Most skiffs held between 700 and 800 barrels (110 and 130 m3) of oil, but one third of that leaked out of the skiffs before they were even launched and another third was lost by the time the skiffs reached Pittsburgh.
ほとんどの舟は700から800バレル(110から130㎥)の原油を積載できたが、 その3分の1は出航前に漏れ出し、残り3分の1はピッツバーグに到着した時には失われていた。