-.. Announced United States Nuclear Tests -- By DatéEvent Name
Date (GCT)
Location
Type
Purpose
Yield Range
Operation Hardtack I! -- Continued
Catron
10/24/58
NTS
Tower
Safety Experiment
21 tons
Juno
Fired in surface structure
Radioactivity not detected off site
10/24/58
NTS
Surface
Safety Experiment
1.7 tons
Ceres
Radioactivity not detected off site
10/26/58
NTS
Tower
Safety Experiment
0.7 tons
Sanford
10/26/58
NTS
Balloon
WeaponsRelated
4.9 kt
De Baca
10/26/58
NTS
Balloon
WeaponsRelated
2.2 kt
Chavez
10/27/58
NTS
Tower
Safety Experiment
0.6 tons
Evans
10/29/58
NTS
Tunnel
WeaponsRelated
55 tons
Humboldt
10/29/58
NTS
Tower
Weapons Related
7.8 tons
Mazama
10/29/58
NTS
Tower
WeaponsRelated
Zero
Santa Fe
10/30/58
NTS
Balloon
Weapons Related
1.3 kt
Blanca
’ Slight venting
10/30/58
NTS
Tunnel
WeaponsRelated
22 kt
Ganymede
10/30/58
NTS
Surface
Safety Experiment
Zero
10/30/58
NTS
Tower
_Safety Experiment
Venting
Radioactivity not detected off site
No radioactive release detected
Contained in surface structure
No radioactive release detected
Titania
-12-
0.2 tons