Microseismic Monitoring of Abandoned Salt Mines beneath Northwich, Cheshire, UK

A004 MICROSEISMIC MONITORING OF ABANDONED SALT MINES BENEATH NORTHWICH CHESHIRE UK Introduction 1 S.M. TOON AND P.STYLES Applied and Environmental Geophysics Research Group Keele University School of Earth Sciences & Geography Keele Staffordshire ST5 5BG United Kingdom The Cheshire Salt Field has been the site of salt mining and wild brine pumping from Roman times for industry on Merseyside and Cheshire. Whilst mining under Northwich ended in 1928 there has been a history of continuing subsidence. Salt and brine extraction formed the basis of mid-Cheshire's chemical industry the primary economic force for the area up to the 1960's. Since then