ACRONYMS AND ABBREVIATIONS
Acronyms| ALARA | as low as is reasonably achievable |
| CQ | conventional quality |
| DOE | U.S. Department of Energy |
| ECRB | Enhanced Characterization of the Repository Block |
| EPA | U.S. Environmental Protection Agency |
| FEP | feature, event, and process |
| NRC | U.S. Nuclear Regulatory Commission |
| NWPA | Nuclear Waste Policy Act of 1982 |
| QL | quality level |
| TSPA | total system performance assessment |
| USGS | U.S. Geological Survey |
| acre-ft | acre-feet |
| cm | centimeter |
| Eh | redox potential |
| ft | foot |
| g | gram |
| g | acceleration of gravity |
| gal | gallon |
| hr | hour |
| Hz | hertz |
| in. | inch |
| kg | kilogram |
| km | kilometer |
| kW | kilowatt |
| L | liter |
| lb | pound |
| m | meter |
| mg | milligram |
| mi | mile |
| ml | milliliter |
| mm | millimeter |
| mph | miles per hour |
| mrem | millirem |
| MTHM | metric tons of heavy metal |
| Mw | moment magnitude |
| µm | micrometer (micron) |
| nm | nanometer |
| pCi | picocurie |
| pH | scale of acidity and alkalinity (hydrogen-ion concentration notation) |
| rem | roentgen equivalent man |
| s | second |
| yr | year |