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/