Map shows suspected areas and linear runs of voids under Anstey (Herts). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Bentley (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Besthorpe. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Binham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Blakeney (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Brantham (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Bures (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Burwell (Cambs). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Bury St Edmunds (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Byards Leap (Lincs). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Byfleet (Surrey). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Caistor St. Edmund (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Cambridge (Cambs). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Carlisle. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Caston (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Chesterfield (Derbyshire). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Clare (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Clenchwarton (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Cleobury Mortimer (Shropshire). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Congham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Corby Glen (Lincs). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Corpusty (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Corringham. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Cromer, Norfolk. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Crowland (Cambs). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Derby. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Dereham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Dersingham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Diss (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Ditchingham. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Edgefield Norfolk. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Elsing (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Ely. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Euston (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Farleigh Hungerford. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Feltwell. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Foulsham. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Fowlmere (Cambs). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Fransham. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Frome. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Gillingham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Gimingham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Glemsford (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Gorleston (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Grantham. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Great Yarmouth. May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Gresham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Harleston (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Hartest (Suffolk). May identify possible areas of elevated risk for sinkholes and building subsidence.

Map shows suspected areas and linear runs of voids under Heacham (Norfolk). May identify possible areas of elevated risk for sinkholes and building subsidence.