At What Depth Does Nitrogen Narcosis Occur? (Raptures Of The DEEP)
Scuba divers breath nitrogen under pressure. This produces an intoxicating effect which is known as nitrogen narcosis. If you’re wondering at what depth does nitrogen narcosis occur; the simple answer is that mild symptoms can occur at most depths. However, nitrogen narcosis really only becomes noticeable on scuba dives of around 30 metres (98 feet) and deeper.