Approved Gasses

WKPP standard gasses are for use in the WKPP only, and are not to be confused with any other standards outside of the team. The gasses reflect MINIMUM helium requirements and MAXIMUM oxygen requirements.

Bottom Gas
Max Operating DepthMOD DecalMAX OxygenMIN Helium
100 ft10032%0%
190 ft19018%45%
240 ft24016%60%
300 ft30010%85%
> 300 ft to be assigned by Project Director   
Drysuit Inflation Gas – 100% Argon
Support Diver Gas
Max Operating DepthMOD DecalMAX OxygenMIN Helium
100 ft10032%0%
Deco Gas
Depth RangeMOD DecalMAX OxygenMIN Helium
130 – 190 ft19021%35%
80 – 120 ft12035%25%
30 – 70 ft7050% 
0 – 20 ftOXYGEN – 20100% 
30 ft Oxygen use permitted in dry habitats ONLY
Exceptions to be approved by Project Director