The first Freediving Depth Competition
series ever held in the United States
under AIDA's official rules.
series ever held in the United States
under AIDA's official rules.
Where: Lake Berryessa, San Francisco Bay Area, California.
When: September 21st, 2025.
Disciplines: FIM, CWTB, CWT, CNF.
Max depth: 65 meters.
Rules & Rankings: AIDA.
Water surface temperature: 80 F
Thermocline: 8m
Water temperature at depth: 55 F
Air temperature: 90 F
Currents: none
Competition line with counterballast
2 warmup lines to 30m
Dry warmup available at the performance zone
Team
- John PrinsOrganizerJohn is a freediving Instructor Trainer, Judge and Athlete and the founder of Fins and Foam Freediving, the Bay Area's source for freediving classes and gear.
- Forrest KoenigOrganizerForrest is a freediving Judge and Athlete, and the designer and builder of our custom-made platform.
- Monica SchmiedeOrganizerMonica is a freediving Judge, Athlete and Instructor who is passionate about building the California freediving community.
- Johnny SunnexChief of SafetyJohnny is a 110m freediver, former Chief of Safety at Vertical Blue, world record coach, and Organizer of the world record status Blue Element freediving competition in Dominica.
- Laura MelroyHead JudgeLaura is a freediving Judge and Instructor based in the Bay Area who works in biotech and loves marine biology.
- Dr Bizo Silva, MD MSc DiDMMHead MedicDr Silva is a freediving Instructor and Athlete, and Doctor of Emergency Medicine at the Kaiser Emergency Room in Davis with a specialization in Diving and Marine Medicine.
- Blaine McClishHead of PlatformBlaine is a Captain and Master Mariner responsible for the competition's platform.
- Jason BrownAnchormanJason is a freediving Athlete and Safety based in the Bay Area who honed his anchoring skills while pioneering the Bay Area's most difficult freediving spot, Horseshoe Bay.
- Eric PanJudgeEric is a freediving Judge, Athlete and Instructor based in the Bay Area who is passionate about building the California freediving community.
Media coverage of the competition
Results
Questions?