PANAMA / RankWire.AI / – The Panama Canal might see a reduction in its daily vessel count to approximately 29 ships in February or March 2027 if drought conditions persist, according to its new head administrator. Ilya Espino de Marotta assumed her role on Sept. 7 and highlighted the risk amid El Niño-driven pressure on reservoir water levels. The canal system relies heavily on freshwater sourced from rainfall-dependent lakes to operate its locks effectively. The Panama Canal Authority has already initiated phased capacity reductions due to below-average rainfall across the watershed region.
Beginning on Sept. 3, the canal permitted nine daily Neopanamax vessel slots and 25 Panamax slots, totaling 34 slots in total. As of Sept. 15, Panamax availability will decrease to 23 slots, which drops the combined daily capacity to 32 ships. These adjustments follow a period of diminished rainfall during Panama’s wet season, resulting in lower inflows into the watershed. Authorities are implementing water conservation practices and tighter vessel booking controls while closely monitoring Gatun Lake and other key water sources.
For fiscal year 2026, official operational data shows the canal averaged 35 transits per day up to June 30. Between October and June, it recorded a total of 10,726 transits, reflecting a 5.2% increase compared to the same timeframe a year earlier. These figures precede recent rainfall shortages that have prompted tighter operational restrictions. The canal connects the Atlantic and Pacific Oceans and is a critical route for container traffic, energy shipments, bulk commodities, and other cargo types.
Water shortages force capacity adjustments in transit operations
Locks in the canal depend on freshwater from Gatun Lake and Alhajuela Lake to elevate and lower ships during each crossing. Consequently, the levels of these reservoirs directly influence how many vessels can transit the canal during extended dry spells. During the intense 2023 drought, daily transits dropped to 22 in December as Gatun Lake’s levels fell to unusually low points. Transit capacity later recovered following increased rainfall and the implementation of water-saving measures that helped maintain sufficient supplies for both canal operations and local consumption.
The authorities have also made adjustments to vessel draft limits as part of their water management strategy. On Sept. 4, officials postponed a planned reduction in the Neopanamax maximum draft from 48 feet to 47.5 feet. The current 48-foot limit remains in place after reviews of Gatun Lake’s status and revised weather forecasts. Draft limits determine how deeply ships can sit in the water, which is crucial for vessels with heavier cargo loads and affects their operational capabilities.
Changes in booking procedures follow capacity constraints
As transit capacity becomes more restricted, the canal has revised its vessel booking and auction policies. Now, daily auction slots categorize vessels based on cargo type, including gas carriers, bulk ships, container vessels, and tankers. When other conditions are comparable, full container ships with higher carrying capacities are given priority for Neopanamax slots. Officials encourage vessels without reservations to utilize the booking system, as limited capacity can result in longer wait times. Confirmed reservations remain the only guaranteed method to secure a transit date.
No additional reductions to 29 ships per day have been ordered at this time. The administrator indicated that this level could be implemented as early as February or March if drought conditions do not improve. The canal’s experts continue to monitor rainfall patterns, watershed inflows, and lake water levels before considering further operational adjustments. Additionally, the canal is advancing the Río Indio reservoir project, designed to expand long-term water storage capacity. This initiative is part of Panama’s broader effort to ensure water availability for canal operations and the country’s more than half of its population.