The five people on board — the pilot and four passengers — were rescued and are fine.
The passengers were Swedish tourists and said that the pilot was superb in reducing the impact from the landing.
The landing happened shortly before noon.
Witnesses say the helicopter was low to the water and appeared to be going down.
Emergency services were on the scene in a matter of minutes.
The helicopter had taken off from the Wall Street heliport.
Check back for updates.