On the older and more nationally oriented Northeast Snow Impact Scale, which looks at snow in the entire history of a storm, the weekend storm's total score was 4.35, ranking it 25th.
In an illustration of the scale of the problem Mr Hammond said 100, 000 tonnes of snow were cleared from Gatwick airport in the last 24 hours but the flights remained grounded.
Shane Snow, cofounder of Contently, an online platform connecting brands and freelance writers, asked the panel how to scale social media to get the attention of big companies.