Ka cika wannan jumla: Domin yana cikin kwari da ke kusa da teku, birnin Boston yana cikin haɗarin ambaliyar ruwa. An yi amfani da buttress a kusurwar kudu maso yammacin hasumiyar tun daga karni na goma sha takwas don adana rikodin tsawo da kwanakin ambaliyar cocin ta Kogin Witham. An inganta kariya daga ambaliyar ruwa bayan
Ambaliyar Tekun Arewa ta 1953. Ikilisiyar ta ambaliya a 1978 kuma a ranar 5 ga Disamba 2013, lokacin da ambaliyar ruwan Arewa ta 2013 ta haifar da ruwa a ciki da waje na ginin.