Legionnaires’ disease—The control of legionella bacteria in water systems Approved Code of Practice and Guidance (Fourth edition, ). HSE have published their Approved Code of Practice ACoP L8 4th edition & technical guidance documents for the control of legionella bacteria. Guardian Water helps buildings comply with HSE ACoP L8 (Legionella Bacteria Control in Water Systems) with Legionella Risk Assessment & Subsequent.

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The ACoP L8 document includes the following information: The original L8 ACOP and guidance contained 61 pages whereas the new set of publications that replaced it amount to pages so there must be something new.

Legionnaires’ disease – have you reacted to changes in L8?

The control of legionella bacteria in water systems Approved Code of Practice and guidance Date of publication: The ACOP itself is little changed apart from the introductionwith most of the wording identical to the pegionella. Close Optional library advanced search: The control of Legionella bacteria in other risk systems To discuss the changes to ACoP L8 and the introduction of HSG with our technical team please contact us or call Health and Safety Executive.

Leglonella control of Legionella bacteria in hot and cold water systems – Interim guidance Part 3: The control of Legionells bacteria in evaporative cooling systems Part 2: There are also a couple of issues that have apparently been deleted such as cleaning water softeners and measuring the inlet temperature to TMVs. Plant operators only need to ensure that their operating and maintenance regime for the cooling towers is sufficiently well documented to meet the requirements of the ACOP, both in terms of written procedures and the recording of tests and inspections.


All of the documents may be downloaded from the HSE website. HSG Part 2 section 2 provides a more extensive description of domestic hot water systems than the previous guidance. These include identifying and assessing sources of risk, preparing a scheme to prevent or control risk, implementing, managing and monitoring precautions, keeping records of precautions and appointing a manager to be responsible for others. Maintenance activity may have to be adjusted to meet the new guidance on fouling though it is likely that contractors following good practice would already comply.

Legionnaires’ disease. The control of legionella bacteria in water systems

The control of legionella bacteria in water systems. However, if you were complying with the intent of the ACOP beforeyou will almost certainly be compliant leggionella. HSG Part 1 is concerned with cooling towers and Part 2 is concerned with hot and cold water services. There are some additional tasks associated with dental equipment but otherwise the scope and frequency of monitoring and maintenance is the same as previously.

This website uses non-intrusive cookies to improve your user experience. We’ve detected you are coming from a location inside the Americas. Contact us Book a collection New Customer Guide. However, much of the new text is background information rather than specific guidance.

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It is not clear whether these were intentionally deleted or lost in the editorial process so it would seem sensible to follow the original guidance. Skip to content Skip to navigation. A – switch to normal size A – switch to large size A – switch to larger size. GB This does not mean that a risk assessment compiled according to the old guidance is invalid but it is important to regularly review any risk assessment, and consequent operating and maintenance procedures, on a regular basis and particularly when circumstances legionwlla or new guidance comes along.


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Legionnaires’ disease. The control of legionella bacteria in water systems

Guidance on domestic water systems HSG Part 2 section leigonella provides a more extensive description of domestic hot water systems than the previous guidance. The new text mentions evaporative air cooling using evaporation directly or indirectly to cool ventilation air but then clouds the issue by suggesting that these systems may or may not require notification under the Notification of Cooling Towers and Evaporative Condensers Regulation.

Please choose one of the following: ALS Environmental ALS Environmental offer a comprehensive range of environmental testing solutions including expert laboratory analysis, in-field testing and on-site sampling and monitoring. HSE aims to reduce legioella death, injury and ill health.

Coventry Hawarden Guidance on evaporative cooling systems The previous guidance contained a basic description of the different types of cooling towers followed by a brief section on management, treatment and monitoring.

Overall, the new elements of information and guidance relate to the general operation of the cooling tower to reduce fouling and corrosion. Legionnaires’ disease guides Set of two BSRIA guides covering risk assessments and operation and maintenance log books. Risky business Vehicle safety on farms Kidsafe: