30 – 60 Minute emergency response time to most of Essex including: Leigh-on-sea, Rayleigh, Hullbridge, Ashingdon, Hockley, Hawkwell, Canewdon, Burnham-on-Crouch, Southminster, Paglesham, Barling, Great Wakering, Shoeburyness, Southend-on-Sea, Westcliff-on-Sea, Hadleigh, Thundersley, Canvey island, Benfleet, Basildon, Corringham, Stanford-le-Hope, Fobbing, Horndon on the Hill, Orsett, Linford, Tilbury, Chadwell St Mary, Grays, Chafford Hundred, North Stifford, Lakeside, Ockendon, Warley, Great Warley, Herongate, Dunton Wayletts, Langdon Hills, Brentwood, Noak Hill, Kelveden, Chipping Ongar, Shenfield, Stock, Billericay, Ramsden Heath, Mountnessing, Ingatestone, Margretting, Hanningfield, Wickford, South Woodham Ferrers, Fambridge, Rettendon, Chelmsford, Danbury, Maldon, Witham.