Country United States Number of tests 14 | Period 1980-1981 | |
Test site NTS Area 12, Rainier Mesa; NTS Area 19, 20, Pahute Mesa; NTS, Areas 1-4, 6-10, Yucca Flat Test type underground shaft, underground tunnel Max. yield 140 kilotonnes of TNT (590 TJ) | ||
Operation Guardian was a series of 14 nuclear tests conducted by the United States in 1980-1981 at the Nevada Test Site. These tests followed the Operation Tinderbox series and preceded the Operation Praetorian series.
References
Operation Guardian Wikipedia(Text) CC BY-SA