| AHP | Analytic Hierarchy Process |
| CERCLA | Comprehensive Environmental Response, Compensation, and Liability Act of 1980 |
| CFR | Code of Federal Regulations |
| Ci | curie |
| DOE | U.S. Department of Energy |
| DOE-EM | U.S. Department of Energy’s Office of Environmental Management |
| DOE-ORP | U.S. Department of Energy’s Office of River Protection |
| DWPF | Defense Waste Processing Facility |
| EIS | Environmental Impact Statement |
| EMF | Effluent Management Facility |
| FBSR | fluidized bed steam reforming |
| FFRDC | Federally Funded Research and Development Center |
| FFTF | Fast Flux Test Facility |
| GAC | granular activated carbon |
| GAO | U.S. Government Accountability Office |
| HEPA | high-efficiency particulate air filter |
| HLW | high-level waste |
| I | iodine |
| IDF | Integrated Disposal Facility |
| ILAW | immobilized low-activity waste |
| INL | Idaho National Laboratory |
| IWTU | Integrated Waste Treatment Unit |
| LAW | low-activity waste |
| LLW | low-level waste |
| LSW | liquid secondary waste |
| m | meter |
| MLLW | mixed low-level waste |
| mrem | millirem [Roentgen Equivalent Man] |
| NDAA | National Defense Authorization Act |
| NEPA | National Environmental Policy Act |
| PA | performance assessment |
| PNNL | Pacific Northwest National Laboratory |
| PRA | probabilistic risk assessment |
| RCRA | Resource Conservation and Recovery Act of 1976 |
| ROM | Rough Order of Magnitude |
| SLAW | supplemental low-activity waste |
| SRNL | Savannah River National Laboratory |
| SSW | solid secondary waste |
| TBD | to be determined |
| Tc | technetium |
| TPA | Tri-Party Agreement |
| TRIDEC | Tri-City Development Council |
| TRL | technical readiness level |
| U.S. NRC | U.S. Nuclear Regulatory Commission |
| WAC | waste acceptance criteria |
| WCS | Waste Control Specialists |
| WIR | Waste Incidental to Reprocessing |
| WTP | Waste Treatment and Immobilization Plant |
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