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The NRC is shutdown due to the lapse in appropriations. Exempted activities to maintain critical health and safety activities and progress on critical activities, including activities outlined in Executive Order 14300, as described in the OMB Approved NRC Lapse Plan will continue.

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Research Information Letters – 1986

Document Number Title Publish Date
RIL-146 Results of New Madrid Seismotectonic Research Program 06/30/1986
RIL-145 Concentrations of Uranium and Thorium Isotopes in Uranium Miller's and Miner's Tissues 04/24/1986

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Page Last Reviewed/Updated Wednesday, June 10, 2020

Page Last Reviewed/Updated Wednesday, June 10, 2020