• Cancer Incidence and Mortality in Populations Living Near ...

    In a previous cohort study of workers engaged in uranium milling and mining activities near Grants, Cibola County, New Mexico, we found lung cancer mortality to be significantly increased among underground miners. Uranium mining took place from early in the 1950s to 1990, and the Grants Uranium Mill operated from 1958–1990.

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  • Potential Human Health Effects of Uranium Mining ...

    Many of the findings related to occupational exposures and adverse health outcomes presented in this chapter are based on studies of uranium and hard-rock miners (e.g., worker-based radon studies) for periods of disease risk when the magnitude of the exposures was much greater than the exposures reported at most mines and processing facilities in North America today.

    • Bookshelf ID: NBK201047
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  • Uranium Milling - nuclear-power

    Milling.Trucks deliver uranium ore to the mill, where it is crushed into smaller particles before being extracted (or leached). Due to the very low concentration of uranium in the rock, immense amounts of rock have to be moved and processed in order to get a few kilograms of natural uranium.

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  • Federal Plans: Related Documents | Navajo Nation: Cleaning ...

    As a result of the Tronox/Kerr McGee settlement, the second Five-Year Plan (2014-2018) was amended to comprehensively assess and cleanup contamination related to Tronox legacy uranium mining and milling .

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  • Uranium mines and mills - Canadian Nuclear Safety Commission

    Uranium is a naturally occurring radioactive element used for fuel in nuclear power reactors. Canada is one of the world's largest uranium producers. The majority of Canada's production is exported. Uranium is mined to provide uranium ore which is processed at a milling facility to produce uranium concentrate.

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  • North Korea's Uranium Mining and Milling Operations ...

    Nov 02, 2018 · **This independent research reached similar conclusions to those in the new occasional paper by CNS, "Monitoring Uranium Mining and Milling in China and North Korea through Remote Sensing Imagery," published around the same time. We recommend reading their report for a more in-depth look at this and other potential uranium mines in North Korea.

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  • The History of Uranium Mining and the Navajo People

    From World War II until 1971, the government was the sole purchaser of uranium ore in the United States. Uranium mining occurred mostly in the southwestern United States and drew many Native Americans and others into work in the mines and mills. Despite a .

    • Published in: American Journal of Public Health · 2002Authors: Doug Brugge · Rob L GobleAbout: Public health · Respiratory disease · Epidemiology · Occupational medicine · Uranium[PDF]
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  • NRC: Uranium Recovery Regulations, Guidance, and ...

    Web (PDF) versions of some regulatory guides are available for viewing or downloading. Those available are highlighted in the index to our Regulatory Guide Document Collection. All active final and draft guides are also available in the NRC's Agencywide Documents Access and Management System ().Other guidance documents that may be useful to licensees and other stakeholders include the ...

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  • Uranium mining - Wikipedia

    The Uranium Mill Tailings Radiation Control Act is a United States environmental law that amended the Atomic Energy Act of 1954 and gave the Environmental Protection Agency the authority to establish health and environmental standards for the stabilization, restoration, and disposal of uranium mill waste.

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  • 6 Potential Environmental Effects of Uranium Mining ...

    For example, the Piñon Ridge uranium mill, the first new uranium mill in the United States in a generation, recently received license approval from the state of Colorado. 2 At that site, full belowgrade tailings disposal was considered the best option, but a partially abovegrade design with perimeter berms satisfied the relevant regulations ...

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  • Uranium Milling - Mineral Processing & Metallurgy

    Aerial view of Susquehanna-Western, Inc., Uranium Mill near Falls City, Texas. Ore stock piles are upper center. The tailings line is seen at the upper right portion of the photo. Note the flat root and open wall design of the mill building. The completion of this 300-ton per day mill marked the first commercial plant in Texas to treat uranium ores.

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  • Uranium Mining's Toxic Legacy: Why the U.S. Risks ...

    Feb 22, 2018 · What would expanded uranium mining in the U.S. mean at the local level? I have studied the legacies of past uranium mining and milling in Western states for over a decade. My book examines dilemmas faced by uranium communities caught between harmful legacies of previous mining booms and the potential promise of new economic development.

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  • CDC - Uranium Millers (2) - NIOSH Study Summary

    The 1983 NIOSH Mortality Study of Uranium Millers. In 1983, NIOSH completed a much larger study of the health risks among uranium mill workers. The study included 2,002 uranium millers employed in any one of seven mills for at least one year before 1972.

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  • Fa ee UMTRC e - lm.doe.gov

    Wyoming Mining and Milling Company operated the facility from 1962 until 1965 to upgrade uranium ore to a concentrated slurry precipitate before shipment to the Western Nuclear mill at Jeffrey City, Wyoming. The upgrading operations created process-related waste and radioactive mill tailings, a predominantly sandy material. Initially, the mill

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  • Decommissioning issues at Cañon City uranium mill (Colorado)

    > Access related documents . CDPHE approves license transfer to new owner of decommissioning Cañon City uranium mill > Download: License Amendment 57 and related documents (CDPHE, Mar. 9, 2018) Decommissioning Cañon City uranium mill and leaking Schwartzwalder Mine under new ownership: The Lincoln Park Superfund Site, which was added to the ...

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  • Occupational Safety in Uranium Mining - World Nuclear ...

    Occupational Safety in Uranium Mining. Uranium mining companies have generally taken active steps to reduce radiation doses wherever and whenever they can, and voluntarily adopted the most recent international recommendations on dose limits long before they became part of the regulations. World Nuclear Association is the global private-sector organization that seeks to promote and provide ...

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  • The Importance of Conventional Uranium Mills

    Currently, there is only one conventional uranium mill still in operation in the United States. Located in Blanding, Utah, the White Mesa Mill is operated by Energy Fuels and has the capacity to process 2,000 short tons of uranium ore each year. [1]

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  • Uranium mining in the United States - Wikipedia

    History. While uranium is used primarily for nuclear power, uranium mining had its roots in the production of radium-bearing ore from 1898 from the mining of uranium-vanadium sandstone deposits in western Colorado. The 1950s saw a boom in uranium mining in the western U.S., spurred by the fortunes made by prospectors such as Charlie Steen.The United States was the world's leading .

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  • Occupational Safety in Uranium Mining - World Nuclear ...

    Occupational Safety in Uranium Mining. Uranium mining companies have generally taken active steps to reduce radiation doses wherever and whenever they can, and voluntarily adopted the most recent international recommendations on dose limits long before they became part of the regulations. World Nuclear Association is the global private-sector organization that seeks to promote and provide ...

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  • NRC: Uranium Recovery

    For additional information, see Uranium Mill Tailings and the Backgrounder on Uranium Mill Tailings. For additional information about how we regulate uranium recovery operations, see the following related pages: Regulations, Guidance, and Communications; License Applications for New Uranium Recovery Facilities, Expansions, Restarts, and Renewals

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  • A Medley of Potpourri: Uranium mining

    Uranium ores are normally processed by grinding the ore materials to a uniform particle size and then treating the ore to extract the uranium by chemical leaching.The milling process commonly yields dry powder-form material consisting of natural uranium, "yellowcake," which is sold on the uranium .

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