Several branches run full Tetrathlons usually in the summer. The Area Event usually alternates between Area 15 and 16 and is held in June or July to qualify for the national Tetrathlon Championships in August.
See also link to National Dates Calendar https://teamup.com/kshpb2vii6tawm7hdx
Events in bold with dates have been confirmed. Other events listed are from 2024 but are likely to be rescheduled for 2025.
Sat/Sun 13/14 Triathlon and Tetrathlon. Four Burrow
Sun 19 Triathlon. Spooners. Mount Kelly