Large Supermarkets in Greater London and what historical fire data tells us

London Fire Brigade is the busiest fire and rescue service in the country and one the
largest firefighting and rescue organisations in the world. Since the beginning
of 2009, details of every incident responded to by London Fire Brigade has been
published and made publicly available. Furthermore, the UK Open Government
Licence provides the conditions for free and flexible use, including the
exploitation of the information commercially.

This short case study makes use of Fire Incident data for the period 2013 to 2020 and focuses
on one distinct type of premises, the ‘Large Supermarket.’ A review of current numbers of supermarket premises, large and convenience sized, within the boundaries of Greater London suggest a figure of over 5,150 locations. The number of locations has Increased steadily over the past decade, particularly with the growth of challenger brands such as Aldi and Lidl.

Major brands and the number of current locations classed as ‘Large Supermarket’ in
Greater London are:


This case study highlights three separate types of fire incident experienced by large
supermarkets. An indication is provided of the general trend of events across this premise type and the individual locations with the most frequent incidents are identified.

4,893 Automated False Fire Alarms were recorded by LFB at Large Supermarkets in
Greater London over the period 2013 to 2020.


219 Primary Fire incidents were recorded by LFB at Large Supermarkets in Greater London
over the period 2013 to 2020.

323 Lift Release incidents were recorded by LFB at Large Supermarkets in Greater London
over the period 2013 to 2020.