Country United States Number of tests 34 | Period 1971-1972 Start date 1971 | |
Test site Amchitka Island, Alaska; NTS Area 12, Rainier Mesa; NTS Area 16, Shoshone Mountain; NTS Areas 5, 11, Frenchman Flat; NTS, Areas 1-4, 6-10, Yucca Flat Test type underground shaft, underground tunnel Max. yield 4.8 megatonnes of TNT (20 PJ) | ||
The United States's Grommet nuclear test series was a group of 34 nuclear tests conducted in 1971-1972. These tests followed the Operation Emery series and preceded the Operation Toggle series.
Largest underground nuclear test spartan abm warhead operation grommet cannikin 6 11 1971
References
Operation Grommet Wikipedia(Text) CC BY-SA