NAUI Dive Tables Rules to Live By
Prior to the Dive • Do I have any excess Nitrogen in my body? • How deep do I plan to go? • How long can I stay?
Ascent Rate • 30 feet per minute • 60 feet = 2 minutes of swim time
Safety Stops • Reduces risk of DCS • After any dive deeper than 20 feet
Safety stop for 40 foot dive 15 feet 2-3 minutes
Safety stop for 100 foot dive 15 ft 2 min 50 ft 1 min 100 feet
Actual Dive Time • Surface to Surface
Depth Deepest point reached during the dive 25 feet 50 ft 50 ft 90 feet
Diving High Good to an altitude of 1000 feet
Flying After Diving Wait 12-24 hours
Surface Interval Time 10 minutes minimum recognized 1 hour minimum suggested Good SIT Bad SIT
Deep, Cold, Hard Work • Add one letter group
Questions Post Dive • How deep did I go? • How long did I stay? • What is my letter group?