HelicoptersTrackingNewsC/N Units within this Organisation UnitFromTo Security ForcesAnne Arundel County Police DepartmentAACPD1987Baltimore County Police DepartmentBCoPD1983Baltimore Police DepartmentBPD1970Harford County Sheriff OfficeHCSO20132015Maryland Natural Resources Police NRP AviationNRP Aviation2016Maryland State PoliceMSP1961Prince George’s County Police DepartmentPGPD2000 AmbulanceJohns Hopkins Lifeline2001MedSTAR Transport1979University of MarylandUMD Bases and Locations Base Unit Andrews AFBMSP College ParkPGPD Easton / Newnam FieldMSP , NRP Aviation Fort Meade TiptonMedSTAR Transport , AACPD FrederickMSP Greater Cumberland RegionalMSP Indian HeadMedSTAR Transport JH All Childrens helipadJohns Hopkins Lifeline Johns Hopkins Bayview Medical Center HeliportJohns Hopkins Lifeline Johns Hopkins Hospital Critical Care Tower HeliportJohns Hopkins Lifeline Johns Hopkins Hospital HeliportJohns Hopkins Lifeline Martin StateBPD , MSP , BCoPD SalisburyMSP St Mary County RegionalMSP , MedSTAR Transport Washington Hospital Center HeliportMedSTAR Transport Model Types ModelDel'dFromTo EC EC120 AW AW139 SNIA SA365 Dauphin 2 EC AS365 Dauphin 2 Bell 206 EC AS350 Ecureuil AH H125