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Title: Identification of processes and parameters of importance to estimation of uncertainties in long-term collective dose and health effects resulting from geologic disposal of high-level radioactive waste

Technical Report ·
OSTI ID:5158729

The purpose of this report is to identify and briefly discuss those processes and parameters which are believed to be important to assessments of the post-closure performance of a geologic repository for high-level radioactive waste. Particular emphasis is given to estimation of uncertainties in the calculation of long-term collective dose and health effects. The discussion is divided into three parts: (1) determination of the critical radionuclides in the waste inventory in terms of potential health detriment to man; (2) identification of processes and parameters of importance to estimating the transport of radionuclides between a repository and the biosphere, based on the assumption that groundwater flow is the mode of transport; and (3) an examination of some critical parameters for estimating long-term collective dose and health effects following release of long-lived radionuclides to the biosphere. This report provides an introduction to a more detailed analysis, which is currently being performed, of the uncertainties inherent in estimates of long-time radiological impacts on man resulting from geologic disposal of high-level waste.

Research Organization:
Oak Ridge National Lab., TN (USA)
DOE Contract Number:
AC05-84OR21400
OSTI ID:
5158729
Report Number(s):
NUREG/CR-2123; ORNL/NUREG/TM-456; ON: TI86000950
Country of Publication:
United States
Language:
English