In a bid to ensure safe operation during low water levels, which have been caused by the El Niño weather, the Panama Canal Authority (ACP) has set a maximum draft of 11.89 metres in tropical fresh water, which will start from April 18, 2016, according to the Journal of Commerce.
Technical Paper: The Panama Canal: The Early Years
The ACP said: “When this occurs, El Niño changes the pattern of rainfall in many regions of the planet.
Technical Paper: Superstorms and Rising Sea Levels
“In this case, it has triggered a drought in the Canal Watershed, causing the water levels of Gatun and Alhajuela Lakes to fall substantially below their average for this time of year.”