practical tips for improved legionella risk management · hse/la legionella intervention programme...
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Health and Safety Executive
Health and Safety Executive
Practical Tips for Improved
Legionella Risk Management
Sam Lord
HM Specialist Inspector (Occupational Hygiene)
HSE Field Operations Directorate
Objectives
Overview of Legionella
What is Legionella?
Source: WHO Publication: Legionella and the Prevention of Legionellosis (2007)
Pathway to Legionnaires' Disease
Conditions Favouring Growth in Water Systems
Factors that may Promote Growth of Legionella in Water Systems
Legionnaires’ Disease Cases in UK Source: HPA Annual Report 2012
HSE/HSL Review of Outbreaks (2001-2011)www.hse.gov.uk/research/hsl_pdf/2012/hex1207.pdf
UK Outbreaks (2001 – 2011) by System TypeSource: HSL Report HEX 12/07
UK Outbreaks (2001 – 2011) by Failing Source: HSL Report HEX 12/07
Top Tips
#1 Be an Intelligent Customer
#2 Effective Communication
Centralise Action Recording
Centralise Action Recording
#3 Undertake Compliance Checks
Demonstrably Clean
Records clearly indicating loss of control….
Falsified, incomplete records?
Were checks actually carried out?
Information/Resource Update
HSE/LA Legionella Intervention Programme 2012-2014
• Aimed at promoting sustained compliance
and improved control of risk
• Multi-stranded approach
– Use of a variety of intervention
techniques appropriate for the industry
and level of risk
• First Phase = Inspection of all
Evaporative Cooling Systems in GB
CD258 – Consultation on Legionnaires' disease: The control of legionella bacteria in water systems (L8)www.hse.gov.uk/consult/condocs/cd258.htm
HSE Websitewww.hse.gov.uk/legionnaires/
BS 8580:2010 Water Quality – Risk Assessments for
Legionella Control – Code of Practice
NASHiCS Interactive CD - Management
of Legionella in HCWS - Care Homeswww.nashics.org/documents
Legionella Control Association
www.legionellacontrol.org.uk
CIBSE Guide TM13 (2013)www.cibseknowledgeportal.co.uk/