Panama Canal slot auctions average US$1.1m as drought deepens trade squeeze

The cost of securing short-notice passage through the Panama Canal has surged as worsening drought collides with heavier demand from energy cargoes rerouted by disruption in the Middle East.

Daily auctions for slots through the canal’s commonly used locks have averaged about US$1.1m so far in August, more than 16 times the equivalent level last year. Individual bids have reached US$3.78m for Neopanamax passages since 28 July.

The figures are auction prices rather than increases in the Panama Canal Authority’s standard tariff. Larger operators frequently secure capacity through advance bookings and do not necessarily participate in the daily auctions. The Authority has described recent high auction payments as temporary market movements driven by individual shipping requirements.

Two pressures are converging.

A strengthening El Niño is reducing water availability in Gatun Lake, which supplies the freshwater used by canal locks. The Authority has announced a series of draft reductions that will bring the permitted depth for affected vessels from a normal level around 50 feet to 47.5 feet by early September. Shallower drafts mean vessels may have to carry less cargo.

At the same time, disruption around the Strait of Hormuz has encouraged Asian energy buyers to source more crude and petroleum products from the US Gulf Coast, increasing demand for the Panama route. Some 113 vessels were waiting to transit on 3 August, compared with 40 at the beginning of January.

The Panama Canal Authority has said the announced draft adjustments are not expected to reduce the number of daily transits at present, although further restrictions remain possible if water conditions deteriorate.

For commodity and trade financiers, lower vessel capacity increases the cost of moving the same quantity of goods and can require cargoes to be divided between additional shipments. Queues can also extend the period for which inventory remains financed before delivery and eventual conversion into receivables.

Those effects can feed directly into borrowing-base utilisation, documentary-credit timelines and the amount of working capital tied up in goods in transit.

The significance is therefore broader than a record auction market. Two of global trade’s principal chokepoints are simultaneously affecting the cost and timing of cargo movement, leaving traders to finance longer and more expensive supply chains.