Operation Toggle United States' Toggle series tests and detonations United States' Toggle series tests and detonations

| Name_ | Date_time_UT | Local_time_zone | Location_ | Elevation_height | Delivery | Purpose | Yield | Venting | Notes_ |
|---|---|---|---|---|---|---|---|---|---|
| Natoma | 5 April 1973 14:00:50.16 | PST (-8 hrs) | NTS Area U10aw 37°10′40″N 116°03′17″W﻿ / ﻿37.17783°N 116.05476°W | 1,283 m (4,209 ft) - 243.84 m (800.0 ft) | underground shaft | weapons development | less than 20 kt |  |  |
| Angus - 1 (with Velarde) | 25 April 1973 22:00:25.03 | PST (-8 hrs) | NTS Area U3jg 37°00′17″N 116°01′45″W﻿ / ﻿37.00483°N 116.0292°W | 1,180 m (3,870 ft) - 452.63 m (1,485.0 ft) | underground shaft | weapons development | 9 kt | Venting detected, 0.6 Ci (22 GBq) | Simultaneous, separate holes. |
| Velarde - 2 (with Angus) | 25 April 1973 22:00:25.07 | PST (-8 hrs) | NTS Area U3jk 36°59′37″N 116°01′18″W﻿ / ﻿36.99367°N 116.02173°W | 1,176 m (3,858 ft) - 277 m (909 ft) | underground shaft | weapons development | 8 kt | Venting detected, 250 Ci (9,200 GBq) | Simultaneous, separate holes. |