A consortium of Nottinghamshire Police and Derbyshire Police formed to operate a shared services helicopter support unit. @ (optional) Send Locations YearsLocationICAO/FAA1998/13Ripley / Butterley Hall Models Years Models 2004/13 EC135 1998/04 AS355 ecureuil 2 North Midlands Police List of helicopters C/N VersionBuiltIn this Org In other Org 5502 as355n 1991 G-NMHS : North Midlands Police Helicopter Support Unit Apr98-Jun04 as /OH88 G-DPPS - I-OSPA ZS-HNC - I-EUTB 0300 ec135t2 2003 G-NMID : North Midlands Police HSU (Police consortium) /OH88 replaced AS355N D-HECT G-NMID