Surely the place to put it is Manston, handy for the coast, so you could more or less land them directly from the sea and being the lorry park for the Channel crossing bottlenecks, you could ship them back out the same way some of them would have arrived by, to whence they came from.
just get it up and running again if it isn’t.
https://www.bbc.co.uk/news/explainers-63456015