Operation Hardtack I Tests Hardtack I Tests

| Name_ | Location_ | Elevation_Height | Delivery | Purpose | Yield |
|---|---|---|---|---|---|
| Cedar | Bikini, Namu (Charlie) | 0 + metres (ft) | Barge | Weapons development | 220 kt |
| Dogwood | Enewetak, Enjebi (Janet) | 0 + metres (ft) | Barge | Weapons development | 397 kt |
| Poplar | Bikini, Namu (Charlie) | 0 + metres (ft) | Barge | Weapons development | 9.3 Mt |
| Scaevola | Enewetak, Runit (Yvonne) | metres (ft) + metres (ft) | Barge | Safety experiment | no yield |
| Pisonia | Enewetak, Runit (Yvonne) | 0 + metres (ft) | Barge | Weapons development | 255 kt |
| Juniper | Bikini, Eninmen (Tare) | 0 + metres (ft) | Barge | Weapons development | 65 kt |
| Olive | Enewetak, Enjebi (Janet) | 0 + metres (ft) | Barge | Weapons development | 202 kt |
| Pine | Enewetak, Enjebi (Janet) | 0 + metres (ft) | Barge | Weapons development | 2 Mt |