Some locals are ganging together spearheaded by the local group SAEN , local environmental campaigners and some no win no fee lawyers and chartered surveyors to push for compensation due to loss of property values because of noise. see
Residents press for airport compensation (From Echo)
They can put their claims in from 8th March 2013 and have 6 years to claim.
Additionally I believe that some improvements could be claimed for (Double glazing etc) after 18 months of operation as part of the planning agreements for certain nearby properties.