Separate abstracts were prepared for each of the following sixteen sections in this Proceedings: overview of the National Waste Terminal Storage Program; earth sciences; socioeconomic evaluations; systems; repository design and equipment; package materials, waste form; far-field performance evaluations; repository sealing; regulatory and institutional issues; repository data base, field tests; package design; status of geologic/environmental characterization; issues in repository siting; quality assurance; near-field performance evaluations; repository data base development.