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U.S. Department of Energy
Office of Scientific and Technical Information

Disposal alternatives and recommendations for waste salt management for repository excavation in the Palo Duro Basin, Texas

Technical Report ·
OSTI ID:6820685

This report documents an evaluation of five alternatives for the disposal of waste salt that would be generated by the construction of a repository for radioactive waste in underground salt deposits at either of two sites in the Palo Duro Basin, Texas. The alternatives include commercial disposal, offsite deep-well injection, disposal in abandoned mines, ocean disposal, and land surface disposal on or off the site. For each alternative a reference case was rated - positive, neutral, or negative - in terms of environmental and dependability factors developed specifically for Texas sites. The factors constituting the environmental checklist relate to water quality impact, water- and land-use conflicts, ecological compatibility, conformity with air quality standards, and aesthetic impact. Factors on the dependability check-list relate to public acceptance, the adequacy of site characterization, permit and licensing requirements, technological requirements, and operational availability. A comparison of the ratings yielded the following viable alternatives, in order of preference: (1) land surface disposal, specifically disposal on tailings piles associated with abandoned potash mines; (2) disposal in abandoned mines, specifically potash mines; and (3) commercial disposal. Approaches to the further study of these three salt management techniques are recommended.

Research Organization:
NUS Corp., Gaithersburg, MD (USA); Battelle Memorial Inst., Columbus, OH (USA). Office of Nuclear Waste Isolation
OSTI ID:
6820685
Report Number(s):
BMI/ONWI-620; ON: DE87006594
Country of Publication:
United States
Language:
English