- Operation Grommet
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Operation Grommet Country 
United StatesTest site Nevada Test Site / Amchitka Period 1971-1972 Number of tests 34 Test type Underground Navigation Previous test Operation Emery Next test Operation Toggle Operation Grommet[1] was a series of 34 nuclear tests conducted at the Nevada Test Site in 1971 and 1972 including one in Alaska in 1971. These tests followed the Emery series and preceded Toggle.
Cannikin was the largest U.S underground nuclear detonation, at Amchitka Island, Alaska on November 6, 1971, with a yield of "less than 5 Megatons".
The individual blasts were:
Name Date Size DIAMOND MINE July 1 < 20 kilotons MINIATA July 8 83 kilotons BRACKEN July 9 < 20 kilotons APODACA July 21 < 20 kilotons BARRANCA August 4 < 20 kilotons NAMA-AMARYLIS, -MEPHISTO August 5 < 20 kilotons BALTIC August 6 < 20 kilotons ALGODONES August 18 20 to 200 kilotons FRIJOLES-DEMING, -ESPUELA, -GUAJE, -PETACA September 22 4×low PEDERNAL September 29 < 20 kilotons CHANTILLY September 29 < 20 kilotons CATHAY October 8 < 20 kilotons LAGOON October 14 < 20 kilotons CANNIKIN November 6 4.4 - 5.2 megatons DIAGONAL LINE November 24 < 20 kilotons PARNASSIA November 30 < 20 kilotons CHAENACTIS December 14 20 to 200 kilotons HOSPAH December 14 < 20 kilotons YERBA December 14 < 20 kilotons MESCALERO January 5 < 20 kilotons COWLES February 3 < 20 kilotons DIANTHUS February 17 < 20 kilotons SAPPHO March 23 < 20 kilotons ONAJA, OCATE March 30 < 20 kilotons LONGCHAMPS April 19 < 20 kilotons JICARILLA April 19 < 20 kilotons MISTY NORTH May 2 < 20 kilotons KARA May 11 < 20 kilotons ZINNIA May 17 < 20 kilotons MONERO May 19 < 20 kilotons MERIDA June 7 < 20 kilotons CAPITAN June 28 < 20 kilotons HAPLOPAPPUS June 28 < 20 kilotons TAJIQUE June 28 < 20 kilotons References
Categories:- American nuclear explosive tests
- Nevada Test Site
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