| Operation Anvil | |
|---|---|
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Anvil Husky Pup test chamber 1.
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| Information | |
| Country | United States |
| Test site | NTS Area 12, Rainier Mesa; NTS Area 19, 20, Pahute Mesa; NTS, Areas 1-4, 6-10, Yucca Flat |
| Period | 1975-1976 |
| Number of tests | 21 |
| Test type | underground shaft, underground tunnel |
| Max. yield | 1 megatonne of TNT (4.2 PJ) |
| Navigation | |
| Previous test series | Operation Bedrock |
| Next test series | Operation Fulcrum |
Operation Anvil was a series of 21 nuclear tests conducted by the United States in 1975-1976 at the Nevada Test Site. These tests followed the Operation Bedrock series and preceded the Operation Fulcrum series.