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Calculating Dive Time

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Calculates the maximum dive time for scuba diving. For safety reasons, this calculation is based on exiting the water while leaving residual tank pressure.
Tank capacity
Liters
Starting pressure
Atmospheric pressure
End Pressure
Atmospheric pressureRemaining tank pressure upon surfacing
Average Dive Depth
m
Surface Air Consumption Rate
l/min
Dive Time minutes
Dive Time = Tank Capacity × (Start Pressure − End Pressure) ÷ (1 + Average Dive Depth ÷ 10) ÷ Surface Air Consumption Rate

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