The UK Border Agency says it is working with Northampton Borough Council to deal with camps set up by homeless migrants in the town.
The latest encampment has been discovered on the site of the town's former power station.
It's thought up to three people could be living there. More at ITV Anglia.
More top news
Woman grows giant pumpkin to soothe heartache
Bride widowed just nine months after wedding
Stoke woman prepares to move into a glass box in Tesco's