Dream about dangerous water is a hint for the things you have learned from your past experiences. You need to let go of some grudge. Maybe you should stop talking and listen more. The dream is about the instinctual and uninhibited aspect of your character. Perhaps you are concerned about issues with fertility, cancer or venereal diseases.
Dangerous water dream is a sign for abandoned ideas. You are feeling hostility from someone. You are in control. This dream is a clue for looming danger. Some aspect of your daily routine is being altered.
If you dreamt about dangerous water:
Your fast-talking ways can get you through any door you want to enter into today. Other people have wonderful ideas all around you and you have the ability to get these ideas out to the people and make them effective. Others want you aboard.