard Nuclear said July 22 that construction is nearly finished on two of its new nuclear fuel facilities in Idaho and Tennessee. SN-TN in Tennessee and SN-ID in Idaho are two identical fuel facilities, which once operational, should produce up to one metric ton of uranium of tri-structural […]
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Innovation & Infrastructure
Idaho, Wyoming nuclear regional tech hub gets $31M grant
The Department of Commerce’s Economic Development Administration awarded a five-year, $31 million grant to an Idaho, Wyoming-based nuclear initiative this week. The Intermountain-West Nuclear Energy Corridor Tech Hub initiative led by the Idaho Advanced Energy Consortium received the grant Monday. The consortium is made up of more than 45 organizations, including the Department of Energy’s […]
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Innovation & Infrastructure
Idaho, Wyoming nuclear regional tech hub gets $31M grant
The Department of Commerce’s Economic Development Administration awarded a five-year, $31 million grant to an Idaho, Wyoming-based nuclear initiative this week. The Intermountain-West Nuclear Energy Corridor Tech Hub initiative led by the Idaho Advanced Energy Consortium received the grant Monday. The consortium is made up of more than 45 organizations, including the Department of Energy’s […]
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National Laboratories
INL extends application deadline for DOME test bed
The Department of Energy’s Idaho National Laboratory (INL) extended the deadline for the request for application (RFA) for testing at its National Reactor Innovation Center’s (NRIC) Demonstration of Microreactor Experiments (DOME) facility to July 17. NRIC’s DOME, which is located at INL, RFA’s original deadline was slated for June 19. This updated deadline is due […]
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National Laboratories
Deployable Energy makes third reactor to go critical under DOE program
Deployable Energy’s Unity project has become the third advanced reactor to reach zero-power criticality by July 4. Houston, Texas-based Deployable Energy, founded in 2025, achieved this milestone under the DOE’s Nuclear Energy Launch Pad Initiative, which is the successor to DOE’s reactor pilot program. The Launch Pad, established in March, is based at the National […]
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High-Level & Tank Waste
IWTU solidifies about 400K gallons of sodium-bearing waste at Idaho lab
The Integrated Waste Treatment Unit (IWTU) at the Idaho National Laboratory has solidified about 400,000 gallons of radioactive sodium-bearing waste, the Department of Energy said Tuesday. During the current processing run, crews have used the IWTU to treat 130,000 gallons of the liquid waste held at Idaho National Laboratory, DOE’s Office of Environmental Management (EM) […]
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High-Level & Tank Waste
IWTU solidifies about 400K gallons of sodium-bearing waste at Idaho
The Integrated Waste Treatment Unit (IWTU) at the Idaho National Laboratory has solidified about 400,000 gallons of radioactive sodium-bearing waste, the Department of Energy said Tuesday. During the current processing run, crews have used the IWTU to treat 130,000 gallons of the liquid waste held at Idaho National Laboratory, DOE’s Office of Environmental Management (EM) […]
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Cleanup & Remediation
DOE cleanup office continues work on defense waste recycling demo project
The Department of Energy’s Office of Environmental Management (EM) is making headway on its solicitation for a venture that would demonstrate recycling of defense-related spent fuel to extract high-assay-low-enriched-uranium (HALEU) fuel for advanced reactors. DOE announced the request for applications (RFA) in April for the demo project at the Idaho National Laboratory. An Industry Day […]
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Cleanup & Remediation
DOE cleanup office continues work on defense waste recycling demo project
The Department of Energy’s Office of Environmental Management (EM) is making headway on its solicitation for a venture that would demonstrate recycling of defense-related spent fuel to extract high-assay-low-enriched-uranium (HALEU) fuel for advanced reactors. DOE announced the request for applications (RFA) in April for the demo project at the Idaho National Laboratory. An Industry Day […]
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Cleanup & Remediation
Wrap Up:Another SDU finished at Savannah River; Amentum wins tritium plant work; Idaho workers prep glove box waste; obituary; more
Another jumbo-sized saltstone disposal unit (SDU) has been completed at the Department of Energy’s Savannah River Site in South Carolina, the feds announced this week. In a June 9 press release, DOE’s Office of Environmental Management said construction is complete on SDU-11, which can hold over 33 million gallons of saltstone — a decontaminated, hardened […]
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Cleanup & Remediation
Idaho Cleanup Project ships glovebox waste for disposal
The Department of Energy’s Idaho Cleanup Project recently completed two shipments of gloveboxes from Los Alamos National Laboratory (LANL) to disposal facilities. According to North Wind Group’s May 27 press release, crews from the Idaho Environment Coalition, led by Amentum and North Wind Portage, dismantled the gloveboxes. A glovebox is a sealed unit designed to […]
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Cleanup & Remediation
Idaho Cleanup Project ships glovebox waste for disposal
The Idaho Cleanup Project recently completed two shipments of gloveboxes from Los Alamos National Laboratory (LANL) to disposal facilities. According to North Wind Group’s May 27 press release, crews from the Idaho Environment Coalition, led by Amentum and North Wind Portage, dismantled the gloveboxes. A glovebox is a sealed unit designed to protect personnel from […]
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Budget & Policy
GOP incumbents around INL, Paducah Site coast through primaries
Republican incumbents easily won their party primaries Tuesday in Idaho, where the Department of Energy’s Idaho National Laboratory (INL) is based. Meanwhile in Kentucky, the GOP House of Representatives member representing DOE’s Paducah Site also won his primary easily. Longtime House Appropriations Committee member and INL backer Rep. Mike Simpson (R-Idaho) carried more than 63% […]
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Budget & Policy
GOP incumbents around INL, Paducah Site coast through primaries
Republican incumbents easily won their party primaries Tuesday in Idaho, where the Department of Energy’s Idaho National Laboratory (INL) is based. Meanwhile in Kentucky, the GOP House of Representatives member representing DOE’s Paducah Site also won his primary easily. Longtime House Appropriations Committee member and INL backer Rep. Mike Simpson (R-Idaho) carried more than 63% […]
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Budget & Policy
GOP incumbents coast to primary wins in the land of Idaho National Lab
Republican incumbents easily won their party primaries Tuesday in Idaho, where the Department of Energy’s Idaho National Laboratory (INL) is based. Longtime House Appropriations Committee member and INL backer Rep. Mike Simpson (R-Idaho) carried more than 63% of the GOP primary vote in Congressional District 2, with the rest of the votes being split between […]
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Transuranic Waste
Idaho makes first remote-handled TRU shipment to WIPP in years
The Department of Energy said Tuesday the Idaho National Laboratory recently made its first shipment of remote-handled transuranic (TRU) waste to DOE’s underground disposal site in New Mexico for the first time since 2014. Workers from Amentum-led contractor Idaho Environmental Coalition made the remote-handled transuranic waste shipment on April 21, according to DOE. The shipments […]












