She added: “No one seems to be making a scene, but I feel frustrated because this is the second time this has happened.”
Toilets in the airport’s North Terminal are closed as a result of the supply issue, while the majority of toilets in the South Terminal are unaffected.
Food outlets in the North Terminal remain open, but for passenger seating only.
Anthony Rochester, head of networks at SES Water, said the burst main was “temporarily affecting supply including Gatwick Airport”, and that teams were on site to repair the issue “as quickly and safely as possible”.
“We are sorry for the disruption this is causing customers and will continue to provide updates,” he added.
In July, both terminals at Gatwick lost running water for several hours after a power failure at a treatment works in the area.
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