| Trelew Omega Mast | |
| Building Type: | Mast radiator insulated against ground |
| Location: | Trelew, Argentina |
| Status: | Destroyed |
| Completion Date: | 1976 |
| Destroyed: | June 23, 1998 |
| Height: | 366m (1,201feet) |
| Main Contractor: | US Coast Guard |
Trelew Omega Transmitter (station F) situated at Golfo Nuevo, 40 km outside Trelew, Argentina at was a grounded 366m high steel guyed mast antenna, which was the tallest construction in South America. It was imploded as part of a project conducted by Controlled Demolition, Inc. on June 23, 1998.[1]