Is 40 feet deep for scuba diving?
A shallow dive is usually between 30 to 40 feet. Diving this shallow has many benefits such as increased visibility and dive time is limited only by air consumption. On a deep dive your bottom time is limited because of nitrogen absorption, additionally air consumption increases at depth because of ambient pressure.
How deep can you dive before you have to decompress?
The depth most commonly associated with the term safety stop is 15-20 feet (5-6 m). Divers are taught to remain at this depth for at least three to five minutes, as it allows the body to offgas nitrogen accumulated in the tissues while at depth.
What is the safest depth to dive?
The American Red Cross recommends a minimum of 9 feet of water depth for head first dives including dives from pool decks. Results for a comprehensive study of diving injuries are presented in “Diving Injuries: The Etiology of 486 Case Studies with Recommendations for Needed Action” edited by Dr.