 Hereford and Worcester was a county from 1974 to 1998, and it was designated an Area of Search by Natural England.Since 1998 Hereford and Worcester have been separate counties for local government purposes, but Natural England did not revise its list of counties to take account of the change until around 2014, and this Wikipedia list is still based on the pre-1998 counties., there are 189 sites designated in this Area of Search.